Cheapest return flights from Washington to Seoul in February from $1621

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

Return flights

19 Feb - 26 Feb Japan Airlines
26 Feb - 11 Mar ANA
20 Feb - 06 Mar Air China

Also check the deals for one-way flights from Washington to Seoul in February.

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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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