AirHint found the following cheapest return flights from Minneapolis (MSP) to Seoul (ICN) in March 2026 (see full year).

Return flights

25 Mar - 01 Apr	WestJet
26 Mar - 06 Apr	Frontier Airlines
25 Mar - 02 Apr	WestJet
18 Mar - 27 Mar	Frontier Airlines
11 Mar - 25 Mar	Delta	direct
25 Mar - 01 Apr	Delta	direct
13 Mar - 26 Mar	Frontier Airlines
04 Mar - 22 Mar	Delta	direct
18 Mar - 27 Mar	Delta	direct
21 Mar - 29 Mar	Frontier Airlines
11 Mar - 16 Mar	Frontier Airlines
21 Mar - 29 Mar	Delta	direct
11 Mar - 16 Mar	Delta	direct

Also check the deals for one-way flights from Minneapolis to Seoul in March.

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 March from 913€

Return flights