Cheapest return flights from Seattle to Seoul in October from 763€

AirHint found the following cheapest return flights from Seattle (SEA) to Seoul (ICN) in October 2026 (see full year).

Return flights

27 Oct - 24 Nov Asiana Airlines direct
04 Oct - 14 Oct Air Canada
04 Oct - 14 Oct Delta direct
15 Oct - 30 Oct Delta direct

Also check the deals for one-way flights from Seattle to Seoul in October.

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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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