Cheap Flights to Seattle

View ₩622,017 flight on Fri, Oct 24, 2025Opens in a new window

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Find the cheapest month to fly from Columbus (CMH) to Seattle (SEA)

September is typically the cheapest month to fly

From ₩205,153 - ₩334,601 per traveler.

Graph displaying average flight prices per month

Searching for cheap flights to Seattle? No travel company presents more choices than Expedia if you're looking to compare flights to Seattle. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to . Expedia provides the cheapest flights to many destinations in and you may find even greater savings if you combine your flight with a hotel stay in Seattle.

Flights to Seattle information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
₩212,900

Trending flights to Seattle

Prices were available within the past 7 days and start at ₩622,017 for one-way flights and ₩801,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Thu, Oct 23 - Sun, Oct 26
ICN
Seoul
SEA
Seattle
₩801,200 Roundtrip, found 1 hour ago
₩801,200
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Thu, Oct 23 from Seoul to Seattle, returning Sun, Oct 26, priced at ₩801,200 found 1 hour ago
*Available to Expedia members.