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

Return flights

29 Aug - 20 Sep	SWISS
27 Aug - 18 Sep	SWISS
26 Aug - 20 Sep	SWISS
25 Aug - 30 Sep	Qatar Airways
31 Aug - 14 Sep	Wizz Air UK
24 Aug - 13 Sep	Wizz Air UK
17 Aug - 14 Sep	Wizz Air UK
17 Aug - 17 Sep	Wizz Air UK
17 Aug - 24 Aug	Wizz Air UK
29 Aug - 16 Sep	Wizz Air UK
18 Aug - 25 Aug	Wizz Air UK
13 Aug - 23 Aug	Wizz Air UK
15 Aug - 27 Aug	Wizz Air UK
28 Aug - 19 Sep	Qatar Airways
16 Aug - 27 Aug	Wizz Air UK
13 Aug - 18 Aug	Wizz Air UK
04 Aug - 24 Aug	Wizz Air UK
14 Aug - 23 Aug	SKY express
08 Aug - 18 Aug	Wizz Air UK
11 Aug - 18 Aug	Wizz Air UK

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.

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Cheapest return flights from London to Bangkok in August from 556€

Return flights