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

Return flights

07 Oct - 16 Oct	VietJet Air
18 Oct - 28 Oct	VietJet Air
14 Oct - 29 Oct	Thai AirAsia
08 Oct - 12 Oct	Air Arabia
22 Oct - 09 Nov	Oman Air
08 Oct - 26 Oct	Oman Air
05 Oct - 11 Oct	Air Arabia
24 Oct - 08 Nov	Oman Air
23 Oct - 26 Oct	Oman Air
21 Oct - 26 Oct	Oman Air
09 Oct - 15 Oct	Oman Air
03 Oct - 11 Oct	Oman Air
30 Oct - 05 Nov	Air Arabia
24 Oct - 07 Nov	Air Arabia
30 Oct - 05 Nov	Thai Airways	direct
24 Oct - 07 Nov	Thai Airways	direct
22 Oct - 09 Nov	Thai Airways	direct
24 Oct - 08 Nov	Thai Airways	direct

Also check the deals for one-way flights from Bangkok to Istanbul 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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Bangkok to Istanbul in October from $515

Return flights