Cheapest one-way IAD–ICN flights, June

AirHint found the following cheapest one-way flights from Washington (IAD) to Seoul (ICN) in June 2026 (see full year).

One-Way flights

05 Jun Porter Airlines (Canada) Ltd
08 Jun Porter Airlines (Canada) Ltd
10 Jun Sun Country Airlines
15 Jun Porter Airlines (Canada) Ltd
30 Jun Alaska Airlines
21 Jun SWISS
24 Jun SWISS
23 Jun Alaska Airlines
04 Jun Etihad Airways
17 Jun Turkish Airlines

Also check the deals for return flights from Washington to Seoul in June.

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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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