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

Return flights

16 Dec - 21 Dec	Air China
16 Dec - 26 Dec	Air China
16 Dec - 19 Dec	Air China
23 Dec - 11 Jan	Air China
23 Dec - 14 Jan	Air China
11 Dec - 14 Dec	Air China
30 Dec - 07 Jan	Air China
14 Dec - 29 Dec	Sichuan Airlines
04 Dec - 17 Dec	Air China
25 Dec - 31 Dec	Air China
25 Dec - 07 Jan	Air China
23 Dec - 04 Jan	Air China
14 Dec - 21 Dec	Sichuan Airlines
02 Dec - 10 Dec	Air China
20 Dec - 24 Dec	Air China
30 Dec - 04 Jan	Air China
12 Dec - 05 Jan	China Southern
30 Dec - 05 Jan	China Southern
20 Dec - 18 Jan	Air China
29 Dec - 29 Jan	China Eastern

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Osaka to Istanbul in December from $473

Return flights