Cheap flights from Bangkok to London
from 304 US$
From 652 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 304 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Bangkok to London, a about 9,520 km route (around 12h 24m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as British Airways, EVA Air, Qantas operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Bangkok to London?
It's usually 2026-09, from 304 USD. Use the price calendar to compare other dates.
How long is the flight from Bangkok to London?
A nonstop flight takes about 12h 24m and covers around 9,520 km. Connecting itineraries take longer.
Are there direct flights from Bangkok to London?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Bangkok to London?
British Airways, EVA Air, Qantas, THAI Airways operate this route, among others. Compare them all in the results.
When should I book Bangkok–London flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Bangkok → London · Live fares from 100+ sites — free, with no hidden fees.