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Cheap flights from South America to London from £304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South America to London departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from South America to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
23:15 - 08:05
BOG
-
LHR
27h 50m
2 stops
Multiple Airlines Logo
06:30 - 19:25
LHR
-
BOG
17h 55m
1 stop
£689Multiple Airlines
Tue, 10 Nov - Fri, 13 Nov
KLM Logo
09:00 - 13:15
BOG
-
LHR
22h 15m
1 stop
KLM Logo
11:45 - 13:40
LHR
-
BOG
31h 55m
1 stop
£724KLM
Mon, 3 Aug - Thu, 27 Aug
Air Canada Logo
09:00 - 06:30
BOG
-
LHR
15h 30m
1 stop
Air Canada Logo
13:00 - 05:20
LHR
-
BOG
21h 20m
1 stop
£725Air Canada
Tue, 15 Sep - Tue, 17 Nov
LATAM Airlines Logo
13:45 - 14:05
GIG
-
LHR
21h 20m
2 stops
LATAM Airlines Logo
20:15 - 13:45
LHR
-
GIG
20h 30m
1 stop
£732LATAM Airlines
Tue, 17 Nov - Fri, 27 Nov
British Airways Logo
16:45 - 08:10
GIG
-
LHR
11h 25mdirect
British Airways Logo
22:00 - 06:50
LHR
-
GIG
11h 50mdirect
£733British Airways
Mon, 19 Oct - Mon, 9 Nov
LATAM Airlines Logo
15:00 - 14:05
GIG
-
LHR
20h 05m
2 stops
LATAM Airlines Logo
20:15 - 14:15
LHR
-
GIG
21h 00m
2 stops
£734LATAM Airlines
Thu, 12 Nov - Thu, 26 Nov
British Airways Logo
16:45 - 08:10
GIG
-
LHR
11h 25mdirect
British Airways Logo
22:00 - 06:50
LHR
-
GIG
11h 50mdirect
£736British Airways
Thu, 15 Oct - Thu, 29 Oct
TAP AIR PORTUGAL Logo
16:20 - 17:30
GRU
-
LHR
22h 10m
1 stop
TAP AIR PORTUGAL Logo
06:00 - 19:55
LHR
-
GRU
16h 55m
1 stop
£742TAP AIR PORTUGAL
Tue, 10 Nov - Thu, 10 Dec
Avianca Logo
16:20 - 15:35
SCL
-
LHR
19h 15m
1 stop
Avianca Logo
21:40 - 00:30
LHR
-
SCL
29h 50m
1 stop
£794Avianca
Wed, 16 Sep - Thu, 12 Nov
Avianca Logo
17:35 - 15:35
LIM
-
LHR
16h 00m
1 stop
Avianca Logo
22:05 - 16:30
LHR
-
LIM
24h 25m
1 stop
£1,077Avianca
Wed, 5 Aug - Sun, 23 Aug

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GOL flights from South America to London Heathrow Airport

Our best GOL deals on South America to London Heathrow Airport flight tickets
GOL
5 Aug
GRU19:35Sao Paulo Guarulhos Intl
21h 50m
1 stop
LHR21:25London Heathrow
26 Aug
LHR17:35London Heathrow
41h 20m
2 stops
GRU06:55Sao Paulo Guarulhos Intl
£742
GOL
6 Aug
GIG18:55Rio de Janeiro–Galeão Intl
22h 30m
1 stop
LHR21:25London Heathrow
11 Nov
LHR06:30London Heathrow
27h 10m
2 stops
GIG06:40Rio de Janeiro–Galeão Intl
£742
GOL
30 Jul
GIG21:55Rio de Janeiro–Galeão Intl
14h 20m
1 stop
LHR16:15London Heathrow
5 Sept
LHR19:45London Heathrow
31h 25m
2 stops
GIG23:10Rio de Janeiro–Galeão Intl
£745

Avianca flights from South America to London Heathrow Airport

Our best Avianca deals on South America to London Heathrow Airport flight tickets
Avianca
21 Jul
GIG01:35Rio de Janeiro–Galeão Intl
34h 00m
1 stop
LHR15:35London Heathrow
24 Aug
LHR22:05London Heathrow
21h 30m
1 stop
GIG15:35Rio de Janeiro–Galeão Intl
£743
Avianca
5 Aug
GIG07:20Rio de Janeiro–Galeão Intl
28h 15m
1 stop
LHR15:35London Heathrow
22 Aug
LHR22:05London Heathrow
30h 25m
1 stop
GIG00:30Rio de Janeiro–Galeão Intl
£744
Avianca
2 Aug
GRU17:15Sao Paulo Guarulhos Intl
18h 20m
1 stop
LHR15:35London Heathrow
17 Aug
LHR22:05London Heathrow
22h 00m
1 stop
GRU16:05Sao Paulo Guarulhos Intl
£751

momondo Fare Finder

 
Customise your flight search to find flights from South America to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 18 June 2026.
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

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Tue 10/11

23:15-08:05

2 stops27h 50m

London Heathrow

Fri 13/11

06:30-19:25

1 stop17h 55m

£689

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Mon 3/8

09:00-13:15

1 stop22h 15m

London Heathrow

Thu 27/8

11:45-13:40

1 stop31h 55m

£724

BogotáLondon

BOG - LHR

BOGLHR

Bogotá El Dorado

Tue 15/9

09:00-06:30

1 stop15h 30m

London Heathrow

Tue 17/11

13:00-05:20

1 stop21h 20m

£725

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Tue 17/11

13:45-14:05

2 stops21h 20m

London Heathrow

Fri 27/11

20:15-13:45

1 stop20h 30m

£732
Fastest return journey

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Mon 19/10

16:45-08:10

Nonstop11h 25m

London Heathrow

Mon 9/11

22:00-06:50

Nonstop11h 50m

£733

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Thu 12/11

15:00-14:05

2 stops20h 05m

London Heathrow

Thu 26/11

20:15-14:15

2 stops21h 00m

£734

Rio de JaneiroLondon

GIG - LHR

GIGLHR

Rio de Janeiro–Galeão Intl

Thu 15/10

16:45-08:10

Nonstop11h 25m

London Heathrow

Thu 29/10

22:00-06:50

Nonstop11h 50m

£736

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Tue 10/11

16:20-17:30

1 stop22h 10m

London Heathrow

Thu 10/12

06:00-19:55

1 stop16h 55m

£742

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Wed 16/9

16:20-15:35

1 stop19h 15m

London Heathrow

Thu 12/11

21:40-00:30

1 stop29h 50m

£794

LimaLondon

LIM - LHR

LIMLHR

Lima J Chavez Intl

Wed 5/8

17:35-15:35

1 stop16h 00m

London Heathrow

Sun 23/8

22:05-16:30

1 stop24h 25m

£1,077

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from South America to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, November is the cheapest month to fly from South America to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £695. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from South America averaging around £725.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from South America is on a Thursday. momondo users have found tickets for Thursday departures for as low as £830. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,126.

What is the cheapest South America to London Heathrow flight route?

Fly from Sao Paulo Guarulhos Intl to London Heathrow for the best South America - London Heathrow flight prices

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

You are more likely to see cheaper flights to London Heathrow Airport from South America when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £858 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from South America for as low as £739 on momondo.

What cabin class options are available on South America to London Heathrow Airport flights?

There are 3 cabin classes available to choose from on South America to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on South America to London Heathrow Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a South America to London Heathrow Airport flight.

Cheap South America to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South America to London Heathrow Airport

Best price found

£520

Fastest flight time

10h 10m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from South America in the past 72 hours is £520. The best return flight deal from South America to London Heathrow Airport found on momondo in the last 72 hours is £691.
The fastest flight from South America to London Heathrow Airport takes 10h 10m
Direct flights go from South America to London Heathrow Airport every day.
Search flight deals

Frequently asked questions about flying from South America to London Heathrow Airport

  • When did momondo last update prices for flights from South America to London Heathrow Airport?

    Prices for flights from South America to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from South America to London Heathrow Airport?

  • How old do you have to be to fly from South America to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from South America to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from South America to London Heathrow Airport?

Best airlines flying from South America to London Heathrow Airport

Compare and see reviews for airlines that fly from South America to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom £86Free CancellationRating
7.0
3,238 reviews
Search Iberia flights
Air CanadaPriceFrom £424Free CancellationRating
7.1
11,210 reviews
Search Air Canada flights
LufthansaPriceFrom £522Free CancellationRating
6.8
8,069 reviews
Search Lufthansa flights
TAP AIR PORTUGALPriceFrom £537Free CancellationRating
7.2
2,282 reviews
Search TAP AIR PORTUGAL flights
GOLPriceFrom £538Free CancellationRating
7.3
1,234 reviews
Search GOL flights
LATAM AirlinesPriceFrom £622Free CancellationRating
7.4
1,933 reviews
Search LATAM Airlines flights
AviancaPriceFrom £637Free CancellationRating
6.5
2,531 reviews
Search Avianca flights
British AirwaysPriceFrom £668Free CancellationRating
6.7
8,054 reviews
Search British Airways flights
KLMPriceFrom £719Free CancellationRating
7.8
1,530 reviews
Search KLM flights
Air FrancePriceFrom £823Free CancellationRating
7.4
1,608 reviews
Search Air France flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Ilford
Canterbury
Poole
Folkestone
Guildford
Hayes
Bedford
Chichester

Why use momondo?

Why should I use momondo to find a flight deal from South America to London?

It is quick and easy to find South America to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from South America to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from South America with this policy.

How can momondo help me find flights from South America to London?

Once you have performed a search for South America to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from South America to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for South America to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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