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

Return flights

24 Oct - 10 Nov	Pegasus Airlines
13 Oct - 27 Oct	Pegasus Airlines
11 Oct - 29 Oct	Pegasus Airlines
24 Oct - 28 Oct	Pegasus Airlines
20 Oct - 27 Oct	Pegasus Airlines
26 Oct - 12 Nov	Pegasus Airlines
15 Oct - 19 Oct	Oman Air
14 Oct - 19 Oct	Oman Air
11 Oct - 19 Oct	Oman Air
01 Oct - 19 Oct	Oman Air
01 Oct - 15 Oct	Oman Air
03 Oct - 19 Oct	Oman Air
26 Oct - 09 Nov	Oman Air
24 Oct - 07 Nov	Oman Air
24 Oct - 08 Nov	Oman Air
26 Oct - 05 Nov	Oman Air
01 Oct - 06 Nov	Oman Air
10 Oct - 20 Nov	Oman Air
11 Oct - 02 Nov	Oman Air
26 Oct - 08 Nov	Oman Air

Also check the deals for one-way flights from Istanbul 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 Istanbul to Bangkok in October from 336€

Return flights