Cheapest return flights from Washington to Seoul in June from $1470

Best time to book flights for Washington (IAD) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Seoul (ICN) in June 2025 (see full year).

Return flights

07 Jun - 16 Jun Air Canada
01 Jun - 30 Jul Air Canada
02 Jun - 08 Jun Air Canada
18 Jun - 25 Jun Turkish Airlines
06 Jun - 13 Jun Turkish Airlines
25 Jun - 16 Jul Air Canada
18 Jun - 25 Jun Korean Air direct
25 Jun - 16 Jul Delta direct
07 Jun - 16 Jun Korean Air direct
01 Jun - 30 Jul Korean Air direct
02 Jun - 08 Jun Korean Air direct

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

Skyscanner

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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