Cheapest return flights from Washington to Seoul in April from 1004€

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 April 2025 (see full year).

Return flights

22 Apr - 06 May Turkish Airlines
23 Apr - 06 May Turkish Airlines
24 Apr - 06 May Turkish Airlines
02 Apr - 15 Apr Turkish Airlines
10 Apr - 01 May Air Canada
24 Apr - 14 May Turkish Airlines
02 Apr - 12 Apr Turkish Airlines
14 Apr - 18 Apr Air Canada
18 Apr - 23 Apr Air Canada
05 Apr - 29 Apr Air Canada
03 Apr - 20 Apr Air Canada
03 Apr - 27 Apr Air Canada
10 Apr - 20 Apr Air Canada
02 Apr - 19 Apr Air Canada
19 Apr - 25 Apr Air Canada
23 Apr - 06 May Delta direct
22 Apr - 06 May Delta direct
24 Apr - 06 May Delta direct
10 Apr - 01 May Korean Air direct

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

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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