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

Return flights

16 Dec - 24 Dec	ANA
14 Dec - 29 Dec	ANA
02 Dec - 10 Dec	ANA
30 Dec - 05 Jan	ANA
03 Dec - 06 Dec	Japan Airlines
07 Dec - 14 Dec	ANA
02 Dec - 12 Dec	ANA
03 Dec - 07 Dec	Japan Airlines
11 Dec - 15 Dec	Japan Airlines
04 Dec - 10 Dec	Turkish Airlines
04 Dec - 14 Dec	Turkish Airlines
29 Dec - 11 Jan	Turkish Airlines
31 Dec - 11 Jan	Turkish Airlines
23 Dec - 06 Jan	Turkish Airlines
31 Dec - 05 Jan	ANA
30 Dec - 03 Jan	Japan Airlines
29 Dec - 12 Jan	Japan Airlines
26 Dec - 05 Jan	ANA
28 Dec - 01 Jan	Turkish Airlines
30 Dec - 04 Jan	ANA

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 797€

Return flights