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Cheap flights from Rio de Janeiro Santos Dumont Airport to London from $537

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 12/4. 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

LATAM Airlines Logo
3:15 pm - 2:05 pmSDU-LHR
19h 50m2 stops
LATAM Airlines Logo
8:15 pm - 1:15 pmLHR-SDU
20h 00m1 stop
$929LATAM Airlines
Find Deal
Sun, Mar 1 - Tue, Mar 10
LATAM Airlines Logo
8:50 am - 3:05 pmSDU-LHR
26h 15m2 stops
LATAM Airlines Logo
9:20 pm - 9:35 amLHR-SDU
16h 15m1 stop
$997LATAM Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 13
Air Canada Logo
1:45 pm - 6:30 amSDU-LHR
37h 45m2 stops
Air Canada Logo
1:25 pm - 4:45 pmLHR-SDU
30h 20m2 stops
$1,000Air Canada
Find Deal
Thu, Nov 6 - Sun, Nov 9
Ethiopian Air Logo
11:30 am - 7:00 amSDU-LHR
39h 30m2 stops
Ethiopian Air Logo
8:15 pm - 7:40 amLHR-SDU
38h 25m2 stops
$1,006Ethiopian Air
Find Deal
Mon, Oct 20 - Wed, Oct 29
United Airlines Logo
1:45 pm - 5:55 amSDU-LHR
37h 10m2 stops
United Airlines Logo
7:40 am - 4:45 pmLHR-SDU
36h 05m2 stops
$1,168United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
United Airlines Logo
1:45 pm - 5:55 amSDU-LHR
37h 10m2 stops
United Airlines Logo
12:05 pm - 4:45 pmLHR-SDU
31h 40m2 stops
$1,175United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
Logo
3:45 pm - 6:20 amSDU-LHR
34h 35m2 stops
Logo
4:40 pm - 2:20 pmLHR-SDU
25h 40m2 stops
$1,198
Find Deal
Mon, Sep 29 - Mon, Oct 13
Logo
11:30 am - 6:35 amSDU-LHR
39h 05m2 stops
Logo
1:25 pm - 4:45 pmLHR-SDU
30h 20m2 stops
$1,209
Find Deal
Wed, Oct 22 - Thu, Nov 6
Ethiopian Air Logo
11:30 am - 7:00 amSDU-LHR
39h 30m2 stops
Ethiopian Air Logo
9:00 pm - 7:40 amLHR-SDU
38h 40m2 stops
$1,275Ethiopian Air
Find Deal
Mon, Oct 6 - Mon, Oct 13
Air Canada Logo
11:30 am - 6:30 amSDU-LHR
39h 00m2 stops
Air Canada Logo
1:00 pm - 4:45 pmLHR-SDU
30h 45m2 stops
$1,300Air Canada
Find Deal
Thu, Oct 23 - Thu, Oct 30

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
Oct 20
SDU11:30 amRio de Janeiro Santos Dumont
39h 30m
2 stops
LHR7:00 amLondon Heathrow
Oct 29
LHR8:15 pmLondon Heathrow
38h 25m
2 stops
SDU7:40 amRio de Janeiro Santos Dumont
$1,006
Find similar
Ethiopian Air
Oct 6
SDU11:30 amRio de Janeiro Santos Dumont
39h 30m
2 stops
LHR7:00 amLondon Heathrow
Oct 13
LHR9:00 pmLondon Heathrow
38h 40m
2 stops
SDU7:40 amRio de Janeiro Santos Dumont
$1,275
Find similar
Ethiopian Air
Oct 6
SDU11:30 amRio de Janeiro Santos Dumont
39h 30m
2 stops
LHR7:00 amLondon Heathrow
Oct 13
LHR9:00 pmLondon Heathrow
38h 40m
2 stops
SDU7:40 amRio de Janeiro Santos Dumont
$1,346
Find similar

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

Our best LATAM Airlines deals on Rio de Janeiro Santos Dumont Airport to London flight tickets
LATAM Airlines
Mar 1
SDU3:15 pmRio de Janeiro Santos Dumont
19h 50m
2 stops
LHR2:05 pmLondon Heathrow
Mar 10
LHR8:15 pmLondon Heathrow
20h 00m
1 stop
SDU1:15 pmRio de Janeiro Santos Dumont
$929
Find similar
LATAM Airlines
Oct 6
SDU8:50 amRio de Janeiro Santos Dumont
26h 15m
2 stops
LHR3:05 pmLondon Heathrow
Oct 13
LHR9:20 pmLondon Heathrow
16h 15m
1 stop
SDU9:35 amRio de Janeiro Santos Dumont
$997
Find similar
LATAM Airlines
Mar 1
SDU8:05 pmRio de Janeiro Santos Dumont
15h 00m
1 stop
LHR2:05 pmLondon Heathrow
Mar 10
LHR8:15 pmLondon Heathrow
16h 10m
1 stop
SDU9:25 amRio de Janeiro Santos Dumont
$1,020
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 September 8, 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

Sun 3/1

3:15 pm-2:05 pm

2 stops19h 50m

London Heathrow

Tue 3/10

8:15 pm-1:15 pm

1 stop20h 00m

$929

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 10/6

8:50 am-3:05 pm

2 stops26h 15m

London Heathrow

Mon 10/13

9:20 pm-9:35 am

1 stop16h 15m

$997

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 11/6

1:45 pm-6:30 am

2 stops37h 45m

London Heathrow

Sun 11/9

1:25 pm-4:45 pm

2 stops30h 20m

$1,000

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 10/20

11:30 am-7:00 am

2 stops39h 30m

London Heathrow

Wed 10/29

8:15 pm-7:40 am

2 stops38h 25m

$1,006

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-5:55 am

2 stops37h 10m

London Heathrow

Mon 12/8

7:40 am-4:45 pm

2 stops36h 05m

$1,168

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-5:55 am

2 stops37h 10m

London Heathrow

Mon 12/8

12:05 pm-4:45 pm

2 stops31h 40m

$1,175

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 9/29

3:45 pm-6:20 am

2 stops34h 35m

London Heathrow

Mon 10/13

4:40 pm-2:20 pm

2 stops25h 40m

$1,198

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Wed 10/22

11:30 am-6:35 am

2 stops39h 05m

London Heathrow

Thu 11/6

1:25 pm-4:45 pm

2 stops30h 20m

$1,209

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 10/6

11:30 am-7:00 am

2 stops39h 30m

London Heathrow

Mon 10/13

9:00 pm-7:40 am

2 stops38h 40m

$1,275

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 10/23

11:30 am-6:30 am

2 stops39h 00m

London Heathrow

Thu 10/30

1:00 pm-4:45 pm

2 stops30h 45m

$1,300

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $1,238. 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 10% 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

Direct flights

None
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.
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  • 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 14h 45m.

  • 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
Luton
Dover
Slough
Milton Keynes
Hayes
Guildford
Dartford
Stansted
Crawley
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Richmond
Wembley
Canterbury

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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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
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