Cheapest one-way flights from Seattle to Seoul in October from 385€

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

One-Way flights

03 Oct Asiana Airlines direct
05 Oct Asiana Airlines direct
12 Oct Asiana Airlines direct
11 Oct Korean Air direct
07 Oct Asiana Airlines direct
09 Oct Asiana Airlines direct
02 Oct Asiana Airlines direct
01 Oct Delta direct
10 Oct Korean Air direct

Also check the deals for return 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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