Cheap Flights to Seattle - Tacoma Intl.

View ₩710,100 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines to Seattle-Tacoma International Airport (SEA)

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How much is the cheapest flight to Seattle - Tacoma Intl.?

Prices were available within the past 7 days and start at ₩710,100 for one-way flights and ₩661,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, May 5 - Thu, May 15
ICN
Seoul
SEA
Seattle
₩661,400 Roundtrip, found 2 hours ago
₩661,400
Roundtrip
found 2 hours ago
Select United flight, departing Mon, May 5 from Seoul to Seattle, returning Thu, May 15, priced at ₩661,400 found 2 hours ago
Delta
Sun, May 4 - Sun, Oct 5
ICN
Seoul
SEA
Seattle
₩689,500 Roundtrip, found 3 hours ago
₩689,500
Roundtrip
found 3 hours ago
Select Delta flight, departing Sun, May 4 from Seoul to Seattle, returning Sun, Oct 5, priced at ₩689,500 found 3 hours ago
Delta
Sun, May 4 - Sun, Oct 5
ICN
Seoul
SEA
Seattle
₩689,500 Roundtrip, found 3 hours ago
₩689,500
Roundtrip
found 3 hours ago
Select Delta flight, departing Sun, May 4 from Seoul to Seattle, returning Sun, Oct 5, priced at ₩689,500 found 3 hours ago
Jeju Air
Mon, Oct 13 - Fri, Oct 17
GMP
Seoul
SEA
Seattle
₩952,500 Roundtrip, found 5 days ago
₩952,500
Roundtrip
found 5 days ago
Select Jeju Air flight, departing Mon, Oct 13 from Seoul to Seattle, returning Fri, Oct 17, priced at ₩952,500 found 5 days ago
Philippine Airlines
Sun, Oct 26 - Sun, Nov 23
PNH
Phnom Penh
SEA
Seattle
₩1,070,100 Roundtrip, found 21 hours ago
₩1,070,100
Roundtrip
found 21 hours ago
Select Philippine Airlines flight, departing Sun, Oct 26 from Phnom Penh to Seattle, returning Sun, Nov 23, priced at ₩1,070,100 found 21 hours ago

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

Flights to Seattle - Tacoma Intl. information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Airlines serving
Air Canada, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Ethiopian Airlines, Hawaiian Airlines, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Turkish Airlines, United, WestJet
Roundtrip price
₩211,900
Popular airline
Delta

Trending flights to Seattle - Tacoma Intl.

Prices were available within the past 7 days and start at ₩710,100 for one-way flights and ₩661,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, May 5 - Thu, May 15
ICN
Seoul
SEA
Seattle
₩661,400 Roundtrip, found 2 hours ago
₩661,400
Roundtrip
found 2 hours ago
Select United flight, departing Mon, May 5 from Seoul to Seattle, returning Thu, May 15, priced at ₩661,400 found 2 hours ago
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