Cheap flights from London to Rio de Janeiro Santos Dumont Airport, Brazil from £434
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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
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 11 July 2025.
Round-trip from | £759 |
---|---|
One-way from | £434 |
Popular in | December |
Cheapest in | January |
Average price | £1,103 |
Find flight deals from London to Santos Dumont
Cheapest flights from London to Santos DumontExplore 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 11 July 2025.
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 11 July 2025.
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 11 July 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
Fly to
Route
Depart
Return
Price
LondonRio de Janeiro
LHR - SDU
LHRSDU
London Heathrow
Wed 3/9
21:20-09:35
1 stop16h 15m
Rio de Janeiro Santos Dumont
Wed 17/9
21:20-15:05
2 stops37h 45m
LondonRio de Janeiro
LCY - SDU
LCYSDU
London City
Fri 7/11
16:45-11:05
2 stops45h 20m
Rio de Janeiro Santos Dumont
Mon 17/11
07:50-10:55
2 stops24h 05m
LondonRio de Janeiro
LGW - SDU
LGWSDU
London Gatwick
Mon 22/9
17:25-08:40
2 stops19h 15m
Rio de Janeiro Santos Dumont
Wed 1/10
08:20-09:00
2 stops20h 40m
LondonRio de Janeiro
LHR - SDU
LHRSDU
London Heathrow
Mon 8/9
06:00-20:25
2 stops18h 25m
Rio de Janeiro Santos Dumont
Thu 18/9
11:25-15:35
2 stops24h 10m
LondonRio de Janeiro
LGW - SDU
LGWSDU
London Gatwick
Wed 3/9
12:05-08:40
2 stops48h 35m
Rio de Janeiro Santos Dumont
Wed 17/9
07:55-11:15
2 stops47h 20m
LondonRio de Janeiro
LHR - SDU
LHRSDU
London Heathrow
Wed 1/10
08:30-14:20
2 stops33h 50m
Rio de Janeiro Santos Dumont
Wed 15/10
08:20-09:35
2 stops45h 15m
LondonRio de Janeiro
LGW - SDU
LGWSDU
London Gatwick
Mon 1/9
10:55-08:40
2 stops25h 45m
Rio de Janeiro Santos Dumont
Tue 30/9
11:25-09:55
2 stops42h 30m
LondonRio de Janeiro
LCY - SDU
LCYSDU
London City
Thu 18/9
08:45-14:20
3 stops33h 35m
Rio de Janeiro Santos Dumont
Sat 18/10
11:25-12:30
3 stops45h 05m
LondonRio de Janeiro
LGW - SDU
LGWSDU
London Gatwick
Thu 25/9
17:25-14:20
2 stops24h 55m
Rio de Janeiro Santos Dumont
Thu 18/12
11:25-16:25
2 stops26h 00m
LondonRio de Janeiro
LGW - SDU
LGWSDU
London Gatwick
Sat 6/9
14:00-13:00
2 stops27h 00m
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.
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 11 July 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.
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 11 July 2025.
Read through reviews of airlines operating flights from London to Rio de Janeiro Santos Dumont Airport, such as LATAM Airlines, United Airlines, andTurkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
Overall
Boarding
Comfort
Food
Crew
Entertainment
Reviews
Murilo,Jun 2025
SFO - LAX
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.
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Alternative routes for London to Santos Dumont
See prices for flight routes from nearby airports that may be better suited for you.
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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.