Cheapest one-way flights from Seattle to Seoul in March from 373€

AirHint found the following cheapest one-way flights from Seattle (SEA) to Seoul (ICN) in March 2026 (see full year).

One-Way flights

22 Mar Asiana Airlines direct
15 Mar Asiana Airlines direct
07 Mar Asiana Airlines direct
31 Mar United
04 Mar United
31 Mar Asiana Airlines direct
19 Mar Delta direct
04 Mar Delta direct

Also check the deals for return flights from Seattle to Seoul in March.

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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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