Cheap Flights to Eastside

View ₩123,700 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • JetBlue Airways

    JetBlue Airways

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How much is the cheapest flight to Eastside?

Prices were available within the past 7 days and start at ₩123,700 for one-way flights and ₩254,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 18 - Mon, Oct 20
PHX
Phoenix
SEA
Seattle
₩254,300 Roundtrip, found 6 days ago
₩254,300
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Oct 18 from Phoenix to Seattle, returning Mon, Oct 20, priced at ₩254,300 found 6 days ago
Hawaiian Airlines
Wed, Jan 14 - Tue, Jan 27
LAX
Los Angeles
SEA
Seattle
₩282,200 Roundtrip, found 3 days ago
₩282,200
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 14 from Los Angeles to Seattle, returning Tue, Jan 27, priced at ₩282,200 found 3 days ago
American Airlines
Tue, Jan 13 - Sat, Jan 31
LAX
Los Angeles
SEA
Seattle
₩291,800 Roundtrip, found 3 days ago
₩291,800
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Jan 13 from Los Angeles to Seattle, returning Sat, Jan 31, priced at ₩291,800 found 3 days ago
United
Thu, Dec 25 - Wed, Jan 7
LAX
Los Angeles
SEA
Seattle
₩353,400 Roundtrip, found 3 days ago
₩353,400
Roundtrip
found 3 days ago
Select United flight, departing Thu, Dec 25 from Los Angeles to Seattle, returning Wed, Jan 7, priced at ₩353,400 found 3 days ago
Philippine Airlines
Wed, Dec 10 - Wed, Dec 31
SGN
Ho Chi Minh City
SEA
Seattle
₩1,013,600 Roundtrip, found 10 hours ago
₩1,013,600
Roundtrip
found 10 hours ago
Select Philippine Airlines flight, departing Wed, Dec 10 from Ho Chi Minh City to Seattle, returning Wed, Dec 31, priced at ₩1,013,600 found 10 hours ago

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

August is typically the cheapest month to fly

From ₩190,647 - ₩348,848 per traveler.

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

Flights to Eastside information
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Destination city name
Seattle
Roundtrip price
₩252,400

Trending flights to Eastside

Prices were available within the past 7 days and start at ₩123,700 for one-way flights and ₩254,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Mon, Oct 20 - Fri, Oct 31
ICN
Seoul
SEA
Seattle
₩631,700 Roundtrip, found 17 hours ago
₩631,700
Roundtrip
found 17 hours ago
Select Hawaiian Airlines flight, departing Mon, Oct 20 from Seoul to Seattle, returning Fri, Oct 31, priced at ₩631,700 found 17 hours ago
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