Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London to Rio de Janeiro from £374

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 15/9. 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
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London to Rio de Janeiro

Cheap return flights

Logo
06:05 - 08:40LGW-SDU
30h 35m3 stops
Logo
06:10 - 16:25SDU-LGW
30h 15m3 stops
£710
Find Deal
Sun, 21 Sep - Sat, 27 Sep
ITA Airways Logo
08:25 - 14:20LCY-SDU
32h 55m2 stops
ITA Airways Logo
08:30 - 16:10SDU-LCY
28h 40m2 stops
£737ITA Airways
Find Deal
Wed, 5 Nov - Sun, 9 Nov
ITA Airways Logo
08:25 - 14:20LCY-SDU
32h 55m2 stops
ITA Airways Logo
11:25 - 10:55SDU-LCY
20h 30m2 stops
£742ITA Airways
Find Deal
Mon, 10 Nov - Thu, 20 Nov
LATAM Airlines Logo
20:15 - 09:35LHR-SDU
16h 20m1 stop
LATAM Airlines Logo
20:05 - 14:05SDU-LHR
15h 00m1 stop
£753LATAM Airlines
Find Deal
Tue, 25 Nov - Tue, 9 Dec
LATAM Airlines Logo
20:15 - 09:35LHR-SDU
16h 20m1 stop
LATAM Airlines Logo
20:05 - 14:05SDU-LHR
15h 00m1 stop
£754LATAM Airlines
Find Deal
Tue, 20 Jan - Tue, 10 Feb
Turkish Airlines Logo
06:25 - 07:40LGW-SDU
28h 15m2 stops
Turkish Airlines Logo
14:00 - 22:35SDU-LGW
53h 35m2 stops
£762Turkish Airlines
Find Deal
Thu, 22 Jan - Wed, 18 Mar
Turkish Airlines Logo
17:05 - 07:40LGW-SDU
41h 35m2 stops
Turkish Airlines Logo
14:00 - 09:10SDU-LGW
40h 10m2 stops
£766Turkish Airlines
Find Deal
Tue, 13 Jan - Tue, 10 Feb
Air Europa Logo
10:00 - 14:20LGW-SDU
31h 20m2 stops
Air Europa Logo
08:15 - 09:00SDU-LGW
21h 45m2 stops
£775Air Europa
Find Deal
Tue, 25 Nov - Tue, 9 Dec
Air Europa Logo
17:25 - 14:20LGW-SDU
23h 55m2 stops
Air Europa Logo
14:00 - 09:00SDU-LGW
40h 00m2 stops
£812Air Europa
Find Deal
Mon, 1 Dec - Fri, 5 Dec
Lufthansa Logo
12:15 - 14:20LHR-SDU
30h 05m2 stops
Lufthansa Logo
14:55 - 08:20SDU-LHR
37h 25m2 stops
£813Lufthansa
Find Deal
Thu, 4 Sep - Sun, 21 Sep

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
5 Nov
LCY08:25London City
32h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
9 Nov
SDU08:30Rio de Janeiro Santos Dumont
28h 40m
2 stops
LCY16:10London City
£737
Find similar
ITA Airways
10 Nov
LCY08:25London City
32h 55m
2 stops
SDU14:20Rio de Janeiro Santos Dumont
20 Nov
SDU11:25Rio de Janeiro Santos Dumont
20h 30m
2 stops
LCY10:55London City
£742
Find similar
ITA Airways
25 Nov
LCY16:45London City
41h 55m
2 stops
SDU07:40Rio de Janeiro Santos Dumont
9 Dec
SDU11:25Rio de Janeiro Santos Dumont
20h 30m
2 stops
LCY10:55London City
£746
Find similar

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
25 Nov
LHR20:15London Heathrow
16h 20m
1 stop
SDU09:35Rio de Janeiro Santos Dumont
9 Dec
SDU20:05Rio de Janeiro Santos Dumont
15h 00m
1 stop
LHR14:05London Heathrow
£753
Find similar
LATAM Airlines
20 Jan
LHR20:15London Heathrow
16h 20m
1 stop
SDU09:35Rio de Janeiro Santos Dumont
10 Feb
SDU20:05Rio de Janeiro Santos Dumont
15h 00m
1 stop
LHR14:05London Heathrow
£754
Find similar
LATAM Airlines
12 Nov
LHR20:15London Heathrow
20h 00m
1 stop
SDU13:15Rio de Janeiro Santos Dumont
19 Nov
SDU14:00Rio de Janeiro Santos Dumont
21h 05m
1 stop
LHR14:05London Heathrow
£756
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 1 August 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

Sun 21/9

06:05-08:40

3 stops30h 35m

Rio de Janeiro Santos Dumont

Sat 27/9

06:10-16:25

3 stops30h 15m

£710

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Wed 5/11

08:25-14:20

2 stops32h 55m

Rio de Janeiro Santos Dumont

Sun 9/11

08:30-16:10

2 stops28h 40m

£737

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Mon 10/11

08:25-14:20

2 stops32h 55m

Rio de Janeiro Santos Dumont

Thu 20/11

11:25-10:55

2 stops20h 30m

£742

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 25/11

20:15-09:35

1 stop16h 20m

Rio de Janeiro Santos Dumont

Tue 9/12

20:05-14:05

1 stop15h 00m

£753

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 20/1

20:15-09:35

1 stop16h 20m

Rio de Janeiro Santos Dumont

Tue 10/2

20:05-14:05

1 stop15h 00m

£754

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 22/1

06:25-07:40

2 stops28h 15m

Rio de Janeiro Santos Dumont

Wed 18/3

14:00-22:35

2 stops53h 35m

£762

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Tue 13/1

17:05-07:40

2 stops41h 35m

Rio de Janeiro Santos Dumont

Tue 10/2

14:00-09:10

2 stops40h 10m

£766

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Tue 25/11

10:00-14:20

2 stops31h 20m

Rio de Janeiro Santos Dumont

Tue 9/12

08:15-09:00

2 stops21h 45m

£775

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Mon 1/12

17:25-14:20

2 stops23h 55m

Rio de Janeiro Santos Dumont

Fri 5/12

14:00-09:00

2 stops40h 00m

£812

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Thu 4/9

12:15-14:20

2 stops30h 05m

Rio de Janeiro Santos Dumont

Sun 21/9

14:55-08:20

2 stops37h 25m

£813

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 £659. 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 February instead. Flights to Rio de Janeiro Santos Dumont Airport in February, while not as cheap as those in January, still average around £741.

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 £733. 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 £2,027.

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 £1,081. 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 £1,119.

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

Best price found

£374

Fastest flight time

16h 15m

Direct flights

None
The best one-way flight to Rio de Janeiro Santos Dumont Airport from London in the past 72 hours is £374. The best return flight deal from London to Rio de Janeiro Santos Dumont Airport found on momondo in the last 72 hours is £710.
The fastest flight from London to Rio de Janeiro Santos Dumont Airport takes 16h 15m
There are no direct flights from London to Rio de Janeiro Santos Dumont Airport. Popular non-direct routes for this connection are London Gatwick Airport - Rio de Janeiro Santos Dumont Airport, London City Airport - Rio de Janeiro Santos Dumont Airport and London Heathrow Airport - 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 16h 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 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.

An easier way to manage your Rio de Janeiro Santos Dumont Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 6/8
Wed 13/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Rio de Janeiro

Popular Cities in Brazil

Popular flights according to clicks in the last 7 days on momondo
Flights to Sao Paulo Guarulhos Intl Airportfrom £527
Flights to Sao Paulo Viracopos Airportfrom £557
Flights to Rio de Janeiro–Galeão Intl Airportfrom £577
Flights to Sao Paulo Congonhas Airportfrom £691