Cheapest return flights from Seoul to Istanbul in December from $554

AirHint found the following cheapest return flights from Seoul (GMP) to Istanbul (IST) in December 2026 (see full year).

Return flights

08 Dec - 13 Dec Air China
04 Dec - 19 Dec China Southern
14 Dec - 19 Dec China Southern
28 Dec - 05 Jan China Southern
25 Dec - 02 Jan China Southern
24 Dec - 10 Jan Air China
26 Dec - 03 Jan Air China
24 Dec - 02 Jan ANA
22 Dec - 29 Dec ANA
25 Dec - 03 Jan ANA
19 Dec - 26 Dec ANA

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

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