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

Return flights

24 Aug - 01 Sep	ANA
27 Aug - 04 Sep	Turkish Airlines
12 Aug - 20 Aug	ANA
15 Aug - 20 Aug	ANA
17 Aug - 25 Aug	ANA
12 Aug - 23 Aug	ANA
15 Aug - 23 Aug	ANA
24 Aug - 02 Sep	Turkish Airlines
31 Aug - 17 Sep	ANA
05 Aug - 03 Sep	ANA
27 Aug - 30 Aug	Turkish Airlines
31 Aug - 07 Sep	Japan Airlines
23 Aug - 01 Sep	Turkish Airlines
26 Aug - 31 Aug	Turkish Airlines
21 Aug - 26 Aug	Turkish Airlines
23 Aug - 29 Aug	Turkish Airlines
24 Aug - 30 Aug	ANA
22 Aug - 02 Sep	Turkish Airlines
29 Aug - 05 Sep	Japan Airlines
04 Aug - 03 Sep	ANA

Also check the deals for one-way flights from Osaka 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.

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Cheapest return flights from Osaka to Istanbul in August from $1469

Return flights