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Cheap flights from South America to the United Kingdom from £271

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 the United Kingdom departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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Multiple Airlines Logo
18:05 - 00:50GRU-STN
27h 45m2 stops
Multiple Airlines Logo
09:45 - 15:05STN-GRU
32h 20m2 stops
£512Multiple Airlines
Find Deal
Sun, 23 Nov - Sun, 30 Nov
Avianca Logo
07:35 - 14:35GRU-LHR
28h 00m1 stop
Avianca Logo
21:40 - 05:40LHR-GRU
35h 00m1 stop
£512Avianca
Find Deal
Tue, 17 Feb - Tue, 24 Feb
Avianca Logo
07:35 - 14:35GRU-LHR
28h 00m1 stop
Avianca Logo
21:40 - 05:40LHR-GRU
35h 00m1 stop
£512Avianca
Find Deal
Tue, 17 Feb - Tue, 24 Feb
TAP AIR PORTUGAL Logo
01:35 - 09:50GRU-LGW
29h 15m1 stop
TAP AIR PORTUGAL Logo
21:25 - 22:30LGW-GRU
28h 05m1 stop
£514TAP AIR PORTUGAL
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Sat, 8 Nov - Sun, 16 Nov
TAP AIR PORTUGAL Logo
01:35 - 09:50GRU-LGW
29h 15m1 stop
TAP AIR PORTUGAL Logo
21:25 - 22:30LGW-GRU
28h 05m1 stop
£514TAP AIR PORTUGAL
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Sat, 8 Nov - Sun, 16 Nov
GOL Logo
20:40 - 16:35GRU-LHR
16h 55m1 stop
GOL Logo
06:20 - 18:25LHR-GRU
15h 05m1 stop
£515GOL
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Wed, 5 Nov - Wed, 19 Nov
GOL Logo
20:59 - 13:50GRU-LHR
13h 51m1 stop
GOL Logo
09:00 - 17:10LHR-GRU
35h 10m2 stops
£516GOL
Find Deal
Tue, 28 Oct - Wed, 19 Nov
LATAM Airlines Logo
15:05 - 14:05SCL-LHR
20h 00m2 stops
LATAM Airlines Logo
20:15 - 10:15LHR-SCL
17h 00m1 stop
£638LATAM Airlines
Find Deal
Fri, 19 Dec - Sun, 11 Jan
LATAM Airlines Logo
16:00 - 16:35SCL-LHR
21h 35m1 stop
LATAM Airlines Logo
19:40 - 20:30LHR-SCL
27h 50m1 stop
£640LATAM Airlines
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Fri, 14 Nov - Sat, 6 Dec
British Airways Logo
13:05 - 06:25SCL-LHR
14h 20mdirect
British Airways Logo
22:15 - 09:50LHR-SCL
14h 35mdirect
£663British Airways
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Tue, 4 Nov - Thu, 5 Mar

GOL flights from South America to United Kingdom

Our best GOL deals on South America to United Kingdom flight tickets
GOL
5 Nov
GRU20:40Sao Paulo Guarulhos Intl
16h 55m
1 stop
LHR16:35London Heathrow
19 Nov
LHR06:20London Heathrow
15h 05m
1 stop
GRU18:25Sao Paulo Guarulhos Intl
£515
Find similar
GOL
28 Oct
GRU20:59Sao Paulo Guarulhos Intl
13h 51m
1 stop
LHR13:50London Heathrow
19 Nov
LHR09:00London Heathrow
35h 10m
2 stops
GRU17:10Sao Paulo Guarulhos Intl
£516
Find similar
GOL
28 Oct
GRU20:59Sao Paulo Guarulhos Intl
13h 51m
1 stop
LHR13:50London Heathrow
19 Nov
LHR09:00London Heathrow
35h 10m
2 stops
GRU17:10Sao Paulo Guarulhos Intl
£517
Find similar

Air France flights from South America to United Kingdom

Our best Air France deals on South America to United Kingdom flight tickets
Air France
28 Oct
GRU20:40Sao Paulo Guarulhos Intl
14h 05m
1 stop
LHR13:45London Heathrow
19 Nov
LHR06:20London Heathrow
15h 05m
1 stop
GRU18:25Sao Paulo Guarulhos Intl
£522
Find similar
Air France
4 Nov
GRU14:40Sao Paulo Guarulhos Intl
16h 50m
1 stop
LHR10:30London Heathrow
31 Mar
LHR19:45London Heathrow
25h 15m
1 stop
GRU17:00Sao Paulo Guarulhos Intl
£541
Find similar
Air France
6 Nov
CGH14:00Sao Paulo Congonhas
17h 30m
2 stops
LHR10:30London Heathrow
13 Nov
LHR06:20London Heathrow
18h 40m
2 stops
CGH22:00Sao Paulo Congonhas
£567
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from South America to United Kingdom 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 17 October 2025.
Use the filters below to find and compare flights from South America to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sao PauloLondon

GRU - STN

GRUSTN

Sao Paulo Guarulhos Intl

Sun 23/11

18:05-00:50

2 stops27h 45m

London Stansted

Sun 30/11

09:45-15:05

2 stops32h 20m

£512

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Tue 17/2

07:35-14:35

1 stop28h 00m

London Heathrow

Tue 24/2

21:40-05:40

1 stop35h 00m

£512

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Tue 17/2

07:35-14:35

1 stop28h 00m

London Heathrow

Tue 24/2

21:40-05:40

1 stop35h 00m

£512

Sao PauloLondon

GRU - LGW

GRULGW

Sao Paulo Guarulhos Intl

Sat 8/11

01:35-09:50

1 stop29h 15m

London Gatwick

Sun 16/11

21:25-22:30

1 stop28h 05m

£514

Sao PauloLondon

GRU - LGW

GRULGW

Sao Paulo Guarulhos Intl

Sat 8/11

01:35-09:50

1 stop29h 15m

London Gatwick

Sun 16/11

21:25-22:30

1 stop28h 05m

£514

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Wed 5/11

20:40-16:35

1 stop16h 55m

London Heathrow

Wed 19/11

06:20-18:25

1 stop15h 05m

£515

Sao PauloLondon

GRU - LHR

GRULHR

Sao Paulo Guarulhos Intl

Tue 28/10

20:59-13:50

1 stop13h 51m

London Heathrow

Wed 19/11

09:00-17:10

2 stops35h 10m

£516

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Fri 19/12

15:05-14:05

2 stops20h 00m

London Heathrow

Sun 11/1

20:15-10:15

1 stop17h 00m

£638

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Fri 14/11

16:00-16:35

1 stop21h 35m

London Heathrow

Sat 6/12

19:40-20:30

1 stop27h 50m

£640

SantiagoLondon

SCL - LHR

SCLLHR

Santiago Arturo Merino Benitez

Tue 4/11

13:05-06:25

Nonstop14h 20m

London Heathrow

Thu 5/3

22:15-09:50

Nonstop14h 35m

£663

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 the United Kingdom from

How to get the cheapest flight ticket from South America to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from South America is in March. Flight prices, which tend to average around £666, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of March, then departing from South America during the month February is also very affordable. Most momondo users find prices during this month for around £681.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from South America to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £870. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from South America to United Kingdom for around £1,004.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the morning when flights can be purchased for as low as £668. Try not to purchase tickets in the evening because they tend to be around £891. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest South America to United Kingdom flight route?

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

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from South America when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £825 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from South America for as low as £738 on momondo.

What cabin class options are available on South America to United Kingdom flights?

There are 3 cabin classes available to choose from on South America to United Kingdom 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 United Kingdom flights?

You could potentially save up to 12% on your flight if you consider stops on a South America to United Kingdom flight.

Cheap South America to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South America to United Kingdom

Best price found

£326

Fastest flight time

11h 20m

Direct flights

Every day

Airports in United Kingdom

1 airport
The best one-way flight to United Kingdom from South America in the past 72 hours is £326. The best return flight deal from South America to United Kingdom found on momondo in the last 72 hours is £677.
The fastest flight from South America to United Kingdom takes 11h 20m
Direct flights go from South America to United Kingdom every day.
There is 1 airport near United Kingdom: London Heathrow (LHR)
Search flight deals

  • When did momondo last update prices for flights from South America to United Kingdom?

    Prices for flights from South America to United Kingdom were last updated today.

  • How many operators does momondo search for flights from South America to United Kingdom?

  • How old do you have to be to fly from South America to United Kingdom?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South America to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from South America to United Kingdom?

Best airlines flying from South America to United Kingdom

Compare and see reviews for airlines that fly from South America to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £446Free CancellationRating
6.8
7,497 reviews
Search Lufthansa flights
TAP AIR PORTUGALPriceFrom £502Free CancellationRating
7.1
2,016 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom £517Free CancellationRating
7.4
1,476 reviews
Search Air France flights
LATAM AirlinesPriceFrom £535Free CancellationRating
7.5
1,866 reviews
Search LATAM Airlines flights
GOLPriceFrom £537Free CancellationRating
7.3
1,115 reviews
Search GOL flights
British AirwaysPriceFrom £557Free CancellationRating
6.7
7,457 reviews
Search British Airways flights
AviancaPriceFrom £559Free CancellationRating
6.6
2,452 reviews
Search Avianca flights
KLMPriceFrom £565Free CancellationRating
7.7
1,404 reviews
Search KLM flights
IberiaPriceFrom £575Free CancellationRating
7.0
2,994 reviews
Search Iberia flights
SWISSPriceFrom £651Free CancellationRating
7.5
1,772 reviews
Search SWISS flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from South America.

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

All flight searches from South America to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential South America to United Kingdom flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from South America to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.

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Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £30
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Flights to Birminghamfrom £34
Flights to Edinburghfrom £26
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Flights to Glasgowfrom £30
Flights to Bristolfrom £31
Flights to Newcastle upon Tynefrom £35
Flights to Aberdeenfrom £48
Flights to Liverpoolfrom £31
Flights to Leedsfrom £55
Flights to Invernessfrom £37