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

Return flights

10 Jun - 15 Jul	Ryanair
24 Jun - 15 Jul	Ryanair
16 Jun - 01 Jul	Ryanair
02 Jun - 07 Jun	Ryanair
18 Jun - 15 Jul	Ryanair
18 Jun - 13 Jul	Ryanair
30 Jun - 15 Jul	Ryanair
03 Jun - 08 Jul	Ryanair
19 Jun - 03 Jul	Ryanair
02 Jun - 21 Jul	Ryanair
08 Jun - 15 Jun	Ryanair
08 Jun - 03 Jul	Ryanair
04 Jun - 26 Jun	Ryanair
22 Jun - 29 Jun	Ryanair
11 Jun - 23 Jun	Ryanair
17 Jun - 24 Jun	Ryanair
03 Jun - 12 Jun	Ryanair
23 Jun - 29 Jun	Ryanair
09 Jun - 16 Jun	Ryanair
01 Jun - 15 Jun	Emirates

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

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 June from 608€

Return flights