Cheapest return flights from Seattle to Seoul in July from $1076

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

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

Return flights

14 Jul - 28 Jul WestJet
08 Jul - 27 Jul WestJet
07 Jul - 31 Jul Air Canada
16 Jul - 31 Jul Air Canada
04 Jul - 31 Jul Air Canada
06 Jul - 13 Jul Air Canada
14 Jul - 01 Aug Air Canada
14 Jul - 28 Jul Korean Air direct
07 Jul - 31 Jul Delta direct
16 Jul - 31 Jul Delta direct
01 Jul - 05 Jul Turkish Airlines
14 Jul - 01 Aug Korean Air direct

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

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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