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

Return flights

02 Jun - 08 Jun	Air China
02 Jun - 13 Jun	Air China
03 Jun - 10 Jun	Air China
15 Jun - 22 Jun	Air China
06 Jun - 20 Jun	Air China
06 Jun - 19 Jun	Air China
01 Jun - 10 Jun	Air China
12 Jun - 19 Jun	Air China
10 Jun - 24 Jun	Air China
07 Jun - 20 Jun	Air China
01 Jun - 31 Jul	Air China
01 Jun - 01 Jul	Air China
12 Jun - 10 Jul	Air China
02 Jun - 03 Jul	Air China
17 Jun - 08 Jul	Air China
15 Jun - 01 Jul	Air China
15 Jun - 21 Jul	Air China
04 Jun - 02 Jul	Wizz Air Malta
23 Jun - 11 Jul	Wizz Air Malta
16 Jun - 02 Jul	Wizz Air Malta

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 496€

Return flights