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

Return flights

09 Dec - 20 Dec	ANA
02 Dec - 11 Dec	Japan Airlines
31 Dec - 11 Jan	Turkish Airlines
18 Dec - 22 Dec	Japan Airlines
02 Dec - 07 Dec	Japan Airlines
30 Dec - 06 Jan	Turkish Airlines
03 Dec - 10 Dec	Japan Airlines
28 Dec - 05 Jan	ANA
23 Dec - 03 Jan	ANA
04 Dec - 07 Dec	Turkish Airlines
20 Dec - 23 Dec	Japan Airlines
04 Dec - 08 Dec	Turkish Airlines
04 Dec - 10 Dec	Turkish Airlines
22 Dec - 01 Jan	Turkish Airlines
31 Dec - 04 Jan	Turkish Airlines
30 Dec - 01 Jan	Turkish Airlines
14 Dec - 18 Dec	Turkish Airlines
03 Dec - 02 Jan	Turkish Airlines
26 Dec - 01 Jan	Turkish Airlines
31 Dec - 03 Jan	Turkish Airlines

Also check the deals for one-way flights from Osaka to Istanbul in December.

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 December from 996€

Return flights