Cheapest one-way flights from Seattle to Seoul in May from 382€

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

One-Way flights

05 May Alaska Airlines
01 May Asiana Airlines direct
06 May Asiana Airlines direct
04 May Asiana Airlines direct
27 May WestJet
13 May WestJet
23 May WestJet
24 May WestJet
09 May Frontier Airlines
14 May WestJet

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

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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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