AirHint found the following cheapest return flights from London (LGW) to Bangkok (BKK) in October 2025 (see full year).

Return flights

15 Oct - 09 Nov	Wizz Air UK
05 Oct - 06 Nov	Wizz Air UK
07 Oct - 30 Oct	Wizz Air UK
08 Oct - 30 Oct	easyJet
06 Oct - 30 Oct	Wizz Air UK
01 Oct - 30 Oct	easyJet
03 Oct - 06 Nov	Wizz Air UK
14 Oct - 30 Oct	Wizz Air UK
04 Oct - 30 Oct	Wizz Air UK
31 Oct - 06 Nov	Wizz Air UK
12 Oct - 30 Oct	Wizz Air UK
01 Oct - 29 Nov	China Eastern
01 Oct - 05 Nov	China Eastern
01 Oct - 24 Oct	China Eastern
01 Oct - 19 Oct	China Eastern
01 Oct - 17 Oct	China Eastern
01 Oct - 14 Nov	China Eastern
06 Oct - 10 Nov	Wizz Air UK
08 Oct - 05 Nov	Wizz Air UK
04 Oct - 05 Nov	Wizz Air UK

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

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 October from 447€

Return flights