Cheap Flights from Incheon to Bellevue

View €399 flight on Tue, 7 Oct 2025Opens in a new window

Popular airlines from Incheon to Bellevue

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Cheap flights from Incheon to Bellevue (SEL-SEA)

Prices were available within the past 7 days and start at €399 for one-way flights and €536 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Fri, 27 Jun - Thu, 10 Jul
ICN
Seoul
SEA
Seattle
€536 Return, found 11 hours ago
€536
Return
found 11 hours ago
Select Asiana Airlines flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €536 found 11 hours ago
Asiana Airlines
Fri, 27 Jun - Thu, 10 Jul
ICN
Seoul
SEA
Seattle
€751 Return, found 11 hours ago
€751
Return
found 11 hours ago
Select Asiana Airlines flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €751 found 11 hours ago
United
Fri, 27 Jun - Thu, 10 Jul
ICN
Seoul
SEA
Seattle
€801 Return, found 11 hours ago
€801
Return
found 11 hours ago
Select United flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €801 found 11 hours ago
All Nippon Airways
Fri, 27 Jun - Thu, 10 Jul
GMP
Seoul
SEA
Seattle
€802 Return, found 11 hours ago
€802
Return
found 11 hours ago
Select All Nippon Airways flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €802 found 11 hours ago
Korean Air
Fri, 27 Jun - Thu, 10 Jul
ICN
Seoul
SEA
Seattle
€885 Return, found 11 hours ago
€885
Return
found 11 hours ago
Select Korean Air flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €885 found 11 hours ago
Hawaiian Airlines
Fri, 27 Jun - Thu, 10 Jul
ICN
Seoul
SEA
Seattle
€912 Return, found 11 hours ago
€912
Return
found 11 hours ago
Select Hawaiian Airlines flight, departing Fri, 27 Jun from Seoul to Seattle, returning Thu, 10 Jul, priced at €912 found 11 hours ago

Find the cheapest month to fly from Seoul (ICN) to Seattle (SEA)

September is typically the cheapest month to fly

From €407 - €837 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.