AirHint found the following cheapest return flights from Minneapolis (MSP) to Seoul (ICN) in December 2025 (see full year).

Return flights

30 Dec - 09 Jan	WestJet
23 Dec - 09 Jan	Frontier Airlines
21 Dec - 23 Jan	Frontier Airlines
24 Dec - 27 Dec	Sun Country Airlines
24 Dec - 09 Jan	Delta
22 Dec - 01 Jan	Sun Country Airlines
22 Dec - 02 Jan	Sun Country Airlines
21 Dec - 02 Jan	Sun Country Airlines
30 Dec - 09 Jan	Korean Air	direct
17 Dec - 03 Jan	Hawaiian Airlines
16 Dec - 21 Jan	Delta

Also check the deals for one-way flights from Minneapolis to Seoul 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 Minneapolis to Seoul in December from $1353

Return flights