Cheapest return flights from Washington to Seoul in June from $1340

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

01 Jun - 08 Jun Hawaiian Airlines
08 Jun - 13 Jun Scandinavian Airlines
12 Jun - 04 Jul Porter Airlines (Canada) Ltd
02 Jun - 02 Jul Hawaiian Airlines
07 Jun - 15 Jun Air Canada
11 Jun - 21 Jun Hawaiian Airlines
25 Jun - 03 Jul Hawaiian Airlines
30 Jun - 14 Jul Alaska Airlines
14 Jun - 17 Jun Porter Airlines (Canada) Ltd
11 Jun - 18 Jun Turkish Airlines
04 Jun - 18 Jun Turkish Airlines
17 Jun - 24 Jun Turkish Airlines
11 Jun - 02 Jul Turkish Airlines
17 Jun - 08 Jul Turkish Airlines
30 Jun - 18 Jul Turkish Airlines
03 Jun - 19 Jun Turkish Airlines
23 Jun - 27 Jun Turkish Airlines
04 Jun - 08 Jul Turkish Airlines
16 Jun - 14 Jul Turkish Airlines
24 Jun - 21 Jul Turkish Airlines

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul