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

Return flights

09 Dec - 17 Dec	Air China
16 Dec - 24 Dec	Air China
16 Dec - 26 Dec	Air China
09 Dec - 12 Dec	Air China
23 Dec - 31 Dec	Air China
23 Dec - 09 Jan	Air China
23 Dec - 07 Jan	Air China
04 Dec - 17 Dec	Air Busan
11 Dec - 19 Dec	Air China
11 Dec - 14 Dec	Air China
20 Dec - 31 Dec	Air China
30 Dec - 07 Jan	Air China
02 Dec - 08 Dec	AirAsia X
22 Dec - 06 Jan	China Southern
31 Dec - 06 Jan	China Southern
22 Dec - 07 Jan	China Southern
29 Dec - 05 Jan	China Southern
29 Dec - 12 Jan	China Southern
23 Dec - 15 Jan	China Southern
25 Dec - 09 Jan	China Southern

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 408€

Return flights