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

Return flights

02 Jun - 14 Jun	Air China
11 Jun - 21 Jun	Air China
01 Jun - 07 Jun	Air China
09 Jun - 16 Jun	Air China
01 Jun - 14 Jun	Air China
08 Jun - 21 Jun	Air China
15 Jun - 22 Jun	Air China
01 Jun - 15 Jun	Air China
02 Jun - 08 Jun	Air China
01 Jun - 21 Jun	Air China
23 Jun - 21 Jul	Saudia
28 Jun - 11 Jul	Saudia
28 Jun - 18 Jul	Saudia
25 Jun - 16 Jul	Saudia
23 Jun - 18 Jul	Qatar Airways
15 Jun - 13 Jul	Qatar Airways
24 Jun - 08 Jul	Qatar Airways
22 Jun - 08 Jul	Qatar Airways
22 Jun - 01 Jul	Qatar Airways
01 Jun - 06 Jul	Qatar Airways

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 $535

Return flights