Cheapest return flights from Washington to Seoul in June from $1247

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

Return flights

19 Jun - 10 Jul Air Canada
01 Jun - 29 Jun Air Canada
15 Jun - 06 Jul Air Canada
03 Jun - 02 Jul Alaska Airlines
25 Jun - 15 Jul Air Canada
19 Jun - 12 Jul Air Canada
18 Jun - 19 Jul Finnair
17 Jun - 23 Jul WestJet
21 Jun - 12 Jul Air Canada
17 Jun - 05 Jul Finnair
14 Jun - 30 Jun Cathay Pacific
24 Jun - 05 Jul Cathay Pacific
13 Jun - 29 Jun Cathay Pacific
08 Jun - 22 Jun Asiana Airlines
08 Jun - 19 Jun Asiana Airlines
08 Jun - 20 Jun Asiana Airlines
08 Jun - 21 Jun Asiana Airlines
21 Jun - 22 Jun Air Canada
10 Jun - 15 Jun Finnair
10 Jun - 28 Jun Air Canada

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

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