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

Return flights

23 Aug - 30 Sep	ANA
20 Aug - 02 Sep	Thai Airways
20 Aug - 26 Aug	ANA
25 Aug - 14 Sep	ANA
25 Aug - 31 Aug	ANA
18 Aug - 29 Aug	ANA
18 Aug - 31 Aug	ANA
02 Aug - 10 Aug	ANA
28 Aug - 08 Sep	Turkish Airlines
28 Aug - 04 Sep	Turkish Airlines
20 Aug - 27 Aug	ANA
26 Aug - 10 Sep	Turkish Airlines
21 Aug - 25 Aug	Turkish Airlines
12 Aug - 25 Aug	Turkish Airlines
31 Aug - 05 Sep	Turkish Airlines
23 Aug - 25 Aug	Turkish Airlines
26 Aug - 04 Sep	Turkish Airlines
26 Aug - 05 Sep	Turkish Airlines
23 Aug - 30 Aug	Turkish Airlines
29 Aug - 07 Sep	Turkish Airlines

Also check the deals for one-way flights from Istanbul to Osaka 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 Istanbul to Osaka in August from $1120

Return flights