London to Bangkok flights
The cheapest round trip we found from London to Bangkok is $481 (Nov 25 – Dec 13, 1 stop), 13% below the usual $556.
LON to BKK · Round trip · Economy · Prices per person in USD · Price found (3 days ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $480 (cheapest month) |
| December 2026 | $558 |
| January 2027 | $615 |
| February 2027 | $555 |
| March 2027 | $514 |
| April 2027 | No fares found yet |
| May 2027 | $520 |
| June 2027 | $666 |
| July 2027 | No fares found yet |
| August 2027 | No fares found yet |
| September 2027 | No fares found yet |
| October 2027 | $648 |
Cheapest dates in the next 4 months
Round trip, per person-
Nov 25 – Dec 13 18 nights · leave Wed$481 −13% vs usual$481 −13% vs usual Book
China Southern Airlines 1 stop · 14h 55m -
Nov 24 – Dec 8 14 nights · leave Tue$505 −9% vs usual$505 −9% vs usual Book
Ryanair 3 stops · 17h 55m -
Dec 6 – 17 11 nights · leave Sun$558$558 Book
Wizz Air Malta 2 stops · 15h 40m -
Dec 4 – 17 13 nights · leave Fri$573$573 Book
Norse Atlantic UK Nonstop · 11h 40m -
Feb 22 – Mar 4, 2027 10 nights · leave Mon$581$581 Book
China Southern Airlines 1 stop · 14h 50m
-
Nov 20 – Dec 1 11 nights · leave Fri$589 +6% vs usual$589 +6% vs usual Book
Air China 1 stop · 15h 20m -
Feb 21 – Mar 4, 2027 11 nights · leave Sun$593 +7% vs usual$593 +7% vs usual Book
China Southern Airlines 1 stop · 14h 50m
-
Dec 6 – 20 14 nights · leave Sun$598 +8% vs usual$598 +8% vs usual Book
Ryanair 2 stops · 14h 35m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Bangkok
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Airport transfer to Bangkok
Fixed prices from BKK on KiwitaxiTo see transfer prices here, turn on partner content in .
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Plan the rest of your trip
Bangkok · Nov 25 – Dec 13- eSIM for Thailand Yesim · prepaid mobile data (opens Yesim in a new tab)
- Car rental in Thailand Economybookings · compare rental companies (opens Economybookings in a new tab)
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Good to know
More from London
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Flights to Bangkok from other cities
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- Shenzhen $206 −5%
- Kunming $249 −6%
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London to Bangkok: questions
How much does a flight from London to Bangkok cost?
The cheapest round trip we have found right now is $481, leaving November 25 and returning December 13. The usual price on this route is about $556, so this fare is 13% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from London to Bangkok?
November 2026, with round trips from $480. The most expensive month in our data is June (from $666). Based on the 8 months ahead we have prices for.
Are there nonstop flights from London to Bangkok?
Yes. Nonstop from $573 round trip. 2% of the 58 date combinations we track are nonstop.
What is the cheapest day to fly from London to Bangkok?
Leaving on a Sunday. Typical fare $609, vs $666 across all days.
Which airports do London to Bangkok flights use?
London airports include London Heathrow (LHR), London City (LCY) and London Gatwick (LGW). Bangkok airports include Suvarnabhumi (BKK) and Don Mueang International (DMK). The prices on this page cover every airport in both cities (LON and BKK are the city codes).
About this route
We track round-trip economy fares from London (United Kingdom) to Bangkok (Thailand) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $481, departing November 25 and returning December 13, about 13% below the usual $556. Right now we're following 58 upcoming date combinations on this route. The cheapest month to fly in our data is November, from $480. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.