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

Return flights

26 Aug - 09 Sep	SWISS
28 Aug - 11 Sep	SWISS
26 Aug - 14 Sep	SWISS
29 Aug - 15 Sep	SWISS
25 Aug - 22 Sep	Qatar Airways
24 Aug - 07 Sep	Wizz Air UK
28 Aug - 04 Sep	Wizz Air UK
27 Aug - 25 Sep	Qatar Airways
31 Aug - 19 Sep	Qatar Airways
20 Aug - 24 Sep	Qatar Airways
13 Aug - 26 Aug	Wizz Air UK
04 Aug - 19 Aug	Animawings
04 Aug - 11 Aug	Animawings
08 Aug - 23 Aug	Wizz Air UK
04 Aug - 14 Aug	Animawings
06 Aug - 09 Aug	Wizz Air UK
19 Aug - 31 Aug	Wizz Air UK
16 Aug - 26 Aug	Wizz Air UK
04 Aug - 18 Aug	Animawings
03 Aug - 18 Aug	Animawings

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

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from London to Bangkok in August from 535€

Return flights