Cheapest one-way flights from Seattle to Seoul in May from 516€

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

One-Way flights

22 May Alaska Airlines
24 May Air Canada
22 May Korean Air direct
24 May Korean Air direct

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

Skyscanner

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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