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

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £311. Users have also found prices from £324 and £325 on Avianca and TAP AIR PORTUGAL, 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 Sao Paulo Congonhas - 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 £350. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £495 on average our data indicates £896 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 (78%), Avianca (78%) and Emirates (78%).

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 Air France, Avianca and Iberia. Something to consider prior to booking your flight.

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

Users have found that booking a flight from South America to London Heathrow Airport at least 28 days early can save you up to 17% on average compared to booking a flight this week. If booking 28 days before your flight isn’t an option for you, users have found flights from South America to London Heathrow Airport for as little as £712 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £712 for flights departing within the next 3 days.

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

Our data shows that February tends to be the cheapest month to fly to London Heathrow Airport from South America. Users have commonly found prices around £676 for the month, but tickets can be as low as £414. Due to multiple factors, prepare for potentially higher prices in July.

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.

£286+ Flights from South America to London Heathrow Airport

Cheap flight deals from South America to Heathrow

Round-trip from	£599
One-way from	£286
Popular in	July
Cheapest in	February
Average price	£843
Good round-trip deal	£661 or less
Good one-way deal	£444 or less

GOL
7/10-27/10
2 total stops
31h 50m total
South America to London

Search Deals

29/9
2 total stops
41h 00m total
South America to London

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£50 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

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

Find flight deals 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 11 July 2025.

Tue 7/1021:55GIG - LHR

1 stop14h 20mGOL

Mon 27/1006:20LHR - GIG

1 stop17h 30mGOL

Deal found 10/7£599

Tue 4/1120:45GIG - LHR

1 stop18h 35mAir France

Thu 13/1106:20LHR - GIG

2 stops17h 55mAir France

Deal found 10/7£600

Thu 24/716:35GIG - LHR

Nonstop11h 20mMultiple Airlines

Thu 4/915:50LHR - GIG

1 stop29h 55mMultiple Airlines

Deal found 9/7£602

Sun 19/1016:35GIG - LHR

Nonstop11h 20mBritish Airways

Sun 30/1122:00LHR - GIG

Nonstop11h 55mBritish Airways

Deal found 10/7£603

Fri 5/1216:40GIG - LHR

2 stops18h 25mLATAM Airlines

Mon 12/118:45LHR - GIG

2 stops25h 05mLATAM Airlines

Deal found 11/7£610

Tue 5/820:20SDU - LHR

1 stop14h 45mLATAM Airlines

Thu 28/821:20LHR - SDU

1 stop16h 15mLATAM Airlines

Deal found 10/7£610

Sun 7/904:10GRU - LHR

1 stop31h 25mAvianca

Tue 23/922:05LHR - GRU

1 stop21h 15mAvianca

Deal found 10/7£617

Fri 21/1123:40GRU - LHR

Nonstop11h 25mLATAM Airlines

Tue 2/1211:25LHR - GRU

2 stops31h 45mLATAM Airlines

Deal found 11/7£618

Mon 21/714:00GRU - LHR

2 stops24h 35mGOL

Wed 20/808:40LHR - GRU

2 stops18h 15mGOL

Deal found 10/7£620

Wed 3/1217:55VCP - LHR

3 stops37h 35mGOL

Tue 20/106:20LHR - VCP

3 stops31h 20mGOL

Deal found 10/7£620

Thu 20/1121:30GRU - LHR

1 stop34h 50mAir Canada

Mon 1/1206:50LHR - GRU

2 stops29h 10mAir Canada

Deal found 11/7£620

Mon 28/723:45GRU - LHR

1 stop16h 55mMultiple Airlines

Wed 27/821:20LHR - GRU

Nonstop11h 40mMultiple Airlines

Deal found 11/7£622

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 11 July 2025.

Tue 7/1021:55GIG - LHR

1 stop14h 20mGOL

Mon 27/1006:20LHR - GIG

1 stop17h 30mGOL

Deal found 10/7£599

Tue 4/1120:45GIG - LHR

1 stop18h 35mAir France

Thu 13/1106:20LHR - GIG

2 stops17h 55mAir France

Deal found 10/7£600

Thu 24/716:35GIG - LHR

Nonstop11h 20mMultiple Airlines

Thu 4/915:50LHR - GIG

1 stop29h 55mMultiple Airlines

Deal found 9/7£602

Sun 19/1016:35GIG - LHR

Nonstop11h 20mBritish Airways

Sun 30/1122:00LHR - GIG

Nonstop11h 55mBritish Airways

Deal found 10/7£603

Fri 5/1216:40GIG - LHR

2 stops18h 25mLATAM Airlines

Mon 12/118:45LHR - GIG

2 stops25h 05mLATAM Airlines

Deal found 11/7£610

Sun 7/904:10GRU - LHR

1 stop31h 25mAvianca

Sun 21/922:05LHR - GRU

1 stop32h 05mAvianca

Deal found 10/7£617

Tue 5/818:15GRU - LHR

1 stop18h 25mLufthansa

Sat 23/820:25LHR - GRU

2 stops36h 25mLufthansa

Deal found 11/7£624

Wed 30/715:30GRU - LHR

1 stop14h 50mTAP AIR PORTUGAL

Tue 26/819:50LHR - GRU

1 stop26h 45mTAP AIR PORTUGAL

Deal found 9/7£628

Tue 28/1020:05GIG - LHR

1 stop19h 10mIberia

Thu 13/1118:45LHR - GIG

1 stop26h 55mIberia

Deal found 9/7£642

Fri 14/1115:10BOG - LHR

2 stops26h 15mTurkish Airlines

Mon 17/1116:35LHR - BOG

1 stop26h 05mTurkish Airlines

Deal found 10/7£692

Sat 1/1111:25SDU - LHR

2 stops40h 45mAir Canada

Tue 11/1113:25LHR - SDU

2 stops27h 55mAir Canada

Deal found 10/7£712

Fri 8/814:55BOG - LHR

1 stop16h 35mKLM

Thu 25/906:30LHR - BOG

1 stop13h 10mKLM

Deal found 10/7£715

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 11 July 2025.

Sun 19/1016:35GIG - LHR

Nonstop11h 20mBritish Airways

Sun 30/1122:00LHR - GIG

Nonstop11h 55mBritish Airways

Deal found 10/7£603

Mon 21/723:45GRU - LHR

Nonstop11h 20mLATAM Airlines

Wed 20/821:20LHR - GRU

Nonstop11h 40mLATAM Airlines

Deal found 11/7£620

Mon 28/715:30GRU - LHR

Nonstop11h 20mBritish Airways

Wed 27/822:15LHR - GRU

Nonstop11h 45mBritish Airways

Deal found 11/7£651

Wed 5/1123:30BOG - LHR

Nonstop10h 05mAvianca

Sun 23/1121:40LHR - BOG

Nonstop11h 05mAvianca

Deal found 10/7£709

Sun 2/1113:05SCL - LHR

Nonstop14h 20mBritish Airways

Mon 24/1122:15LHR - SCL

Nonstop14h 35mBritish Airways

Deal found 10/7£741

Wed 29/1013:35EZE - LHR

Nonstop16h 00mBritish Airways

Tue 11/1122:00LHR - EZE

Nonstop16h 45mBritish Airways

Deal found 11/7£1,277

Last-minute flights from South America to Heathrow
Discover last-minute flight deals from South America to Heathrow. Data last updated 11 July 2025 and is based on user searches.

Fri 11/719:10GIG - LHR

1 stop17h 10mIberia

Mon 8/918:45LHR - GIG

1 stop27h 00mIberia

Deal found 10/7£627

Thu 17/707:25GIG - LHR

1 stop28h 10mAvianca

Wed 20/822:05LHR - GIG

1 stop30h 20mAvianca

Deal found 10/7£706

Fri 18/702:25GRU - LHR

1 stop15h 35mTAP AIR PORTUGAL

Sat 23/813:45LHR - GRU

1 stop20h 00mTAP AIR PORTUGAL

Deal found 10/7£735

Fri 18/715:15BOG - LHR

2 stops19h 00mKLM

Sun 27/709:20LHR - BOG

1 stop15h 55mKLM

Deal found 8/7£745

Fri 18/723:55BOG - LHR

1 stop15h 30mMultiple Airlines

Sun 27/709:20LHR - BOG

1 stop15h 55mMultiple Airlines

Deal found 8/7£747

Sat 19/716:35BOG - LHR

1 stop42h 25mTurkish Airlines

Wed 23/706:30LHR - BOG

1 stop38h 35mTurkish Airlines

Deal found 9/7£714

Sun 20/723:45GRU - LHR

1 stop14h 55mMultiple Airlines

Thu 21/821:20LHR - GRU

Nonstop11h 40mMultiple Airlines

Deal found 10/7£625

Sun 20/708:40GRU - LHR

2 stops25h 05mAir France

Thu 21/815:00LHR - GRU

1 stop30h 00mAir France

Deal found 10/7£629

Sun 20/701:45GRU - LHR

1 stop33h 50mAvianca

Thu 21/822:05LHR - GRU

1 stop32h 05mAvianca

Deal found 9/7£633

Sun 20/715:30GRU - LHR

Nonstop11h 20mBritish Airways

Thu 21/822:15LHR - GRU

Nonstop11h 45mBritish Airways

Deal found 10/7£653

Mon 21/714:00GRU - LHR

2 stops24h 35mGOL

Wed 20/808:40LHR - GRU

2 stops18h 15mGOL

Deal found 10/7£620

Mon 21/723:45GRU - LHR

Nonstop11h 20mLATAM Airlines

Wed 20/821:20LHR - GRU

Nonstop11h 40mLATAM Airlines

Deal found 10/7£622

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 11 July 2025.

Mon 29/912:55BOG - LHR

2 stops41h 00mMultiple Airlines

Deal found 10/7£286

Fri 19/921:05GIG - LHR

2 stops33h 35mUnited Airlines

Deal found 10/7£311

Thu 6/1122:45SCL - LHR

2 stops32h 40mUnited Airlines

Deal found 9/7£320

Wed 5/1115:15SDU - LHR

2 stops35h 40mMultiple Airlines

Deal found 9/7£322

Thu 27/1100:50VCP - LHR

1 stop14h 45mMultiple Airlines

Deal found 9/7£323

Tue 15/716:50GRU - LHR

1 stop18h 45mAvianca

Deal found 10/7£324

Sun 27/714:30SCL - LHR

1 stop20h 05mAvianca

Deal found 9/7£325

Mon 18/809:25GRU - LHR

2 stops54h 40mMultiple Airlines

Deal found 9/7£325

Fri 25/720:45GRU - LHR

1 stop21h 15mTAP AIR PORTUGAL

Deal found 9/7£325

Tue 28/1005:15GIG - LHR

2 stops27h 50mMultiple Airlines

Deal found 10/7£327

Sat 16/801:15LIM - LHR

2 stops38h 45mMultiple Airlines

Deal found 9/7£330

Mon 3/1114:00SDU - LHR

1 stop21h 05mLATAM Airlines

Deal found 11/7£330

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

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Tue 7/10

21:55-16:15

1 stop14h 20m

London Heathrow

Mon 27/10

06:20-20:50

1 stop17h 30m

£599

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Tue 4/11

20:45-18:20

1 stop18h 35m

London Heathrow

Thu 13/11

06:20-21:15

2 stops17h 55m

£600

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Thu 24/7

16:35-07:55

Nonstop11h 20m

London Heathrow

Thu 4/9

15:50-17:45

1 stop29h 55m

£602

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Sun 19/10

16:35-07:55

Nonstop11h 20m

London Heathrow

Sun 30/11

22:00-06:55

Nonstop11h 55m

£603

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Fri 5/12

16:40-14:05

2 stops18h 25m

London Heathrow

Mon 12/1

18:45-16:50

2 stops25h 05m

£610

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 5/8

20:20-15:05

1 stop14h 45m

London Heathrow

Thu 28/8

21:20-09:35

1 stop16h 15m

£610

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Sun 7/9

04:10-15:35

1 stop31h 25m

London Heathrow

Sun 21/9

22:05-02:10

1 stop32h 05m

£617

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Mon 21/7

14:00-18:35

2 stops24h 35m

London Heathrow

Wed 20/8

08:40-22:55

2 stops18h 15m

£620

Sao PauloLondon

VCP - LHR

VCPLHR

Sao Paulo Viracopos

Wed 3/12

17:55-10:30

3 stops37h 35m

London Heathrow

Tue 20/1

06:20-10:40

3 stops31h 20m

£620

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Mon 6/10

23:45-15:05

Nonstop11h 20m

London Heathrow

Wed 12/11

19:40-21:05

2 stops28h 25m

£621

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 60 results

...

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.

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

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

Currently, January is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £112). Flying from South America to London Heathrow Airport in August is currently the most expensive (average of £164). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South America to London Heathrow Airport as you normally would.

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).

Reviews of airlines servicing Heathrow

See what other customers who have flown with KLM, Air France, andAeromexico 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.

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,372 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Air France

7.5

Good

1,467 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Aeromexico

7.5

Good

1,720 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

LATAM Airlines

7.5

Good

1,807 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

United Airlines

7.4

Good

8,848 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What are the cheapest airlines to fly from South America to London Heathrow Airport one-way?
For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £311. Users have also found prices from £324 and £325 on Avianca and TAP AIR PORTUGAL, 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 Sao Paulo Congonhas - 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 (78%), Avianca (78%) and Emirates (78%).
What are the cheapest flights from South America to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £350. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £495 on average our data indicates £896 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, January is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £112). Flying from South America to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Croydon

Milton Keynes

Deal

Northampton

Gatwick

Slough

Luton

Wembley

Crawley

Eastbourne

Ilford

Hayes

Ipswich

Folkestone

Southend-on-Sea

Watford

Winchester

Swindon

Maidstone

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from South America to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest£440	Average£677	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
GOL	Cheapest£515	Average£641	FlexibilityNo cancel fee	On-time74%	Search GOL flights
TAP AIR PORTUGAL	Cheapest£519	Average£635	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
British Airways	Cheapest£535	Average£969	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£551	Average£929	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Avianca	Cheapest£552	Average£906	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
LATAM Airlines	Cheapest£590	Average£795	FlexibilityNo cancel fee	On-time81%	Search LATAM Airlines flights
KLM	Cheapest£608	Average£815	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£762	Average£872	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.

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Cheap flights from South America to London Heathrow Airport from £286

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 29/9. 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

Keep the following information in mind while searching for South America to Heathrow flight deals. Data was last updated 11 July 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 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 11 July 2025.

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 11 July 2025.

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

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

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 11 July 2025.

Weekly flight availability from South America to London Heathrow Airport

Explore weekly flight availability from South America to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.

Reviews of airlines servicing Heathrow

See what other customers who have flown with KLM, Air France, andAeromexico 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

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

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?

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Alternative routes for South America to Heathrow

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Top 9 airlines flying from South America to Heathrow

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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 11 July 2025.