AirHint found the following cheapest return flights from Seoul (ICN) to Yantai (YNT) in December 2026 (see full year).
Return flights
| 25 Dec - 01 Jan | China Eastern | direct | |
| 25 Dec - 03 Jan | Air China | ||
| 25 Dec - 28 Dec | Air China | ||
| 30 Dec - 04 Jan | Air China |
Also check the deals for one-way flights from Seoul to Yantai in December.
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