Find flights
When to book
FAQs

Cheap flights from Rio de Janeiro Santos Dumont Airport, Brazil to London Heathrow Airport from £379

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — LHR
10 Jun — 17 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santos Dumont to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Santos Dumont to Heathrow
Explore the most affordable flight options available from Santos Dumont to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 May 2026.

Mon 16/1108:15
SDU
-
LHR
2 stops28h 25m
ITA Airways
Mon 30/1116:30
LHR
-
SDU
2 stops42h 10m
ITA Airways
Deal found 11/5£747
Fri 15/520:15
SDU
-
LHR
1 stop14h 50m
LATAM Airlines
Mon 18/521:20
LHR
-
SDU
1 stop15h 15m
LATAM Airlines
Deal found 8/5£767
Wed 29/708:15
SDU
-
LHR
2 stops21h 25m
ITA Airways
Thu 27/816:30
LHR
-
SDU
2 stops28h 15m
ITA Airways
Deal found 11/5£777
Tue 17/1120:15
SDU
-
LHR
1 stop14h 50m
LATAM Airlines
Mon 30/1120:15
LHR
-
SDU
1 stop15h 20m
LATAM Airlines
Deal found 11/5£791
Thu 12/1120:15
SDU
-
LHR
1 stop14h 50m
Multiple Airlines
Thu 26/1108:15
LHR
-
SDU
2 stops27h 20m
Multiple Airlines
Deal found 11/5£792
Tue 17/1120:15
SDU
-
LHR
1 stop14h 50m
LATAM Airlines
Tue 24/1120:15
LHR
-
SDU
1 stop15h 20m
LATAM Airlines
Deal found 9/5£793
Wed 15/708:15
SDU
-
LHR
2 stops21h 25m
ITA Airways
Tue 16/210:30
LHR
-
SDU
2 stops48h 10m
ITA Airways
Deal found 9/5£794
Wed 25/1120:15
SDU
-
LHR
1 stop14h 50m
LATAM Airlines
Wed 2/1220:15
LHR
-
SDU
1 stop15h 20m
LATAM Airlines
Deal found 9/5£795
Fri 23/1020:15
SDU
-
LHR
1 stop14h 50m
Multiple Airlines
Thu 29/1008:15
LHR
-
SDU
2 stops27h 20m
Multiple Airlines
Deal found 9/5£796
Wed 4/1120:15
SDU
-
LHR
1 stop14h 50m
LATAM Airlines
Mon 30/1120:15
LHR
-
SDU
1 stop15h 20m
LATAM Airlines
Deal found 11/5£796

Find flight deals from Santos Dumont to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santos Dumont (SDU) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 May 2026.

Round-trip from

£777

One-way from

£379

Popular in

July

Cheapest in

November

Average price

£817
ITA Airways
  • ITA Airways
  • 29/7-27/8
  • 4 total stops
  • 49h 40m total
  • Rio de Janeiro to London
Search Deals
16/6
  • 16/6
  • 1 total stop
  • 26h 00m total
  • Rio de Janeiro to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santos Dumont to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 11 May 2026.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 29/9

13:45-07:45

2 stops38h 00m

London Heathrow

Mon 5/10

08:00-16:45

2 stops36h 45m

£884

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 7/7

08:15-09:40

2 stops21h 25m

London Heathrow

Wed 7/10

10:30-16:45

2 stops34h 15m

£917

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Thu 17/9

13:45-21:25

2 stops27h 40m

London Heathrow

Mon 28/9

07:45-16:45

2 stops37h 00m

£923

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 14/9

13:45-05:55

2 stops36h 10m

London Heathrow

Tue 22/9

18:00-16:45

2 stops50h 45m

£962

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Wed 9/9

13:45-07:45

2 stops38h 00m

London Heathrow

Wed 16/9

11:05-16:45

2 stops33h 40m

£962

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Mon 12/10

13:45-07:55

2 stops38h 10m

London Heathrow

Thu 22/10

16:40-16:45

2 stops28h 05m

£965

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Sun 6/9

14:50-06:45

2 stops35h 55m

London Heathrow

Wed 16/9

12:15-16:45

2 stops32h 30m

£1,022
Fastest return journey

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Tue 2/6

13:55-15:05

1 stop21h 10m

London Heathrow

Mon 31/8

19:10-13:10

2 stops22h 00m

£1,037

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Fri 11/9

13:45-07:15

2 stops37h 30m

London Heathrow

Wed 23/9

07:45-16:45

2 stops37h 00m

£1,102

Rio de JaneiroLondon

SDU - LHR

SDULHR

Rio de Janeiro Santos Dumont

Fri 11/9

13:45-08:20

2 stops38h 35m

London Heathrow

Tue 22/9

18:00-16:45

2 stops50h 45m

£1,102

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Santos Dumont to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santos Dumont with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rio de Janeiro Santos Dumont Airport to London Heathrow Airport?

    A quick flight from Rio de Janeiro Santos Dumont Airport to London Heathrow Airport can take about 21h 25m. United Airlines provides one of the quickest options available for as low as £917. Rio de Janeiro Santos Dumont Airport and London Heathrow Airport are separated by a distance of 5750 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Santos Dumont to Heathrow that include hotel bookings?

    Yes. In addition to deals on Santos Dumont to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Santos Dumont to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santos Dumont to Heathrow.

  • Can I find deals for business class flights from Santos Dumont to Heathrow?

    Yes. Cheapflights offers flight deals from Santos Dumont to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Hounslow
Croydon
Wembley
Northampton
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Santos Dumont to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Rio de Janeiro–Galeão Intl to Heathrow flights
Rio de Janeiro–Galeão Intl to Gatwick flights
Rio de Janeiro–Galeão Intl to Stansted flights
Rio de Janeiro–Galeão Intl to Luton flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Santos Dumont to Heathrow?

Cheapflights helps you search for flights from Santos Dumont to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Santos Dumont to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Santos Dumont to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Santos Dumont to Heathrow with no change fees?

Yes, we can. To see specific flights from Santos Dumont to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Santos Dumont to Heathrow become cheaper?

Yes! Start tracking prices for Santos Dumont to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.