How long is the flight from South America to London Heathrow Airport?

Departing from South America to London Heathrow Airport will take you 14h 45m. South America and London Heathrow Airport are separated by a distance of 5874 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?

For one-way options, check prices for LATAM Airlines. According to our data, you can fly for as low as £231. Users have also found prices from £237 and £280 on TAP AIR PORTUGAL and British Airways, respectively.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from South America to London Heathrow Airport?

When deciding which route to take from South America to London Heathrow Airport consider Sao Paulo Guarulhos Intl - London Heathrow, Sao Paulo Viracopos - London Heathrow or Rio de Janeiro–Galeão Intl - London Heathrow as they are the most popular.

What are the cheapest flights from South America to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for £690. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £603 on average, our data indicates £839 when flying from South America to London Heathrow Airport.

What are the most reliable airlines from South America to London Heathrow Airport?

The top 3 most reliable airlines when flying from South America to London Heathrow Airport are Etihad Airways (77%), Avianca (77%) and Emirates (77%).

What are the most popular airlines that fly from South America to London Heathrow Airport?

The most popular airlines flying from South America to London Heathrow Airport are LATAM Airlines, British Airways and TAP AIR PORTUGAL. Something to consider prior to booking your flight.

Can I find deals for flights from South America to Heathrow that include hotel bookings?

Yes. In addition to deals on South America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from South America to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South America to Heathrow.

Can I find deals for business class flights from South America to Heathrow?

Yes. Cheapflights offers flight deals from South America to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£248+ Cheap Flights from South America to London Heathrow Airport

Cheap flight deals from South America to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from South America to Heathrow
Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2026.

Mon 2/1117:25 -

1 stop18h 10m

Tue 16/321:35 -

1 stop21h 40m

Deal found 26/10£602

Thu 5/1102:25 -

1 stop33h 10m

Tue 24/1121:35 -

1 stop28h 20m

Deal found 27/10£608

Tue 10/1107:55 -

1 stop27h 40m

Wed 25/1121:35 -

1 stop21h 40m

Deal found 24/10£609

Mon 16/1123:40 -

1 stop18h 45m

Wed 2/1208:55 -

1 stop15h 30m

Deal found 26/10£615

Thu 3/1217:25 -

1 stop18h 10m

Mon 7/1221:35 -

1 stop28h 20m

Deal found 27/10£615

Mon 9/1116:35 -

1 stop26h 00m

Sat 21/1112:25 -

1 stop21h 05m

Deal found 24/10£615

Tue 3/1107:55 -

1 stop27h 40m

Mon 9/1121:35 -

1 stop30h 40m

Deal found 26/10£616

Thu 12/1117:25 -

1 stop18h 10m

Wed 25/1121:35 -

1 stop21h 40m

Deal found 23/10£617

Mon 9/1120:45 -

1 stop21h 40m

Mon 23/1106:20 -

1 stop15h 10m

Deal found 23/10£618

Sat 14/1100:25 -

1 stop35h 10m

Tue 1/1221:35 -

1 stop28h 20m

Deal found 23/10£618

Tue 3/1107:45 -

1 stop27h 50m

Tue 10/1121:35 -

1 stop29h 55m

Deal found 28/10£619

Sat 7/1107:45 -

1 stop27h 50m

Sat 28/1121:35 -

1 stop29h 55m

Deal found 24/10£621

Best flights from South America to Heathrow
Discover carefully curated flight deals from South America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 October 2026.

Wed 3/316:35 -

1 stop17h 05m

Sat 13/306:00 -

2 stops18h 35m

Deal found 27/10£621

Tue 10/1113:55 -

1 stop14h 45m

Tue 1/1208:55 -

2 stops24h 10m

Deal found 23/10£792

Sun 21/323:15 -

2 stops17h 25m

Fri 26/307:30 -

1 stop16h 55m

Deal found 25/10£831

Tue 10/1114:20 -

2 stops20h 30m

Tue 24/1106:30 -

2 stops21h 00m

Deal found 28/10£837

Fri 12/209:15 -

2 stops25h 15m

Wed 24/219:05 -

1 stop26h 45m

Deal found 24/10£871

Sat 21/1121:30 -

2 stops29h 50m

Tue 1/1212:50 -

2 stops24h 30m

Deal found 26/10£895

Sat 30/115:20 -

1 stop18h 15m

Thu 1/422:05 -

1 stop21h 00m

Deal found 23/10£924

Mon 16/1113:55 -

1 stop16h 45m

Mon 30/1116:30 -

1 stop30h 25m

Deal found 25/10£962

Wed 13/121:10 -

2 stops19h 30m

Wed 27/106:00 -

2 stops18h 05m

Deal found 27/10£976

Sat 17/418:20 -

1 stop34h 50m

Fri 30/420:50 -

1 stop23h 45m

Deal found 23/10£1,009

Mon 1/310:10 -

3 stops29h 55m

Wed 31/318:20 -

2 stops36h 55m

Deal found 26/10£1,178

Thu 12/1101:30 -

1 stop17h 05m

Mon 23/1113:40 -

1 stop33h 00m

Deal found 27/10£760

Wed 25/1120:40 -

1 stop18h 40m

Wed 2/1208:55 -

2 stops24h 10m

Deal found 27/10£798

Sat 10/409:00 -

1 stop20h 20m

Fri 30/411:30 -

1 stop13h 55m

Deal found 25/10£853

Thu 19/1114:40 -

1 stop24h 40m

Mon 30/1114:45 -

2 stops42h 20m

Deal found 23/10£804

Wed 17/200:50 -

1 stop18h 25m

Sat 20/322:15 -

Nonstop14h 35m

Deal found 25/10£905

Wed 13/109:00 -

1 stop19h 00m

Wed 27/120:25 -

1 stop23h 05m

Deal found 26/10£915

Fri 13/1121:30 -

2 stops29h 50m

Wed 18/1109:10 -

2 stops25h 05m

Deal found 27/10£976

Wed 4/1113:45 -

2 stops23h 50m

Wed 25/1106:20 -

2 stops26h 45m

Deal found 26/10£814

Mon 2/1120:30 -

1 stop15h 25m

Sat 21/1121:15 -

Nonstop11h 45m

Deal found 25/10£918

Wed 25/1116:05 -

2 stops16h 45m

Sun 13/1216:00 -

1 stop27h 25m

Deal found 27/10£943

Tue 17/1109:02 -

2 stops24h 03m

Sun 22/1121:35 -

1 stop14h 00m

Deal found 23/10£993

Sat 21/1120:40 -

1 stop34h 50m

Sun 29/1108:55 -

2 stops34h 35m

Deal found 23/10£829

Fri 13/1107:40 -

2 stops20h 30m

Tue 1/1210:00 -

1 stop17h 35m

Deal found 26/10£1,010

Fri 20/1113:55 -

1 stop22h 45m

Fri 11/1210:30 -

1 stop25h 20m

Deal found 26/10£1,119

Wed 4/1116:10 -

Nonstop11h 20m

Wed 25/1121:15 -

Nonstop11h 45m

Deal found 23/10£926

Sat 13/220:10 -

1 stop32h 20m

Tue 11/511:55 -

1 stop27h 15m

Deal found 24/10£1,027

Fri 18/1217:40 -

2 stops18h 20m

Sun 3/106:30 -

1 stop14h 50m

Deal found 25/10£948

Thu 10/1213:55 -

1 stop22h 45m

Tue 26/117:30 -

1 stop17h 25m

Deal found 27/10£1,002

Tue 2/311:10 -

2 stops23h 35m

Thu 11/306:30 -

2 stops21h 15m

Deal found 26/10£836

Find flight deals from South America to Heathrow

Round-trip from	£601
One-way from	£248
Popular in	July
Cheapest in	February
Average price	£754
Good round-trip deal	£852 or less
Good one-way deal	£484 or less

TAP AIR PORTUGAL
1/3-12/4
2 total stops
31h 10m total
South America to London

Search Deals

TAP AIR PORTUGAL
9/11-31/12
1 total stop
26h 15m total
South America to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£57 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a round-trip flight from South America to London Heathrow.

Search Deals

Price to beat on a one-way flight from South America to London Heathrow.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from South America to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SantiagoLondon

SCL Santiago Arturo Merino Benitez - LHR London Heathrow

SCLLHR

Santiago Arturo Merino Benitez

Thu 26/11

13:45-20:05

1 stop27h 20m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£248

Rio de JaneiroLondon

GIG Rio de Janeiro–Galeão Intl - LHR London Heathrow

GIGLHR

Rio de Janeiro–Galeão Intl

Thu 26/11

15:35-15:40

1 stop21h 05m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£253

Rio de JaneiroLondon

GIG Rio de Janeiro–Galeão Intl - LHR London Heathrow

GIGLHR

Rio de Janeiro–Galeão Intl

Tue 17/11

15:35-09:40

1 stop15h 05m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£290

SantiagoLondon

SCL Santiago Arturo Merino Benitez - LHR London Heathrow

SCLLHR

Santiago Arturo Merino Benitez

Mon 16/11

15:50-17:35

2 stops22h 45m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£315

Rio de JaneiroLondon

GIG Rio de Janeiro–Galeão Intl - LHR London Heathrow

GIGLHR

Rio de Janeiro–Galeão Intl

Tue 16/2

16:50-14:35

1 stop18h 45m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£317

Sao PauloLondon

GRU Sao Paulo Guarulhos Intl - LHR London Heathrow

GRULHR

Sao Paulo Guarulhos Intl

Sat 7/11

22:15-22:40

2 stops21h 25m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£322

Sao PauloLondon

GRU Sao Paulo Guarulhos Intl - LHR London Heathrow

GRULHR

Sao Paulo Guarulhos Intl

Thu 26/11

23:45-21:35

2 stops18h 50m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£326

GoiâniaLondon

GYN Goiânia Santa Genoveva - LHR London Heathrow

GYNLHR

Goiânia Santa Genoveva

Wed 25/11

09:45-14:05

2 stops25h 20m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£354

SantiagoLondon

SCL Santiago Arturo Merino Benitez - LHR London Heathrow

SCLLHR

Santiago Arturo Merino Benitez

Fri 13/11

00:50-07:55

2 stops28h 05m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£366

GoiâniaLondon

GYN Goiânia Santa Genoveva - LHR London Heathrow

GYNLHR

Goiânia Santa Genoveva

Mon 14/12

10:00-14:05

2 stops25h 05m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£372

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from South America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South America with our price prediction graph.

GRU-LHR

SCL-LHR

GIG-LHR

BOG-LHR

POA-LHR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South America to London Heathrow Airport

0SA-LHR

GRU-LHR

SCL-LHR

GIG-LHR

BOG-LHR

What is the cheapest month to book a flight from South America to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £779). Flying from South America to London Heathrow Airport in July is currently the most expensive (average of £1,056). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SA to LHR?

When flying from South America to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 35% versus a flight in the morning.

Weekly flight availability from South America to London Heathrow Airport

The most flights from 0SA to LHR are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from South America to London delayed?

About 18% of weekly flights between South America and London have experienced delays in the past year, with the average delay time being 173 minutes.

What is the most punctual flight time for South America to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on South America to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from South America to London Heathrow Airport?

The price you pay for your flight from South America to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from South America to London Heathrow Airport?

Travellers seeking maximum savings on their South America to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Air France,LATAM Airlines, andTAP AIR PORTUGAL from South America to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

Air France

7.5

Good

1,653 reviews

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

LATAM Airlines

7.4

Good

1,971 reviews

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

TAP AIR PORTUGAL

7.2

Good

2,387 reviews

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

British Airways

6.7

Okay

8,274 reviews

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

Avianca

6.5

Okay

2,549 reviews

Air France

7.5

Good

1,653 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

CDG - DBV

Something in the cabin started on fire. Filled with smoke 8 minutes before landed. But everything was fine.

Related info for your journey

How long is the flight from South America to London Heathrow Airport?
Departing from South America to London Heathrow Airport will take you 14h 45m. South America and London Heathrow Airport are separated by a distance of 5874 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?
For one-way options, check prices for LATAM Airlines. According to our data, you can fly for as low as £231. Users have also found prices from £237 and £280 on TAP AIR PORTUGAL and British Airways, respectively.
What are the most popular routes from South America to London Heathrow Airport?
When deciding which route to take from South America to London Heathrow Airport consider Sao Paulo Guarulhos Intl - London Heathrow, Sao Paulo Viracopos - London Heathrow or Rio de Janeiro–Galeão Intl - London Heathrow as they are the most popular.
What are the most reliable airlines from South America to London Heathrow Airport?
The top 3 most reliable airlines when flying from South America to London Heathrow Airport are Etihad Airways (77%), Avianca (77%) and Emirates (77%).
What are the cheapest flights from South America to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £690. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £603 on average, our data indicates £839 when flying from South America to London Heathrow Airport.
Can I find deals for flights from South America to Heathrow that include hotel bookings?
Yes. In addition to deals on South America to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from South America to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South America to Heathrow.
Can I find deals for business class flights from South America to Heathrow?
Yes. Cheapflights offers flight deals from South America to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from South America to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £779). Flying from South America to London Heathrow Airport in July is currently the most expensive (average of £1,056). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Hounslow

Luton

Milton Keynes

Slough

Wembley

Gatwick

Ilford

Hayes

Croydon

Northampton

Barnet

Eastbourne

Brentford

Southend-on-Sea

Southall

Enfield

Watford

Kingston upon Thames

Dagenham

Dover

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for South America to Heathrow

Duesseldorf Intl to Stansted flights

John F Kennedy Intl to Heathrow flights

Duesseldorf Intl to Luton flights

Charles de Gaulle to Gatwick flights

Charles de Gaulle to Luton flights

Newark to Heathrow flights

Charles de Gaulle to Heathrow flights

Charles de Gaulle to London City flights

Orly to Gatwick flights

Beauvais-Tille to Stansted flights

Bruxelles-National to Stansted flights

Bruxelles-National to Luton flights

Beauvais-Tille to Gatwick flights

Frankfurt to Luton flights

Charles de Gaulle to Southend flights

Orly to London City flights

Duesseldorf Intl to London City flights

Orly to Luton flights

Duesseldorf Intl to Heathrow flights

Bruxelles-National to Gatwick flights

Amsterdam to Luton flights

Frankfurt to Southend flights

Beauvais-Tille to Luton flights

Madrid to Heathrow flights

Malpensa to Gatwick flights

Bruxelles-National to London City flights

Frankfurt to Gatwick flights

Frankfurt to Heathrow flights

Seville to Gatwick flights

Orly to Heathrow flights

Orly to Stansted flights

Madrid to Stansted flights

Frederic Chopin to Luton flights

Lyon to Gatwick flights

Amsterdam to Heathrow flights

Madrid to Luton flights

John F Kennedy Intl to Gatwick flights

Malpensa to Heathrow flights

Amsterdam to Gatwick flights

Amsterdam to Stansted flights

Frankfurt to Stansted flights

Marseille to Heathrow flights

Stuttgart to Heathrow flights

Lyon to Stansted flights

Madrid to Gatwick flights

Frederic Chopin to Gatwick flights

Amsterdam to Southend flights

Amsterdam to London City flights

Lyon to London City flights

Vienna to Stansted flights

Top 8 airlines flying from South America to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£426	Average£744	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
TAP AIR PORTUGAL	Cheapest£562	Average£828	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
LATAM Airlines	Cheapest£625	Average£803	FlexibilityNo cancel fee	On-time81%	Search LATAM Airlines flights
British Airways	Cheapest£671	Average£1,164	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£682	Average£901	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Avianca	Cheapest£742	Average£1,042	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Iberia	Cheapest£752	Average£870	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Air France	Cheapest£827	Average£1,104	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Fly with Cheapflights

How does Cheapflights help users find flights from South America to Heathrow?

Cheapflights helps you search for flights from South America to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from South America to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from South America to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from South America to Heathrow with no change fees?

Yes, we can. To see specific flights from South America to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from South America to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from South America today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from South America to London Heathrow Airport from £248

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from South America to Heathrow

Cheapest flights from South America to HeathrowExplore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2026.

Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2026.

Best flights from South America to HeathrowDiscover carefully curated flight deals from South America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 October 2026.

Discover carefully curated flight deals from South America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 October 2026.

Direct flights from South America to HeathrowExplore direct flight options from South America to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 October 2026.

Explore direct flight options from South America to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 October 2026.

Last-minute flights from South America to HeathrowDiscover last-minute flight deals from South America to Heathrow. Data last updated 28 October 2026 and is based on user searches.

Discover last-minute flight deals from South America to Heathrow. Data last updated 28 October 2026 and is based on user searches.

One-way flights from South America to HeathrowSearch for one-way flight options from South America to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 October 2026.

Search for one-way flight options from South America to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 October 2026.

Find flight deals from South America to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from South America to London Heathrow Airport that are best for you.

Best time to book a flight from South America to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from South America with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from South America to London Heathrow Airport?

What is the cheapest time of day to fly from SA to LHR?

Find hourly flight availability from South America to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2026.

When flying from South America to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 35% versus a flight in the morning.

Weekly flight availability from South America to London Heathrow Airport

The most flights from 0SA to LHR are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from South America to London delayed?

About 18% of weekly flights between South America and London have experienced delays in the past year, with the average delay time being 173 minutes.

What is the most punctual flight time for South America to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on South America to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from South America to London Heathrow Airport?

The price you pay for your flight from South America to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from South America to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from South America to Heathrow. Price data was last updated on 24 October 2026.

Travellers seeking maximum savings on their South America to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

See what other customers who have flown with Air France,LATAM Airlines, andTAP AIR PORTUGAL from South America to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from South America to London Heathrow Airport?

What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?

What are the most popular routes from South America to London Heathrow Airport?

What are the most reliable airlines from South America to London Heathrow Airport?

What are the cheapest flights from South America to London Heathrow Airport?

Can I find deals for flights from South America to Heathrow that include hotel bookings?

How can I find direct flights from South America to Heathrow?

Can I find deals for business class flights from South America to Heathrow?

What is the cheapest month to book a flight from South America to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South America to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from South America to Heathrow by cabin class

Find flights from South America to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 October 2026.

South America and Heathrow flights

Browse other South America and Heathrow flight options. Last updated on 28 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

South America to Heathrow flights

Consider these flights travelling from South America to Heathrow.

Top 8 airlines flying from South America to Heathrow

Fly with Cheapflights

How does Cheapflights help users find flights from South America to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from South America to Heathrow?

Cheapest flights from South America to Heathrow
Explore the most affordable flight options available from South America to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2026.

Best flights from South America to Heathrow
Discover carefully curated flight deals from South America to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 October 2026.

Direct flights from South America to Heathrow
Explore direct flight options from South America to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 October 2026.

Last-minute flights from South America to Heathrow
Discover last-minute flight deals from South America to Heathrow. Data last updated 28 October 2026 and is based on user searches.

One-way flights from South America to Heathrow
Search for one-way flight options from South America to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 October 2026.