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Cheap flights from Rio de Janeiro Santos Dumont Airport to London from $435

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 12/7. 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.
Multiple Airlines Logo
2:00 pm - 5:30 pmSDU-LHR
24h 30m2 stops
Multiple Airlines Logo
6:00 am - 9:25 amLHR-SDU
30h 25m2 stops
$928Multiple Airlines
Find Deal
Sat, Feb 7 - Tue, Feb 17
Multiple Airlines Logo
8:05 pm - 12:40 pmSDU-LHR
37h 35m2 stops
Multiple Airlines Logo
6:00 am - 9:25 amLHR-SDU
30h 25m2 stops
$929Multiple Airlines
Find Deal
Sat, Feb 7 - Tue, Feb 17
United Airlines Logo
1:45 pm - 7:55 amSDU-LHR
39h 10m2 stops
United Airlines Logo
10:25 am - 4:35 pmLHR-SDU
33h 10m2 stops
$1,029United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
United Airlines Logo
1:45 pm - 7:55 amSDU-LHR
39h 10m2 stops
United Airlines Logo
7:55 am - 4:35 pmLHR-SDU
35h 40m2 stops
$1,083United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
LATAM Airlines Logo
1:55 pm - 2:05 pmSDU-LHR
21h 10m2 stops
LATAM Airlines Logo
8:15 pm - 9:25 amLHR-SDU
16h 10m1 stop
$1,128LATAM Airlines
Find Deal
Sat, Feb 7 - Tue, Feb 17
United Airlines Logo
1:45 pm - 9:20 pmSDU-LHR
28h 35m2 stops
United Airlines Logo
10:25 am - 4:40 pmLHR-SDU
33h 15m2 stops
$1,272United Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Multiple Airlines Logo
11:20 am - 7:10 amSDU-LHR
40h 50m2 stops
Multiple Airlines Logo
1:25 pm - 2:20 pmLHR-SDU
27h 55m2 stops
$1,300Multiple Airlines
Find Deal
Sat, Feb 7 - Tue, Feb 17
LATAM Airlines Logo
6:25 pm - 2:05 pmSDU-LHR
16h 40m1 stop
LATAM Airlines Logo
8:15 pm - 9:35 amLHR-SDU
16h 20m1 stop
$1,328LATAM Airlines
Find Deal
Fri, Nov 28 - Fri, Dec 5
TAP AIR PORTUGAL Logo
1:40 pm - 11:25 amSDU-LHR
18h 45m2 stops
TAP AIR PORTUGAL Logo
6:00 am - 7:45 pmLHR-SDU
16h 45m2 stops
$1,452TAP AIR PORTUGAL
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Thu, Dec 11 - Mon, Dec 29
Air Canada Logo
1:45 pm - 7:10 amSDU-LHR
38h 25m2 stops
Air Canada Logo
1:25 pm - 4:40 pmLHR-SDU
30h 15m2 stops
$1,486Air Canada
Find Deal
Wed, Dec 3 - Wed, Dec 10

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
Nov 21
SDU7:10 amRio de Janeiro Santos Dumont
27h 55m
1 stop
LHR2:05 pmLondon Heathrow
Nov 28
LHR8:15 pmLondon Heathrow
18h 25m
1 stop
SDU11:40 amRio de Janeiro Santos Dumont
$1,113
Find similar
LATAM Airlines
Feb 7
SDU1:55 pmRio de Janeiro Santos Dumont
21h 10m
2 stops
LHR2:05 pmLondon Heathrow
Feb 17
LHR8:15 pmLondon Heathrow
16h 10m
1 stop
SDU9:25 amRio de Janeiro Santos Dumont
$1,128
Find similar
LATAM Airlines
Nov 24
SDU5:40 pmRio de Janeiro Santos Dumont
17h 25m
1 stop
LHR2:05 pmLondon Heathrow
Dec 1
LHR3:45 pmLondon Heathrow
20h 40m
2 stops
SDU9:25 amRio de Janeiro Santos Dumont
$1,222
Find similar

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

Our best Air Canada deals on Rio de Janeiro Santos Dumont Airport to London flight tickets
Air Canada
Dec 3
SDU1:45 pmRio de Janeiro Santos Dumont
38h 25m
2 stops
LHR7:10 amLondon Heathrow
Dec 10
LHR1:25 pmLondon Heathrow
30h 15m
2 stops
SDU4:40 pmRio de Janeiro Santos Dumont
$1,486
Find similar
Air Canada
Nov 28
SDU1:45 pmRio de Janeiro Santos Dumont
38h 25m
2 stops
LHR7:10 amLondon Heathrow
Dec 5
LHR1:25 pmLondon Heathrow
33h 50m
2 stops
SDU8:15 pmRio de Janeiro Santos Dumont
$2,506
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 November 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

Sat 2/7

2:00 pm-5:30 pm

2 stops24h 30m

London Heathrow

Tue 2/17

6:00 am-9:25 am

2 stops30h 25m

$928

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sat 2/7

8:05 pm-12:40 pm

2 stops37h 35m

London Heathrow

Tue 2/17

6:00 am-9:25 am

2 stops30h 25m

$929

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-7:55 am

2 stops39h 10m

London Heathrow

Mon 12/8

10:25 am-4:35 pm

2 stops33h 10m

$1,029

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-7:55 am

2 stops39h 10m

London Heathrow

Mon 12/8

7:55 am-4:35 pm

2 stops35h 40m

$1,083

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sat 2/7

1:55 pm-2:05 pm

2 stops21h 10m

London Heathrow

Tue 2/17

8:15 pm-9:25 am

1 stop16h 10m

$1,128

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 12/2

1:45 pm-9:20 pm

2 stops28h 35m

London Heathrow

Tue 12/9

10:25 am-4:40 pm

2 stops33h 15m

$1,272

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sat 2/7

11:20 am-7:10 am

2 stops40h 50m

London Heathrow

Tue 2/17

1:25 pm-2:20 pm

2 stops27h 55m

$1,300

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Fri 11/28

6:25 pm-2:05 pm

1 stop16h 40m

London Heathrow

Fri 12/5

8:15 pm-9:35 am

1 stop16h 20m

$1,328

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 12/11

1:40 pm-11:25 am

2 stops18h 45m

London Heathrow

Mon 12/29

6:00 am-7:45 pm

2 stops16h 45m

$1,452

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Wed 12/3

1:45 pm-7:10 am

2 stops38h 25m

London Heathrow

Wed 12/10

1:25 pm-4:40 pm

2 stops30h 15m

$1,486

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 $1,512. 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 $1,268. 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

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 13h 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
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Chelmsford
Wembley
Folkestone
Romford
Ilford
Cobham
Stansted
Harrow
Watford

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
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