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

Return flights

04 Oct - 03 Nov	Pegasus Airlines
13 Oct - 31 Oct	AJet
20 Oct - 06 Nov	Ryanair
12 Oct - 14 Nov	AJet
31 Oct - 06 Nov	Ryanair
26 Oct - 16 Nov	Ryanair
04 Oct - 06 Nov	Ryanair
03 Oct - 10 Oct	Ryanair
01 Oct - 07 Oct	Ryanair
06 Oct - 12 Oct	Ryanair
30 Oct - 06 Nov	Ryanair
01 Oct - 14 Nov	Ryanair
07 Oct - 12 Oct	Ryanair
21 Oct - 30 Oct	Ryanair
21 Oct - 07 Nov	Ryanair
25 Oct - 02 Nov	Ryanair
13 Oct - 30 Oct	Ryanair
01 Oct - 30 Oct	Ryanair
16 Oct - 30 Oct	Ryanair
26 Oct - 31 Oct	Ryanair

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 472€

Return flights