Cheapest one-way flights from Seoul to Seattle in May from $482

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

One-Way flights

02 May T'way Air
21 May China Airlines
12 May China Airlines
26 May China Airlines
14 May China Airlines
20 May EVA Air
14 May Delta direct
20 May Delta direct
21 May Asiana Airlines direct
26 May Asiana Airlines direct

Also check the deals for return flights from Seoul to Seattle 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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