In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from SDU to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rio de Janeiro Santos Dumont Airport to London Heathrow Airport as you normally would.

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.

£244+ Cheap Flights from Rio de Janeiro Santos Dumont Airport, Brazil to London Heathrow Airport

Cheap flight deals from Santos Dumont to Heathrow

Enter your travel dates to find the best prices.

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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 5 November 2026.

Tue 17/1107:50 -

2 stops22h 50m

Thu 25/216:30 -

2 stops41h 50m

Deal found 5/11£664

Tue 17/1117:15 -

2 stops17h 50m

Tue 26/120:15 -

1 stop16h 10m

Deal found 3/11£667

Wed 18/1109:40 -

2 stops28h 55m

Tue 24/1120:15 -

1 stop16h 10m

Deal found 3/11£667

Thu 12/1109:40 -

2 stops29h 20m

Tue 24/1120:15 -

1 stop20h 55m

Deal found 1/11£670

Thu 26/1116:25 -

1 stop18h 40m

Wed 26/521:20 -

1 stop16h 05m

Deal found 4/11£673

Wed 18/1118:55 -

2 stops19h 20m

Tue 26/120:15 -

2 stops22h 00m

Deal found 3/11£677

Fri 6/1107:50 -

2 stops22h 50m

Mon 23/1110:30 -

2 stops27h 20m

Deal found 3/11£680

Sat 14/1115:55 -

2 stops19h 10m

Tue 26/120:15 -

2 stops23h 20m

Deal found 3/11£683

Tue 17/1107:50 -

2 stops28h 50m

Wed 25/1110:30 -

2 stops27h 20m

Deal found 3/11£684

Tue 17/1118:55 -

1 stop16h 10m

Thu 25/219:55 -

2 stops29h 05m

Deal found 2/11£685

Mon 9/1107:50 -

2 stops22h 50m

Mon 23/1110:30 -

2 stops27h 20m

Deal found 3/11£686

Wed 25/1110:10 -

1 stop24h 55m

Tue 25/521:20 -

1 stop16h 05m

Deal found 5/11£692

Find flight deals from Santos Dumont to Heathrow

Round-trip from	£655
One-way from	£244
Popular in	July
Cheapest in	November
Average price	£643

LATAM Airlines
1/3-5/5
4 total stops
40h 30m total
Rio de Janeiro to London

Search Deals

LATAM Airlines
2/12-31/12
1 total stop
18h 30m total
Rio de Janeiro to London

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£67 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

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 Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Sun 7/2

10:05-14:35

2 stops25h 30m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£385

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Tue 16/3

19:15-05:55

2 stops31h 40m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£398

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Tue 16/2

19:15-07:40

2 stops33h 25m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£399

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Fri 12/2

19:15-10:15

2 stops36h 00m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£399

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Tue 23/2

19:15-10:15

2 stops36h 00m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£401

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Thu 25/2

19:15-10:50

2 stops36h 35m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£401

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Tue 30/3

11:25-21:25

2 stops30h 00m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£477

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Wed 20/1

18:55-10:50

2 stops36h 55m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£477

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Tue 20/4

19:00-11:35

2 stops36h 35m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£511

Fastest return journey

Rio de JaneiroLondon

SDU Rio de Janeiro Santos Dumont - LHR London Heathrow

SDULHR

Rio de Janeiro Santos Dumont

Mon 14/12

07:50-09:40

2 stops22h 50m

London Heathrow

Wed 31/12

00:00-20:00

Nonstop0h 00m

£533

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 22 resultsSorted by cheapest first

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.

SDU-LHR

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

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 22h 50m. ITA Airways provides one of the quickest options available for as low as £738. 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.

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Cheap flights from Rio de Janeiro Santos Dumont Airport, Brazil to London Heathrow Airport from £244

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Santos Dumont to Heathrow

Cheapest flights from Santos Dumont to HeathrowExplore 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 5 November 2026.

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 5 November 2026.

Best flights from Santos Dumont to HeathrowDiscover carefully curated flight deals from Santos Dumont to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from Santos Dumont to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Santos Dumont to HeathrowDiscover last-minute flight deals from Santos Dumont to Heathrow. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Santos Dumont to Heathrow. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Santos Dumont to HeathrowSearch for one-way flight options from Santos Dumont to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from Santos Dumont to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

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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.

Best time to book a flight from Santos Dumont to Heathrow

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Related info for your journey

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

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

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

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

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Alternative routes for Santos Dumont to Heathrow

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Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 November 2026.

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

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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 5 November 2026.

Best flights from Santos Dumont to Heathrow
Discover carefully curated flight deals from Santos Dumont to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Santos Dumont to Heathrow
Discover last-minute flight deals from Santos Dumont to Heathrow. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Santos Dumont to Heathrow
Search for one-way flight options from Santos Dumont to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.