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Cheap flights from London to Rio de Janeiro from £449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Rio de Janeiro departing on 8/6. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:30 - 07:40
LHR
-
SDU
49h 10m
2 stops
Multiple Airlines Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£704Multiple Airlines
Wed, 20 May - Tue, 2 Jun
ITA Airways Logo
16:30 - 07:40
LHR
-
SDU
43h 10m
2 stops
ITA Airways Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£724ITA Airways
Tue, 19 May - Tue, 26 May
ITA Airways Logo
16:30 - 16:45
LHR
-
SDU
52h 15m
2 stops
ITA Airways Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£725ITA Airways
Tue, 5 May - Tue, 26 May
ITA Airways Logo
16:30 - 16:45
LHR
-
SDU
28h 15m
2 stops
ITA Airways Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£728ITA Airways
Wed, 13 May - Tue, 26 May
ITA Airways Logo
16:30 - 16:45
LHR
-
SDU
52h 15m
2 stops
ITA Airways Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£732ITA Airways
Tue, 5 May - Tue, 26 May
ITA Airways Logo
16:30 - 07:40
LHR
-
SDU
43h 10m
2 stops
ITA Airways Logo
08:15 - 09:40
SDU
-
LHR
21h 25m
2 stops
£738ITA Airways
Tue, 12 May - Tue, 26 May
Multiple Airlines Logo
06:00 - 22:25
LHR
-
SDU
20h 25m
2 stops
Multiple Airlines Logo
13:45 - 15:35
SDU
-
LHR
21h 50m
2 stops
£764Multiple Airlines
Mon, 11 May - Mon, 18 May
Iberia Logo
09:35 - 08:35
LCY
-
SDU
27h 00m
2 stops
Iberia Logo
13:55 - 16:30
SDU
-
LCY
22h 35m
2 stops
£1,071Iberia
Wed, 20 May - Tue, 2 Jun
Iberia Logo
19:15 - 08:35
LCY
-
SDU
17h 20m
2 stops
Iberia Logo
13:55 - 15:15
SDU
-
LCY
21h 20m
2 stops
£1,137Iberia
Tue, 9 Jun - Wed, 17 Jun
Iberia Logo
19:15 - 08:35
LCY
-
SDU
17h 20m
2 stops
Iberia Logo
13:55 - 15:15
SDU
-
LCY
21h 20m
2 stops
£1,138Iberia
Tue, 9 Jun - Wed, 17 Jun

Iberia flights from London to Rio de Janeiro Santos Dumont Airport

Our best Iberia deals on London to Rio de Janeiro Santos Dumont Airport flight tickets
Iberia
20 May
LCY09:35London City
27h 00m
2 stops
SDU08:35Rio de Janeiro Santos Dumont
2 Jun
SDU13:55Rio de Janeiro Santos Dumont
22h 35m
2 stops
LCY16:30London City
£1,071
Iberia
9 Jun
LCY19:15London City
17h 20m
2 stops
SDU08:35Rio de Janeiro Santos Dumont
17 Jun
SDU13:55Rio de Janeiro Santos Dumont
21h 20m
2 stops
LCY15:15London City
£1,137
Iberia
9 Jun
LCY19:15London City
17h 20m
2 stops
SDU08:35Rio de Janeiro Santos Dumont
17 Jun
SDU13:55Rio de Janeiro Santos Dumont
21h 20m
2 stops
LCY15:15London City
£1,138

LATAM Airlines flights from London to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on London to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
11 May
LHR21:20London Heathrow
15h 15m
1 stop
SDU08:35Rio de Janeiro Santos Dumont
17 May
SDU15:05Rio de Janeiro Santos Dumont
44h 00m
2 stops
LHR15:05London Heathrow
£779
LATAM Airlines
28 May
LHR21:20London Heathrow
19h 50m
1 stop
SDU13:10Rio de Janeiro Santos Dumont
11 Jun
SDU20:15Rio de Janeiro Santos Dumont
14h 50m
1 stop
LHR15:05London Heathrow
£779
LATAM Airlines
28 Apr
LHR21:20London Heathrow
15h 15m
1 stop
SDU08:35Rio de Janeiro Santos Dumont
28 Jul
SDU20:15Rio de Janeiro Santos Dumont
14h 50m
1 stop
LHR15:05London Heathrow
£781

momondo Fare Finder

 
Customise your flight search to find flights from London to Rio de Janeiro Santos Dumont 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 24 March 2026.
Use the filters below to find and compare flights from London to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Wed 20/5

10:30-07:40

2 stops49h 10m

Rio de Janeiro Santos Dumont

Tue 2/6

08:15-09:40

2 stops21h 25m

£704

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 19/5

16:30-07:40

2 stops43h 10m

Rio de Janeiro Santos Dumont

Tue 26/5

08:15-09:40

2 stops21h 25m

£724

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 5/5

16:30-16:45

2 stops52h 15m

Rio de Janeiro Santos Dumont

Tue 26/5

08:15-09:40

2 stops21h 25m

£725

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Wed 13/5

16:30-16:45

2 stops28h 15m

Rio de Janeiro Santos Dumont

Tue 26/5

08:15-09:40

2 stops21h 25m

£728

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 5/5

16:30-16:45

2 stops52h 15m

Rio de Janeiro Santos Dumont

Tue 26/5

08:15-09:40

2 stops21h 25m

£732

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 12/5

16:30-07:40

2 stops43h 10m

Rio de Janeiro Santos Dumont

Tue 26/5

08:15-09:40

2 stops21h 25m

£738

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Mon 11/5

06:00-22:25

2 stops20h 25m

Rio de Janeiro Santos Dumont

Mon 18/5

13:45-15:35

2 stops21h 50m

£764

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Wed 20/5

09:35-08:35

2 stops27h 00m

Rio de Janeiro Santos Dumont

Tue 2/6

13:55-16:30

2 stops22h 35m

£1,071
Fastest return journey

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Tue 9/6

19:15-08:35

2 stops17h 20m

Rio de Janeiro Santos Dumont

Wed 17/6

13:55-15:15

2 stops21h 20m

£1,137

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Tue 9/6

19:15-08:35

2 stops17h 20m

Rio de Janeiro Santos Dumont

Wed 17/6

13:55-15:15

2 stops21h 20m

£1,138

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from London to Rio de Janeiro Santos Dumont 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 typical price of a round-trip flight between London and Rio de Janeiro Santos Dumont Airport?

Can stopping save me money on London to Rio de Janeiro Santos Dumont Airport flights?

You could potentially save up to 31% on your flight if you consider stops on a London to Rio de Janeiro Santos Dumont Airport flight.

When to book flights from London to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Rio de Janeiro Santos Dumont Airport (LON to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Rio de Janeiro Santos Dumont Airport

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from London to Rio de Janeiro Santos Dumont Airport takes 15h 15m
There are no direct flights from London to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from London to Rio de Janeiro Santos Dumont Airport.
Search flight deals

  • How far is London to Rio de Janeiro Santos Dumont by plane?

    Rio de Janeiro Santos Dumont is 5760.3 mi away from London. By plane, this route typically takes 15h 15m.

  • When did momondo last update prices for flights from London to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from London to Rio de Janeiro Santos Dumont Airport are updated daily.

  • How many operators does momondo search for flights from London to Rio de Janeiro Santos Dumont Airport?

  • How old do you have to be to fly from London to Rio de Janeiro Santos Dumont 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 London to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The travel and health documents you'll need for your trip to Rio de Janeiro Santos Dumont Airport 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 Rio de Janeiro Santos Dumont Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London to Rio de Janeiro Santos Dumont Airport?

Best airlines flying from London to Rio de Janeiro Santos Dumont Airport

Compare and see reviews for airlines that fly from London to Rio de Janeiro Santos Dumont Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £815Free CancellationRating
7.4
1,911 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Rio de Janeiro?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Rio de Janeiro for you.

Can I find flights from London to Rio de Janeiro with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Rio de Janeiro flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Rio de Janeiro?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rio de Janeiro from London.

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

Yes momondo offers price alerts on flights to Rio de Janeiro from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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