AirHint found the following cheapest return flights from London (STN) to Bangkok (BKK) in May 2026 (see full year).

Return flights

07 May - 14 May	Ryanair
05 May - 12 May	Ryanair
03 May - 14 May	Ryanair
29 May - 07 Jun	Ryanair
12 May - 10 Jun	Turkish Airlines
06 May - 13 May	Ryanair
02 May - 15 May	Turkish Airlines
12 May - 18 May	Turkish Airlines
01 May - 17 May	Turkish Airlines
01 May - 12 May	Ryanair
02 May - 10 May	Turkish Airlines
04 May - 10 May	Turkish Airlines
29 May - 28 Jun	Ryanair
29 May - 05 Jun	Ryanair
14 May - 06 Jun	Turkish Airlines
08 May - 19 Jun	Ryanair
03 May - 11 Jun	Turkish Airlines
31 May - 07 Jun	Ryanair
26 May - 23 Jun	Ryanair
26 May - 02 Jun	Ryanair

Also check the deals for one-way flights from London to Bangkok in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Bangkok in May from 546€

Return flights