Cheapest return flights from Washington to Seoul in December from 1,488€

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

Return flights

09 Dec - 03 Jan Air Canada
02 Dec - 06 Jan Porter Airlines (Canada) Ltd
02 Dec - 06 Jan Air Premia direct
23 Dec - 03 Jan Air France
21 Dec - 01 Jan Air France
23 Dec - 01 Jan Air France
09 Dec - 03 Jan Air Premia direct
23 Dec - 03 Jan Air Premia direct
21 Dec - 01 Jan Air Premia direct
14 Dec - 26 Dec Delta direct
23 Dec - 01 Jan Korean Air direct

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

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