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

Airlines like Avianca, Iberia, and Air France fly from London Heathrow Airport to South America in about 16h 45m. The time it takes to get you to your destination can typically vary by up to 15h 55m. Airlines will cover a distance of 6302 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 London Heathrow Airport to South America one-way?

One-way options have recently been found by users for as low as £379 on Iberia. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £390 and United Airlines from £462 one-way.

In terms of precipitation, rainfall in South America ranges from 20.0 - 240.0 inches per month. January is typically the wettest month, when rainfall can reach 240.0 mm. July is typically the driest time to visit South America when rainfall is around 20.0 mm.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 17.0 C).

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

While some choose either London Heathrow - Rio de Janeiro–Galeão Intl or London Heathrow - Buenos Aires Ministro Pistarini, London Heathrow - Sao Paulo Guarulhos Intl is the most popular route from London Heathrow Airport to South America.

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

While on average a flight from London Heathrow Airport to South America is generally £838, our data shows the cheapest flight currently is £365. When looking at the most popular route, (London Heathrow - Sao Paulo Guarulhos Intl), you can expect to pay £588 for that flight.

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

Before booking your flight to South America from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Etihad Airways (97%), Avianca (97%), Emirates( 97%).

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

When booking a flight from London Heathrow Airport to South America, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

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

To save up to 23% on this flight, we recommend booking at least 45 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London Heathrow Airport to South America from £703 1-2 weeks out and tickets from £792 for flights departing within the next 72 hours.

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

Our data shows that March tends to be the cheapest month to fly to South America from London Heathrow Airport. Users have commonly found prices around £732 for the month, but tickets can be as low as £440. Due to multiple factors, prepare for potentially higher prices in December.

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

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

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

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

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

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

£336+ Cheap Flights from London Heathrow Airport to South America

Cheap flight deals from Heathrow to South America

Round-trip from	£580
One-way from	£336
Popular in	December
Cheapest in	March
Average price	£891
Good round-trip deal	£674 or less
Good one-way deal	£451 or less

Air France
14/11-1/12
2 total stops
32h 00m total
London to South America

Search Deals

24/11
2 total stops
29h 45m total
London to South America

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£22 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

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

Search Deals

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

Search Deals

Find flight deals from Heathrow to South America

Cheapest flights from Heathrow to South America
Explore the most affordable flight options available from Heathrow to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Fri 14/1106:20LHR - BOG

1 stop18h 05mAir France

Mon 1/1221:40BOG - LHR

1 stop13h 55mAir France

Deal found 25/8£580

Sat 15/1121:40LHR - BOG

Nonstop11h 05mAvianca

Thu 27/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£581

Mon 1/920:55LHR - BOG

1 stop22h 45mKLM

Wed 24/915:15BOG - LHR

2 stops19h 00mKLM

Deal found 24/8£586

Sat 15/1119:20LHR - BOG

1 stop29h 05mAir France

Thu 27/1121:40BOG - LHR

1 stop18h 45mAir France

Deal found 25/8£588

Sun 16/1108:55LHR - BOG

1 stop15h 30mAir France

Mon 1/1221:40BOG - LHR

1 stop18h 45mAir France

Deal found 25/8£590

Sat 15/1119:20LHR - BOG

1 stop29h 05mAir France

Mon 1/1221:40BOG - LHR

1 stop15h 40mAir France

Deal found 25/8£594

Wed 12/1117:25LHR - BOG

1 stop16h 00mIberia

Mon 24/1114:10BOG - LHR

1 stop14h 05mIberia

Deal found 25/8£597

Tue 11/1120:25LHR - BOG

1 stop23h 05mMultiple Airlines

Fri 21/1121:40BOG - LHR

1 stop13h 55mMultiple Airlines

Deal found 25/8£597

Tue 2/922:05LHR - BOG

Nonstop10h 55mAvianca

Tue 23/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 24/8£602

Sat 6/918:35LHR - BOG

1 stop25h 05mKLM

Mon 22/914:55BOG - LHR

1 stop16h 35mKLM

Deal found 24/8£604

Tue 4/1121:40LHR - BOG

Nonstop11h 05mAvianca

Thu 13/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£608

Tue 4/1110:45LHR - BOG

1 stop15h 10mIberia

Tue 18/1122:35BOG - LHR

1 stop13h 40mIberia

Deal found 25/8£610

Best flights from Heathrow to South America
Discover carefully curated flight deals from Heathrow to South America that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2025.

Thu 13/1121:40LHR - LIM

1 stop18h 05mAvianca

Sat 29/1101:50LIM - LHR

1 stop31h 45mAvianca

Deal found 25/8£613

Tue 11/1118:45LHR - LIM

1 stop16h 45mIberia

Tue 3/223:00LIM - LHR

1 stop28h 25mIberia

Deal found 26/8£614

Thu 13/1107:30LHR - LIM

1 stop16h 40mBritish Airways

Sat 7/207:40LIM - LHR

1 stop22h 50mBritish Airways

Deal found 26/8£617

Sun 2/1120:25LHR - BOG

1 stop23h 05mMultiple Airlines

Mon 10/1121:40BOG - LHR

1 stop18h 45mMultiple Airlines

Deal found 24/8£617

Tue 21/1017:35LHR - CGH

2 stops32h 40mAir France

Sat 8/1114:05CGH - LHR

2 stops20h 40mAir France

Deal found 25/8£658

Tue 10/206:00LHR - GRU

1 stop16h 55mTAP AIR PORTUGAL

Wed 4/316:20GRU - LHR

1 stop16h 05mTAP AIR PORTUGAL

Deal found 24/8£669

Sun 7/909:30LHR - GIG

1 stop23h 25mLufthansa

Wed 24/916:15GIG - LHR

1 stop21h 25mLufthansa

Deal found 25/8£706

Thu 22/118:00LHR - GIG

1 stop21h 05mAir Canada

Wed 18/320:00GIG - LHR

1 stop36h 20mAir Canada

Deal found 26/8£709

Sun 8/220:15LHR - SDU

1 stop16h 10mLATAM Airlines

Tue 10/318:20SDU - LHR

1 stop16h 45mLATAM Airlines

Deal found 24/8£734

Mon 8/913:40LHR - EZE

1 stop22h 20mUnited Airlines

Mon 29/921:00EZE - LHR

1 stop30h 40mUnited Airlines

Deal found 24/8£786

Thu 8/118:50LHR - SCL

1 stop18h 20mLEVEL

Thu 29/111:55SCL - LHR

1 stop27h 05mLEVEL

Deal found 25/8£833

Wed 12/1119:05LHR - LIM

1 stop16h 25mIberia

Tue 3/223:00LIM - LHR

1 stop28h 25mIberia

Deal found 26/8£614

Direct flights from Heathrow to South America
Explore direct flight options from Heathrow to South America based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 August 2025.

Sat 15/1121:40LHR - BOG

Nonstop11h 05mAvianca

Thu 27/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£581

Tue 27/121:40LHR - BOG

Nonstop11h 05mAvianca

Tue 10/223:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£582

Mon 22/922:05LHR - BOG

Nonstop10h 55mAvianca

Tue 7/1023:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£598

Tue 16/922:05LHR - BOG

Nonstop10h 55mAvianca

Thu 9/1023:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£602

Sun 18/121:40LHR - BOG

Nonstop11h 05mAvianca

Mon 26/123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£606

Tue 23/922:05LHR - BOG

Nonstop10h 55mAvianca

Sun 5/1023:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£608

Thu 25/922:05LHR - BOG

Nonstop10h 55mAvianca

Wed 8/1023:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£609

Mon 15/922:05LHR - BOG

Nonstop10h 55mAvianca

Mon 22/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£615

Thu 11/922:05LHR - BOG

Nonstop10h 55mAvianca

Thu 13/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£616

Wed 12/1121:40LHR - BOG

Nonstop11h 05mAvianca

Wed 26/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 23/8£617

Sat 15/1121:40LHR - BOG

Nonstop11h 05mAvianca

Sat 29/1123:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£618

Sat 17/120:15LHR - GRU

Nonstop11h 45mLATAM Airlines

Wed 18/223:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Deal found 25/8£694

Last-minute flights from Heathrow to South America
Discover last-minute flight deals from Heathrow to South America. Data last updated 26 August 2025 and is based on user searches.

Sun 31/822:05LHR - BOG

Nonstop10h 55mAvianca

Mon 22/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 24/8£637

Mon 1/920:55LHR - BOG

1 stop22h 45mKLM

Wed 24/915:15BOG - LHR

2 stops19h 00mKLM

Deal found 24/8£586

Mon 1/922:05LHR - BOG

Nonstop10h 55mAvianca

Tue 23/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 24/8£629

Tue 2/922:05LHR - BOG

Nonstop10h 55mAvianca

Tue 23/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 24/8£602

Fri 5/922:05LHR - BOG

Nonstop10h 55mAvianca

Wed 24/923:25BOG - LHR

Nonstop10h 10mAvianca

Deal found 25/8£620

Sun 7/922:05LHR - LIM

1 stop17h 25mAvianca

Wed 21/117:35LIM - LHR

1 stop16h 00mAvianca

Deal found 25/8£625

Sat 13/922:05LHR - LIM

1 stop17h 25mAvianca

Sat 27/920:25LIM - LHR

1 stop37h 10mAvianca

Deal found 25/8£613

Tue 16/922:05LHR - LIM

1 stop25h 35mAvianca

Mon 22/901:40LIM - LHR

2 stops31h 55mAvianca

Deal found 24/8£624

Wed 17/922:05LHR - LIM

1 stop17h 25mAvianca

Tue 30/920:25LIM - LHR

1 stop37h 10mAvianca

Deal found 25/8£629

Mon 22/909:55LHR - LIM

1 stop24h 15mBritish Airways

Mon 29/906:30LIM - LHR

1 stop18h 25mBritish Airways

Deal found 25/8£636

Tue 23/922:05LHR - LIM

1 stop17h 25mAvianca

Tue 30/920:25LIM - LHR

1 stop37h 10mAvianca

Deal found 25/8£615

Tue 23/922:05LHR - LIM

2 stops35h 20mAvianca

Wed 8/1001:40LIM - LHR

2 stops55h 55mAvianca

Deal found 25/8£632

One-way flights from Heathrow to South America
Search for one-way flight options from Heathrow to South America. Find affordable one-way fares based on user searches. Data last updated 26 August 2025.

Mon 24/1118:50LHR - BOG

2 stops29h 45mMultiple Airlines

Deal found 25/8£336

Mon 26/118:50LHR - BOG

1 stop27h 55mMultiple Airlines

Deal found 23/8£342

Sat 22/1109:55LHR - BOG

2 stops38h 40mMultiple Airlines

Deal found 25/8£344

Wed 18/218:50LHR - BOG

1 stop27h 55mMultiple Airlines

Deal found 25/8£346

Wed 17/920:50LHR - BOG

3 stops52h 25mMultiple Airlines

Deal found 25/8£351

Sat 15/1120:50LHR - BOG

2 stops27h 45mMultiple Airlines

Deal found 24/8£354

Sun 4/120:50LHR - BOG

2 stops37h 50mMultiple Airlines

Deal found 24/8£355

Thu 2/1020:50LHR - BOG

3 stops37h 55mMultiple Airlines

Deal found 25/8£357

Sun 7/906:50LHR - BOG

3 stops35h 45mMultiple Airlines

Deal found 24/8£359

Fri 26/922:05LHR - BOG

Nonstop10h 55mAvianca

Deal found 25/8£362

Sat 6/917:10LHR - SCL

1 stop19h 05mIberia

Deal found 25/8£379

Thu 4/916:35LHR - GRU

3 stops32h 10mMultiple Airlines

Deal found 26/8£388

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Thu 13/11

21:40-10:45

1 stop18h 05m

Lima J Chavez Intl

Sat 29/11

01:50-14:35

1 stop31h 45m

£613

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Tue 11/11

18:45-06:30

1 stop16h 45m

Lima J Chavez Intl

Tue 3/2

23:00-08:25

1 stop28h 25m

£614

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Wed 12/11

19:05-06:30

1 stop16h 25m

Lima J Chavez Intl

Tue 3/2

23:00-08:25

1 stop28h 25m

£614

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Tue 11/11

19:40-06:30

1 stop15h 50m

Lima J Chavez Intl

Sun 8/2

23:00-09:15

1 stop29h 15m

£614

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Sat 15/11

17:25-06:30

1 stop18h 05m

Lima J Chavez Intl

Tue 3/2

23:00-08:25

1 stop28h 25m

£614

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Wed 12/11

09:15-06:30

1 stop26h 15m

Lima J Chavez Intl

Sun 8/2

23:00-09:15

1 stop29h 15m

£614

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Tue 23/9

22:05-09:30

1 stop17h 25m

Lima J Chavez Intl

Tue 30/9

20:25-15:35

1 stop37h 10m

£615

LondonLima

LHR - LIM

LHRLIM

London Heathrow

Thu 13/11

07:30-19:10

1 stop16h 40m

Lima J Chavez Intl

Sat 7/2

07:40-11:30

1 stop22h 50m

£617

LondonBogotá

LHR - BOG

LHRBOG

London Heathrow

Sun 2/11

20:25-14:30

1 stop23h 05m

Bogotá El Dorado

Mon 10/11

21:40-21:25

1 stop18h 45m

£617

LondonBogotá

LHR - BOG

LHRBOG

London Heathrow

Thu 11/9

06:15-19:20

1 stop19h 05m

Bogotá El Dorado

Thu 2/10

14:55-13:30

1 stop16h 35m

£619

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 60 results

...

Best time to book a flight from Heathrow to South America

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

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 London Heathrow Airport to South America

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to South America (average of £817). Flying from London Heathrow Airport to South America in July is currently the most expensive (average of £1,222). 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 LHR to SA?

When flying from London Heathrow Airport to South America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to South America

The most flights from LHR to 0SA 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).

Reviews of airlines servicing South America

Read reviews from past customers who have flown with LATAM Airlines, TAP AIR PORTUGAL, andIberia from London Heathrow Airport to South America. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

LATAM Airlines

7.5

Good

1,843 reviews

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

TAP AIR PORTUGAL

7.1

Good

1,962 reviews

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Iberia

7.0

Good

2,891 reviews

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Avianca

6.7

Okay

2,418 reviews

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

British Airways

6.7

Okay

7,309 reviews

LATAM Airlines

7.5

Good

1,843 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Related info for your journey

How long is the flight from London Heathrow Airport to South America?
Airlines like Avianca, Iberia, and Air France fly from London Heathrow Airport to South America in about 16h 45m. The time it takes to get you to your destination can typically vary by up to 15h 55m. Airlines will cover a distance of 6302 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 London Heathrow Airport to South America one-way?
One-way options have recently been found by users for as low as £379 on Iberia. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £390 and United Airlines from £462 one-way.
What are the most popular routes from London Heathrow Airport to South America?
While some choose either London Heathrow - Rio de Janeiro–Galeão Intl or London Heathrow - Buenos Aires Ministro Pistarini, London Heathrow - Sao Paulo Guarulhos Intl is the most popular route from London Heathrow Airport to South America.
What are the most reliable airlines from London Heathrow Airport to South America?
Before booking your flight to South America from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Etihad Airways (97%), Avianca (97%), Emirates( 97%).
What are the cheapest flights from London Heathrow Airport to South America?
While on average a flight from London Heathrow Airport to South America is generally £838, our data shows the cheapest flight currently is £365. When looking at the most popular route, (London Heathrow - Sao Paulo Guarulhos Intl), you can expect to pay £588 for that flight.
Can I find deals for flights from Heathrow to South America that include hotel bookings?
Yes. In addition to deals on Heathrow to South America flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to South America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to South America.
Can I find deals for business class flights from Heathrow to South America?
Yes. Cheapflights offers flight deals from Heathrow to South America 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 London Heathrow Airport to South America?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to South America (average of £817). Flying from London Heathrow Airport to South America in July is currently the most expensive (average of £1,222). 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

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Heathrow to South America

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest£344	Average£690	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Avianca	Cheapest£410	Average£772	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Air France	Cheapest£444	Average£832	FlexibilityNo cancel fee	On-time77%	Search Air France flights
TAP AIR PORTUGAL	Cheapest£485	Average£805	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
KLM	Cheapest£521	Average£747	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Iberia	Cheapest£540	Average£864	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Air Canada	Cheapest£568	Average£713	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Icelandair	Cheapest£569	Average£668	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Finnair	Cheapest£577	Average£821	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
LATAM Airlines	Cheapest£584	Average£872	FlexibilityNo cancel fee	On-time81%	Search LATAM Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to South America. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to South America for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to South America with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Heathrow Airport to South America from £336

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to South America

Keep the following information in mind while searching for Heathrow to South America flight deals. Data was last updated 26 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Heathrow to South America

Cheapest flights from Heathrow to South AmericaExplore the most affordable flight options available from Heathrow to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Explore the most affordable flight options available from Heathrow to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

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Best time to book a flight from Heathrow to South America

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

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

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

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

Find hourly flight availability from Heathrow to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

Weekly flight availability from London Heathrow Airport to South America

Reviews of airlines servicing South America

Related info for your journey

Find useful and relevant information for your journey from Heathrow to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

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

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

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

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Alternative routes for Heathrow to South America

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Top 10 airlines flying from Heathrow to South America

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Cheapest flights from Heathrow to South America
Explore the most affordable flight options available from Heathrow to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.