Cheapest return flights from Washington to Seoul in October from 1030€

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

Return flights

02 Oct - 17 Oct Turkish Airlines
05 Oct - 19 Oct SWISS
22 Oct - 29 Oct Air France
22 Oct - 29 Oct Korean Air direct
05 Oct - 19 Oct Korean Air direct
02 Oct - 17 Oct Korean Air direct
16 Oct - 31 Oct Emirates
16 Oct - 31 Oct Korean Air direct
14 Oct - 11 Nov Qatar Airways

Also check the deals for one-way flights from Washington 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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