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
09 May - 16 May	Ryanair
05 May - 12 May	Ryanair
06 May - 13 May	Ryanair
16 May - 23 May	Ryanair
14 May - 21 May	Ryanair
15 May - 22 May	Ryanair
27 May - 03 Jun	Ryanair
12 May - 19 May	Ryanair
11 May - 18 May	Ryanair
08 May - 15 May	Ryanair
31 May - 07 Jun	Ryanair
26 May - 02 Jun	Ryanair
15 May - 02 Jun	Ryanair
29 May - 05 Jun	Ryanair
05 May - 23 Jun	Emirates
28 May - 11 Jun	Emirates
26 May - 16 Jun	Emirates
12 May - 09 Jun	Emirates
07 May - 07 Jun	Emirates

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 $648

Return flights