Cheapest return flights from Seattle to Seoul in April from $1025

Best time to book flights for Seattle (SEA) to Seoul (GMP) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Seoul (GMP) in April 2025 (see full year).

Return flights

10 Apr - 19 Apr EVA Air
13 Apr - 24 Apr Japan Airlines
02 Apr - 09 Apr Japan Airlines
01 Apr - 12 Apr EVA Air
02 Apr - 08 Apr Japan Airlines
12 Apr - 24 Apr Japan Airlines
12 Apr - 21 Apr Japan Airlines
01 Apr - 04 May Japan Airlines
08 Apr - 30 Apr ANA
19 Apr - 21 Apr Japan Airlines
11 Apr - 24 Apr ANA

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

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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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