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Cheap flights from South America to London Heathrow Airport from £294

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOG — LHR
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from South America to Heathrow

Enter your travel dates to find the best prices.

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 12 February 2026.

Sun 29/301:20
GRU
-
LHR
1 stop34h 15m
Avianca
Tue 7/422:05
LHR
-
GRU
1 stop22h 00m
Avianca
Deal found 10/2£553
Tue 7/417:15
GRU
-
LHR
1 stop18h 20m
Avianca
Tue 5/522:05
LHR
-
GRU
1 stop22h 00m
Avianca
Deal found 12/2£554
Sat 2/517:15
GRU
-
LHR
1 stop18h 20m
Avianca
Wed 20/522:05
LHR
-
GRU
1 stop31h 05m
Avianca
Deal found 11/2£554
Mon 23/301:35
GRU
-
LHR
1 stop17h 00m
TAP AIR PORTUGAL
Tue 31/319:50
LHR
-
GRU
1 stop26h 45m
TAP AIR PORTUGAL
Deal found 11/2£555
Tue 10/317:25
GRU
-
LHR
1 stop18h 10m
Avianca
Sat 14/321:40
LHR
-
GRU
1 stop21h 35m
Avianca
Deal found 12/2£556
Thu 21/507:35
GRU
-
LHR
1 stop28h 00m
Avianca
Mon 25/522:05
LHR
-
GRU
1 stop28h 25m
Avianca
Deal found 10/2£559
Sun 29/301:20
GRU
-
LHR
1 stop34h 15m
Avianca
Tue 31/322:05
LHR
-
GRU
1 stop28h 25m
Avianca
Deal found 12/2£561
Sat 14/322:15
GRU
-
LHR
2 stops20h 20m
TAP AIR PORTUGAL
Sat 21/319:55
LHR
-
GRU
1 stop27h 00m
TAP AIR PORTUGAL
Deal found 10/2£562
Tue 17/220:40
GRU
-
LHR
1 stop16h 55m
Air France
Tue 10/306:20
LHR
-
GRU
1 stop15h 05m
Air France
Deal found 10/2£562
Mon 16/322:10
GRU
-
LHR
1 stop15h 55m
Lufthansa
Mon 23/307:40
LHR
-
GRU
1 stop15h 30m
Lufthansa
Deal found 12/2£564
Mon 2/314:40
GRU
-
LHR
1 stop14h 15m
Air France
Mon 23/306:20
LHR
-
GRU
1 stop15h 05m
Air France
Deal found 9/2£564
Mon 2/1116:35
GIG
-
LHR
1 stop17h 05m
TAP AIR PORTUGAL
Mon 23/1108:15
LHR
-
GIG
1 stop14h 50m
TAP AIR PORTUGAL
Deal found 9/2£595

Find 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 12 February 2026.

Round-trip from

£553

One-way from

£297

Popular in

January

Cheapest in

November

Average price

£610

Good round-trip deal

£658 or less

Good one-way deal

£420 or less
Avianca
  • Avianca
  • 29/3-7/4
  • 2 total stops
  • 56h 15m total
  • South America to London
Search Deals
10/3
  • 10/3
  • 1 total stop
  • 16h 20m total
  • South America to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£29 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 February 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

 
Customise your flight search to find flights from South America to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from South America to London Heathrow Airport that are best for you.

Fly from

South America

Fly to

Heathrow

Route

Depart

Return

Price

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Mon 23/2

22:15-18:20

2 stops41h 05m

London Heathrow

Mon 9/3

06:20-22:05

2 stops18h 45m

£625

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Wed 1/4

18:55-15:40

1 stop16h 45m

London Heathrow

Tue 14/4

10:30-05:10

1 stop22h 40m

£636

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Sun 7/6

16:45-08:10

Nonstop11h 25m

London Heathrow

Thu 27/8

06:15-17:35

1 stop15h 20m

£646

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Wed 29/7

15:30-06:50

Nonstop11h 20m

London Heathrow

Wed 2/9

19:10-06:00

1 stop14h 50m

£654

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Fri 6/3

09:00-07:10

2 stops41h 10m

London Heathrow

Sat 31/10

09:00-04:20

2 stops24h 20m

£657

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Tue 24/2

09:00-07:50

1 stop17h 50m

London Heathrow

Wed 25/3

17:05-14:30

1 stop26h 25m

£661

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Sun 1/3

09:00-07:50

1 stop17h 50m

London Heathrow

Thu 12/3

08:55-19:25

1 stop15h 30m

£661

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Fri 27/2

15:55-11:40

1 stop14h 45m

London Heathrow

Sun 8/3

20:25-14:30

1 stop23h 05m

£664

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Thu 26/2

15:55-11:40

1 stop14h 45m

London Heathrow

Sat 7/3

17:50-14:30

1 stop25h 40m

£664

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Thu 26/2

09:00-06:25

1 stop16h 25m

London Heathrow

Fri 6/3

08:55-19:25

1 stop15h 30m

£664

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £206). Flying from South America to London Heathrow Airport in August is currently the most expensive (average of £590). 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?

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 12 February 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 37% versus a flight in the morning.

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 12 February 2026.

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

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 12 February 2026.
See what other customers who have flown with LATAM Airlines, TAP AIR PORTUGAL, andIberia 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.
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.
LATAM Airlines
7.5
Good
1,920 reviews
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.
TAP AIR PORTUGAL
7.1
Good
2,141 reviews
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.
Iberia
7.0
Good
3,114 reviews
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.
British Airways
6.7
Okay
7,737 reviews
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.
Avianca
6.5
Okay
2,495 reviews
LATAM Airlines
7.5
Good
1,920 reviews
Check prices

Comfort

7.3

Boarding

7.5

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Juan Carlos,Sept 2025

MVD - SCL

My experience was good but on my way back from LA to Vegas when I was boarding I was pulled to the side and I was asked to show my passport, I ‘am an American Citizen since 2001. I was the only one who was asked, there was no reason for that. Other that it was a good experience.

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.

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

    Departing from South America to London Heathrow Airport will take you 16h 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 £247. Users have also found prices from £265 and £271 on TAP AIR PORTUGAL and Avianca, 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 (57%), Avianca (57%) and Emirates (57%).

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

    Looking at all options, your cheapest flight can be booked for £424. While the most popular route (Sao Paulo Guarulhos Intl - London Heathrow) can be booked for £507 on average, our data indicates £1,124 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, March is the cheapest month in which you can book a flight from South America to London Heathrow Airport (average of £206). Flying from South America to London Heathrow Airport in August is currently the most expensive (average of £590). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South America to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from South America to Heathrow

Discover the top 10 airlines that operate flights from South America to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£84Average£941FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest£416Average£769FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£509Average£1,017FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£512Average£755FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
TAP AIR PORTUGALCheapest£527Average£610FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
GOLCheapest£528Average£717FlexibilityNo cancel feeOn-time74%
Search GOL flights
British AirwaysCheapest£590Average£1,064FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LATAM AirlinesCheapest£609Average£769FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
AviancaCheapest£624Average£906FlexibilityNo cancel feeOn-time71%
Search Avianca flights
KLMCheapest£680Average£865FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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