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

Return flights

12 Aug - 19 Aug	Thai AirAsia
06 Aug - 20 Aug	Thai VietJet Air
14 Aug - 23 Aug	Thai AirAsia
05 Aug - 18 Aug	Thai AirAsia
04 Aug - 18 Aug	IndiGo
12 Aug - 27 Aug	Thai AirAsia
01 Aug - 30 Aug	IndiGo
12 Aug - 15 Aug	Thai AirAsia
13 Aug - 31 Aug	SalamAir
11 Aug - 04 Sep	SalamAir
25 Aug - 28 Aug	SalamAir
25 Aug - 01 Sep	IndiGo
19 Aug - 20 Sep	IndiGo
31 Aug - 07 Sep	Sichuan Airlines
31 Aug - 08 Sep	Sichuan Airlines
29 Aug - 06 Sep	IndiGo
28 Aug - 06 Sep	IndiGo
28 Aug - 04 Sep	Air Arabia
30 Aug - 11 Sep	Air Arabia
29 Aug - 07 Sep	Air Arabia

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Bangkok to Istanbul in August from $536

Return flights