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Cheap flights from Rio de Janeiro Santos Dumont Airport to London from $550

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro Santos Dumont Airport to London departing on 3/24. 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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Find the cheapest flights from Rio de Janeiro Santos Dumont Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
3:10 pm - 2:05 pm
SDU
-
LHR
19h 55m2 stops
LATAM Airlines Logo
8:15 pm - 9:35 am
LHR
-
SDU
16h 20m1 stop
$927LATAM Airlines
Thu, Mar 5 - Fri, Mar 13
Multiple Airlines Logo
8:20 pm - 10:10 pm
SDU
-
LHR
21h 50m2 stops
Multiple Airlines Logo
9:20 pm - 1:10 pm
LHR
-
SDU
19h 50m1 stop
$929Multiple Airlines
Tue, Apr 28 - Sun, May 17
LATAM Airlines Logo
6:25 pm - 2:05 pm
SDU
-
LHR
16h 40m1 stop
LATAM Airlines Logo
8:15 pm - 9:35 am
LHR
-
SDU
16h 20m1 stop
$960LATAM Airlines
Thu, Mar 5 - Fri, Mar 13
LATAM Airlines Logo
2:15 pm - 3:05 pm
SDU
-
LHR
20h 50m2 stops
LATAM Airlines Logo
9:20 pm - 1:10 pm
LHR
-
SDU
19h 50m1 stop
$973LATAM Airlines
Tue, Apr 28 - Sun, May 17
LATAM Airlines Logo
2:15 pm - 3:05 pm
SDU
-
LHR
20h 50m2 stops
LATAM Airlines Logo
9:20 pm - 4:20 pm
LHR
-
SDU
23h 00m2 stops
$1,038LATAM Airlines
Tue, Apr 28 - Sun, May 17
LATAM Airlines Logo
8:20 pm - 3:05 pm
SDU
-
LHR
14h 45m1 stop
LATAM Airlines Logo
9:20 pm - 1:10 pm
LHR
-
SDU
19h 50m1 stop
$1,087LATAM Airlines
Tue, Apr 28 - Sun, May 17
Multiple Airlines Logo
11:20 am - 5:45 pm
SDU
-
LHR
27h 25m2 stops
Multiple Airlines Logo
8:15 pm - 7:35 am
LHR
-
SDU
14h 20m1 stop
$1,128Multiple Airlines
Thu, Jan 29 - Thu, Feb 5
Air Canada Logo
1:45 pm - 6:30 am
SDU
-
LHR
37h 45m2 stops
Air Canada Logo
1:25 pm - 8:15 pm
LHR
-
SDU
33h 50m2 stops
$1,132Air Canada
Thu, Mar 5 - Fri, Mar 13
LATAM Airlines Logo
8:05 pm - 2:05 pm
SDU
-
LHR
15h 00m1 stop
LATAM Airlines Logo
8:15 pm - 1:15 pm
LHR
-
SDU
20h 00m1 stop
$1,166LATAM Airlines
Thu, Jan 29 - Thu, Feb 5
LATAM Airlines Logo
10:30 am - 2:05 pm
SDU
-
LHR
24h 35m2 stops
LATAM Airlines Logo
8:15 pm - 1:15 pm
LHR
-
SDU
20h 00m1 stop
$1,245LATAM Airlines
Sat, Feb 7 - Tue, Feb 17

TAP AIR PORTUGAL flights from Rio de Janeiro Santos Dumont Airport to London

Our best TAP AIR PORTUGAL deals on Rio de Janeiro Santos Dumont Airport to London flight tickets
TAP AIR PORTUGAL
Feb 19
SDU9:35 amRio de Janeiro Santos Dumont
24h 05m
2 stops
LHR12:40 pmLondon Heathrow
Feb 26
LHR6:00 amLondon Heathrow
19h 25m
2 stops
SDU10:25 pmRio de Janeiro Santos Dumont
$1,276
Find similar
TAP AIR PORTUGAL
Jan 14
SDU1:40 pmRio de Janeiro Santos Dumont
20h 00m
2 stops
LHR12:40 pmLondon Heathrow
Jan 21
LHR6:00 amLondon Heathrow
28h 35m
2 stops
SDU7:35 amRio de Janeiro Santos Dumont
$1,778
Find similar
TAP AIR PORTUGAL
Jan 14
SDU1:40 pmRio de Janeiro Santos Dumont
18h 45m
2 stops
LHR11:25 amLondon Heathrow
Jan 22
LHR6:30 pmLondon Heathrow
23h 00m
2 stops
SDU2:30 pmRio de Janeiro Santos Dumont
$1,845
Find similar

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

Our best Ethiopian Air deals on Rio de Janeiro Santos Dumont Airport to London flight tickets
Ethiopian Air
Dec 24
SDU11:20 amRio de Janeiro Santos Dumont
40h 15m
2 stops
LHR6:35 amLondon Heathrow
Mar 30
LHR9:00 pmLondon Heathrow
38h 40m
2 stops
SDU7:40 amRio de Janeiro Santos Dumont
$1,471
Find similar
Ethiopian Air
Feb 14
SDU11:20 amRio de Janeiro Santos Dumont
48h 05m
2 stops
LHR2:25 pmLondon Heathrow
Feb 18
LHR8:15 pmLondon Heathrow
38h 20m
2 stops
SDU7:35 amRio de Janeiro Santos Dumont
$1,525
Find similar
Ethiopian Air
Dec 24
SDU8:10 amRio de Janeiro Santos Dumont
43h 25m
2 stops
LHR6:35 amLondon Heathrow
Dec 31
LHR8:15 pmLondon Heathrow
38h 20m
2 stops
SDU7:35 amRio de Janeiro Santos Dumont
$1,645
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport to London 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 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 3/5

3:10 pm-2:05 pm

2 stops19h 55m

London Heathrow

Fri 3/13

8:15 pm-9:35 am

1 stop16h 20m

$927

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 4/28

8:20 pm-10:10 pm

2 stops21h 50m

London Heathrow

Sun 5/17

9:20 pm-1:10 pm

1 stop19h 50m

$929

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 3/5

6:25 pm-2:05 pm

1 stop16h 40m

London Heathrow

Fri 3/13

8:15 pm-9:35 am

1 stop16h 20m

$960

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 4/28

2:15 pm-3:05 pm

2 stops20h 50m

London Heathrow

Sun 5/17

9:20 pm-1:10 pm

1 stop19h 50m

$973

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 4/28

2:15 pm-3:05 pm

2 stops20h 50m

London Heathrow

Sun 5/17

9:20 pm-4:20 pm

2 stops23h 00m

$1,038

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 4/28

8:20 pm-3:05 pm

1 stop14h 45m

London Heathrow

Sun 5/17

9:20 pm-1:10 pm

1 stop19h 50m

$1,087

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 1/29

11:20 am-5:45 pm

2 stops27h 25m

London Heathrow

Thu 2/5

8:15 pm-7:35 am

1 stop14h 20m

$1,128

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 3/5

1:45 pm-6:30 am

2 stops37h 45m

London Heathrow

Fri 3/13

1:25 pm-8:15 pm

2 stops33h 50m

$1,132

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 1/29

8:05 pm-2:05 pm

1 stop15h 00m

London Heathrow

Thu 2/5

8:15 pm-1:15 pm

1 stop20h 00m

$1,166

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sat 2/7

10:30 am-2:05 pm

2 stops24h 35m

London Heathrow

Tue 2/17

8:15 pm-1:15 pm

1 stop20h 00m

$1,245

Flights are sorted by cheapest round-trip 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 Rio de Janeiro Santos Dumont Airport to London

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 day to depart on your flight to London?

The cheapest day to depart from Rio de Janeiro Santos Dumont Airport to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $915. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,511. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Rio de Janeiro Santos Dumont Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $877 when looking at flights departing in the evening. Flights to London are more costly in the afternoon, with an average ticket price of $1,269. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You could potentially save up to 37% on your flight if you consider stops on a Rio de Janeiro Santos Dumont Airport to London flight.

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

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

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

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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Rio de Janeiro Santos Dumont Airport to London takes 15h 00m
There are no direct flights from Rio de Janeiro Santos Dumont Airport to London. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to London.
Search flight deals

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

    Rio de Janeiro Santos Dumont and London are 5760.3 mi apart from one another. A reasonable flight in good conditions will take 15h 00m.

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

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

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

    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 Rio de Janeiro Santos Dumont Airport to London.

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

    The necessary travel and health documents for your London 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rio de Janeiro to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to London from Rio de Janeiro on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to London from Rio de Janeiro. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Rio de Janeiro to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport