Cheap flights from London to Bangkok
One-way fares from $334, found recently by travellers. Plus what 5 days in Bangkok costs once you land.
Cheapest dates we found
- 24 Nov2026LTN → BKKW9 · 2 stops · 17h 45m$334one way
- 28 Nov2026STN → BKKRyanair · 3 stops · 17h 55m$336one way
- 2 Dec2026LTN → BKKW9 · 2 stops · 17h 40m$337one way
- 16 Nov2026LGW → BKKRyanair · 3 stops · 17h 5m$337one way
- 2 Apr2027STN → BKKRK · 1 stop · 13h 45m$341one way
- 22 Nov2026LTN → BKKW9 · 2 stops · 17h 45m$341one way
- 30 Oct2026STN → BKKRyanair · 2 stops · 19h 20m$342one way
- 26 Jan2027STN → BKKRyanair · 2 stops · 14h 5m$345one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with W9, Ryanair, RK, Air China, W4. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to Bangkok
November to February (cooler and drier). March to May is very hot; June to October brings afternoon rain and lower hotel prices.
Money-saving tips for Bangkok
- Use the BTS Skytrain, MRT and river ferries instead of taxis in traffic; the Chao Phraya Express boat costs very little.
- Eat at street stalls and food courts in malls, where a full meal is often a few dollars.
- Book hotels near a BTS or MRT station so you rarely need taxis.
Questions
How much is a flight from London to Bangkok?
The cheapest one-way fare we found recently was $334 with W9 on 24 Nov 2026. Most of the fares we saw were between $334 and $345 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from London to Bangkok?
The quickest flight in our recent results took 13h 45m with 1 stop.
Are there direct flights from London to Bangkok?
The cheapest fares we found all had at least one stop. Non-stop flights may exist at higher prices, so check the flight search.
What is the cheapest month to fly from London to Bangkok?
In our recent results, November had the lowest fare ($334 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in Bangkok?
About $175 for one backpacker, or $875 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $668 per person for a return flight from London.
More flights from London
- Return: Bangkok → London
- London → Chiang Mai
- London → Phuket
- London → Bali
- London → Kuala Lumpur
- London → Penang
- London → Singapore
- London → Hanoi
- London → Ho Chi Minh City
- All flights from London
Fly to Bangkok from
- Chiang Mai
- Phuket
- Bali
- Kuala Lumpur
- Penang
- Singapore
- Hanoi
- Ho Chi Minh City
- Da Nang
- Siem Reap
- Istanbul
- Lisbon
- Barcelona
- Rome
- Paris
- Amsterdam
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.