Cheap Flights to Keystone

View ₩82,600 flight on Sat, Nov 1, 2025Opens in a new window

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How much is the cheapest flight to Keystone?

Prices were available within the past 7 days and start at ₩82,600 for one-way flights and ₩279,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Thu, Nov 13 - Sun, Nov 16
LAX
Los Angeles
PAE
Seattle
₩279,700 Roundtrip, found 5 hours ago
₩279,700
Roundtrip
found 5 hours ago
Select Hawaiian Airlines flight, departing Thu, Nov 13 from Los Angeles to Seattle, returning Sun, Nov 16, priced at ₩279,700 found 5 hours ago
Hawaiian Airlines
Mon, Nov 24 - Thu, Dec 4
LAX
Los Angeles
PAE
Seattle
₩282,300 Roundtrip, found 3 days ago
₩282,300
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, Nov 24 from Los Angeles to Seattle, returning Thu, Dec 4, priced at ₩282,300 found 3 days ago
American Airlines
Mon, Jan 12 - Sat, Jan 17
SFO
San Francisco
PAE
Seattle
₩330,100 Roundtrip, found 2 days ago
₩330,100
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Jan 12 from San Francisco to Seattle, returning Sat, Jan 17, priced at ₩330,100 found 2 days ago
Alaska Airlines
Sat, Nov 29 - Mon, Dec 1
LAX
Los Angeles
PAE
Seattle
₩1,077,400 Roundtrip, found 3 days ago
₩1,077,400
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Nov 29 from Los Angeles to Seattle, returning Mon, Dec 1, priced at ₩1,077,400 found 3 days ago
EVA Airways
Mon, Dec 1 - Mon, Dec 22
SGN
Ho Chi Minh City
PAE
Seattle
₩2,143,200 Roundtrip, found 8 hours ago
₩2,143,200
Roundtrip
found 8 hours ago
Select EVA Airways flight, departing Mon, Dec 1 from Ho Chi Minh City to Seattle, returning Mon, Dec 22, priced at ₩2,143,200 found 8 hours ago

Book with confidence

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

Travel information

Destination airport
Seattle Paine Field Intl. Airport
Destination airport IATA code
PAE
Destination city name
Seattle Paine Field Intl. Airport
Roundtrip price
₩279,700

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