Cheap Flights to Keystone

View ₩247,500 flight on Sat, May 30, 2026Opens 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 ₩247,500 for one-way flights and ₩436,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, May 30 - Sat, Jun 6
LAX
Los Angeles
PAE
Seattle
₩436,200 Roundtrip, found 2 days ago
₩436,200
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, May 30 from Los Angeles to Seattle, returning Sat, Jun 6, priced at ₩436,200 found 2 days ago
American Airlines
Sat, May 30 - Sat, Jun 6
LAX
Los Angeles
PAE
Seattle
₩437,800 Roundtrip, found 1 day ago
₩437,800
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, May 30 from Los Angeles to Seattle, returning Sat, Jun 6, priced at ₩437,800 found 1 day ago
American Airlines
Sat, May 30 - Sun, May 31
LAX
Los Angeles
PAE
Seattle
₩450,800 Roundtrip, found 2 days ago
₩450,800
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, May 30 from Los Angeles to Seattle, returning Sun, May 31, priced at ₩450,800 found 2 days ago
Alaska Airlines
Sat, May 30 - Sun, May 31
LAX
Los Angeles
PAE
Seattle
₩480,200 Roundtrip, found 2 days ago
₩480,200
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, May 30 from Los Angeles to Seattle, returning Sun, May 31, priced at ₩480,200 found 2 days ago
EVA Airways
Tue, Sep 15 - Tue, Sep 22
MNL
Manila
PAE
Seattle
₩1,551,300 Roundtrip, found 1 day ago
₩1,551,300
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Tue, Sep 15 from Manila to Seattle, returning Tue, Sep 22, priced at ₩1,551,300 found 1 day 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
₩436,200
*Available to Expedia members.