Find flights
When to book
Airlines
FAQs

Cheap flights from London to Rio de Janeiro Santos Dumont Airport, Brazil from £364

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDU
22 Apr — 29 Apr1
1 adult

Cheap flight deals from London to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Santos Dumont (SDU). 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 17 April 2025.

Round-trip from

£640

One-way from

£364

Popular in

December

Cheapest in

January

Average price

£1,068
9/10-10/11
  • 9/10-10/11
  • 4 total stops
  • 40h 45m total
  • London to Rio de Janeiro
14/6
  • 14/6
  • 2 total stops
  • 20h 20m total
  • London to Rio de Janeiro
Highest demand for flights based on searches. 11% potential increase in price (£88 potential increase over avg. return price).
Cheapest flight prices on average. 8% potential price decrease (£57 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from London to Santos Dumont

Cheapest flights from London to Santos Dumont
Explore the most affordable flight options available from London to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Thu 9/1006:00LGW - SDU
2 stops20h 25mMultiple Airlines
Mon 10/1117:05SDU - LGW
2 stops20h 20mMultiple Airlines
Deal found 16/4£640
Tue 3/616:50LCY - SDU
2 stops51h 00mITA Airways
Thu 12/607:55SDU - LCY
2 stops46h 10mITA Airways
Deal found 17/4£699
Mon 26/506:15LHR - SDU
3 stops31h 45mMultiple Airlines
Tue 10/619:25SDU - LHR
3 stops35h 05mMultiple Airlines
Deal found 16/4£704
Fri 16/521:20LHR - SDU
1 stop16h 15mLATAM Airlines
Mon 16/620:20SDU - LHR
1 stop14h 45mLATAM Airlines
Deal found 16/4£718
Thu 4/912:05LGW - SDU
2 stops24h 35mITA Airways
Sun 21/907:55SDU - LGW
2 stops47h 20mITA Airways
Deal found 17/4£718
Mon 17/1116:45LCY - SDU
2 stops26h 05mMultiple Airlines
Sun 23/1107:50SDU - LCY
2 stops23h 15mMultiple Airlines
Deal found 17/4£743
Sun 30/1110:00LGW - SDU
2 stops32h 50mAir Europa
Sun 14/1207:50SDU - LGW
2 stops29h 35mAir Europa
Deal found 17/4£773
Sun 30/1114:30LHR - SDU
2 stops28h 20mAir Canada
Sun 14/1213:00SDU - LHR
2 stops39h 10mAir Canada
Deal found 17/4£782
Thu 8/507:00LGW - SDU
2 stops34h 40mLATAM Airlines
Tue 27/520:20SDU - LGW
2 stops37h 30mLATAM Airlines
Deal found 17/4£970
Mon 12/510:55LGW - SDU
2 stops25h 45mTurkish Airlines
Tue 20/514:20SDU - LGW
2 stops39h 35mTurkish Airlines
Deal found 16/4£1,030
Sun 1/621:15LGW - SDU
3 stops39h 25mTAP AIR PORTUGAL
Sun 8/607:55SDU - LGW
2 stops21h 50mTAP AIR PORTUGAL
Deal found 17/4£1,212

Cheapflights Fare Finder

Customise your flight search to find flights from London to Santos Dumont 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 17 April 2025.
Use the filters below to find and compare flights from London to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

London

Fly to

Santos Dumont

Route

Depart

Return

Price

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 9/10

06:00-22:25

2 stops20h 25m

Rio de Janeiro Santos Dumont

Mon 10/11

17:05-16:25

2 stops20h 20m

£640

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Tue 3/6

16:50-15:50

2 stops51h 00m

Rio de Janeiro Santos Dumont

Thu 12/6

07:55-10:05

2 stops46h 10m

£699

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Mon 26/5

06:15-10:00

3 stops31h 45m

Rio de Janeiro Santos Dumont

Tue 10/6

19:25-10:30

3 stops35h 05m

£704

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Fri 16/5

21:20-09:35

1 stop16h 15m

Rio de Janeiro Santos Dumont

Mon 16/6

20:20-15:05

1 stop14h 45m

£718

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 4/9

12:05-08:40

2 stops24h 35m

Rio de Janeiro Santos Dumont

Sun 21/9

07:55-11:15

2 stops47h 20m

£718

LondonRio de Janeiro

LCY - SDU

LCYSDU

London City

Mon 12/5

08:30-15:50

2 stops35h 20m

Rio de Janeiro Santos Dumont

Sun 25/5

07:55-10:05

2 stops22h 10m

£754

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Wed 17/9

17:25-08:40

2 stops19h 15m

Rio de Janeiro Santos Dumont

Mon 29/9

07:55-09:00

2 stops21h 05m

£824

LondonRio de Janeiro

LHR - SDU

LHRSDU

London Heathrow

Tue 7/10

14:05-15:50

2 stops29h 45m

Rio de Janeiro Santos Dumont

Thu 23/10

07:55-10:00

2 stops46h 05m

£874

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Thu 8/5

07:00-13:40

2 stops34h 40m

Rio de Janeiro Santos Dumont

Tue 27/5

20:20-13:50

2 stops37h 30m

£970

LondonRio de Janeiro

LGW - SDU

LGWSDU

London Gatwick

Mon 12/5

10:55-08:40

2 stops25h 45m

Rio de Janeiro Santos Dumont

Tue 20/5

14:20-09:55

2 stops39h 35m

£1,030

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 28 results
1
2
3

Best time to book a flight from London to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from London 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.

Cheapflights Insights

Everything you need to know about your flight from London to Rio de Janeiro Santos Dumont Airport

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

Find hourly flight availability from London to Santos Dumont. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

When flying from London to Rio de Janeiro Santos Dumont Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 4% versus a flight in the morning.

Rainfall in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 40.0 - 130.0 inches per month. January is typically the wettest month, when rainfall can reach 130.0 mm. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 40.0 mm.

Temperature in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 21.0 C).

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santos Dumont. Reviews last updated 17 April 2025.
Get a feel of what it's like to fly with Emirates, LATAM Airlines and United Airlines from London to Rio de Janeiro by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Food

7.8

Comfort

8.0

Boarding

8.1

Crew

8.3

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

AMD - DXB

The flight from Ahmedabad never took off. We missed the flight from Dubai to LA. A very poor experience with Emirates.

Related info for your journey

Find useful and relevant information for your journey from London to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from London to Rio de Janeiro Santos Dumont Airport round-trip?

    Currently priced at £699, ITA Airways will fly you from London to Rio de Janeiro Santos Dumont Airport and back. In addition to ITA Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from LATAM Airlines and Air Europa - these airlines can fly you to your destination from £718 and £824, respectively. You may be able to fly from London to Rio de Janeiro Santos Dumont Airport for 25% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from London to Rio de Janeiro Santos Dumont Airport one-way?

    To fly one-way, consider booking your trip with LATAM Airlines, which is currently one of the cheapest options available, starting at £440. ITA Airways flights start at £441 while deals on Lufthansa start at £556 one-way.

  • What are the most popular routes from London to Rio de Janeiro Santos Dumont Airport?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Santos Dumont 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

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.

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 London to Santos Dumont?

When you search for this flight from London to Santos Dumont, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from London to Santos Dumont 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 London to Santos Dumont with no change fees?

Yes, we can. To see specific flights from London to Santos Dumont 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 London to Santos Dumont become cheaper?

Yes, Cheapflights offers price alerts on London to Santos Dumont flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the 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.