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Cheap flights from London to Rio de Janeiro from £395

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 29/1. 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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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:25 - 22:25LGW-SDU
33h 00m3 stops
Multiple Airlines Logo
09:55 - 19:25SDU-LGW
30h 30m2 stops
£732Multiple Airlines
Find Deal
Mon, 12 Jan - Fri, 6 Feb
LATAM Airlines Logo
17:25 - 09:25LHR-SDU
19h 00m2 stops
LATAM Airlines Logo
18:20 - 14:05SDU-LHR
16h 45m1 stop
£744LATAM Airlines
Find Deal
Tue, 10 Mar - Tue, 24 Mar
ITA Airways Logo
16:45 - 14:20LCY-SDU
24h 35m2 stops
ITA Airways Logo
11:25 - 16:10SDU-LCY
25h 45m2 stops
£750ITA Airways
Find Deal
Thu, 12 Mar - Thu, 26 Mar
ITA Airways Logo
16:45 - 07:40LCY-SDU
41h 55m2 stops
ITA Airways Logo
11:25 - 16:10SDU-LCY
25h 45m2 stops
£753ITA Airways
Find Deal
Tue, 10 Mar - Tue, 24 Mar
United Airlines Logo
16:20 - 16:45LHR-SDU
27h 25m2 stops
United Airlines Logo
13:45 - 05:55SDU-LHR
37h 10m2 stops
£754United Airlines
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Tue, 11 Nov - Tue, 25 Nov
Air Europa Logo
17:25 - 14:20LGW-SDU
23h 55m2 stops
Air Europa Logo
11:25 - 16:25SDU-LGW
26h 00m2 stops
£769Air Europa
Find Deal
Thu, 26 Feb - Fri, 13 Mar
Turkish Airlines Logo
17:05 - 09:35LGW-SDU
43h 30m2 stops
Turkish Airlines Logo
11:25 - 09:20SDU-LGW
42h 55m2 stops
£780Turkish Airlines
Find Deal
Thu, 12 Mar - Thu, 26 Mar
Air Europa Logo
10:00 - 14:20LGW-SDU
31h 20m2 stops
Air Europa Logo
11:25 - 16:25SDU-LGW
26h 00m2 stops
£785Air Europa
Find Deal
Wed, 11 Mar - Sat, 21 Mar
Turkish Airlines Logo
17:05 - 09:35LGW-SDU
43h 30m2 stops
Turkish Airlines Logo
11:25 - 09:20SDU-LGW
42h 55m2 stops
£791Turkish Airlines
Find Deal
Thu, 12 Mar - Thu, 26 Mar
United Airlines Logo
07:40 - 16:40LHR-SDU
36h 00m2 stops
United Airlines Logo
13:45 - 06:40SDU-LHR
37h 55m2 stops
£799United Airlines
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Sun, 16 Nov - Tue, 25 Nov

ITA Airways flights from London to Rio de Janeiro Santos Dumont Airport

Our best ITA Airways deals on London to Rio de Janeiro Santos Dumont Airport flight tickets
ITA Airways
12 Mar
LCY16:45London City
24h 35m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
26 Mar
SDU11:25Rio de Janeiro Santos Dumont
25h 45m
2 stops
LCY16:10London City
£750
Find similar
ITA Airways
10 Mar
LCY16:45London City
41h 55m
2 stops
SDU07:40Rio de Janeiro Santos Dumont
24 Mar
SDU11:25Rio de Janeiro Santos Dumont
25h 45m
2 stops
LCY16:10London City
£753
Find similar
ITA Airways
4 Feb
LCY16:45London City
41h 50m
2 stops
SDU07:35Rio de Janeiro Santos Dumont
10 Mar
SDU11:25Rio de Janeiro Santos Dumont
20h 30m
2 stops
LCY10:55London City
£776
Find similar

Air Europa flights from London to Rio de Janeiro Santos Dumont Airport

Our best Air Europa deals on London to Rio de Janeiro Santos Dumont Airport flight tickets
Air Europa
26 Feb
LGW17:25London Gatwick
23h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
13 Mar
SDU11:25Rio de Janeiro Santos Dumont
26h 00m
2 stops
LGW16:25London Gatwick
£769
Find similar
Air Europa
11 Mar
LGW10:00London Gatwick
31h 20m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
21 Mar
SDU11:25Rio de Janeiro Santos Dumont
26h 00m
2 stops
LGW16:25London Gatwick
£785
Find similar
Air Europa
17 Feb
LGW10:00London Gatwick
31h 20m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
5 Mar
SDU08:15Rio de Janeiro Santos Dumont
21h 45m
2 stops
LGW09:00London Gatwick
£799
Find similar

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 31 October 2025.
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

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Mon 12/1

16:25-22:25

3 stops33h 00m

Rio de Janeiro Santos Dumont

Fri 6/2

09:55-19:25

2 stops30h 30m

£732

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 10/3

17:25-09:25

2 stops19h 00m

Rio de Janeiro Santos Dumont

Tue 24/3

18:20-14:05

1 stop16h 45m

£744

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Thu 12/3

16:45-14:20

2 stops24h 35m

Rio de Janeiro Santos Dumont

Thu 26/3

11:25-16:10

2 stops25h 45m

£750

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Tue 10/3

16:45-07:40

2 stops41h 55m

Rio de Janeiro Santos Dumont

Tue 24/3

11:25-16:10

2 stops25h 45m

£753

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 11/11

16:20-16:45

2 stops27h 25m

Rio de Janeiro Santos Dumont

Tue 25/11

13:45-05:55

2 stops37h 10m

£754

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 26/2

17:25-14:20

2 stops23h 55m

Rio de Janeiro Santos Dumont

Fri 13/3

11:25-16:25

2 stops26h 00m

£769

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 12/3

17:05-09:35

2 stops43h 30m

Rio de Janeiro Santos Dumont

Thu 26/3

11:25-09:20

2 stops42h 55m

£780

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Wed 11/3

10:00-14:20

2 stops31h 20m

Rio de Janeiro Santos Dumont

Sat 21/3

11:25-16:25

2 stops26h 00m

£785

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 12/3

17:05-09:35

2 stops43h 30m

Rio de Janeiro Santos Dumont

Thu 26/3

11:25-09:20

2 stops42h 55m

£791

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Sun 16/11

07:40-16:40

2 stops36h 00m

Rio de Janeiro Santos Dumont

Tue 25/11

13:45-06:40

2 stops37h 55m

£799

Flights are sorted by cheapest return flights first.

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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 cheapest month to fly to Rio de Janeiro Santos Dumont Airport?

In general, January is the cheapest month to fly from London to Rio de Janeiro Santos Dumont Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £662. If you aren’t able to travel during the month of January, then book flights to Rio de Janeiro Santos Dumont Airport from London during September instead. Flights to Rio de Janeiro Santos Dumont Airport in September, while not as cheap as those in January, still average around £748.

What is the cheapest day to depart on your flight to Rio de Janeiro Santos Dumont Airport?

On average, the least expensive day to fly to Rio de Janeiro Santos Dumont Airport from London is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £736. 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 Rio de Janeiro Santos Dumont Airport on Saturday is £2,036.

What is the cheapest time of day to depart on your flight to Rio de Janeiro Santos Dumont Airport?

In the evening is the cheapest time of day to fly from London to Rio de Janeiro Santos Dumont Airport when you can find flight prices for as low as £1,086. Flying to Rio de Janeiro Santos Dumont Airport in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of £1,124.

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

You could potentially save up to 34% 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

Direct flights

None
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.
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  • 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 16h 10m.

  • 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 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?

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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