Featured airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap flights from Washington (WAS) to Bellevue (SEA)
Prices were available within the past 7 days and start at CA $133 for one-way flights and CA $303 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Sat., Dec. 7 - Fri., Dec. 13
BWI
Baltimore
SEA
Seattle
CA $303 Roundtrip, found 6 days ago
CA $303
Roundtrip
found 6 days ago
Sat., Dec. 7 - Fri., Dec. 13
BWI
Baltimore
SEA
Seattle
CA $318 Roundtrip, found 6 days ago
CA $318
Roundtrip
found 6 days ago
Sat., Dec. 7 - Fri., Dec. 13
BWI
Baltimore
SEA
Seattle
CA $335 Roundtrip, found 6 days ago
CA $335
Roundtrip
found 6 days ago
Sat., Dec. 7 - Fri., Dec. 13
BWI
Baltimore
SEA
Seattle
CA $346 Roundtrip, found 6 days ago
CA $346
Roundtrip
found 6 days ago
Thu., Jan. 30 - Wed., Feb. 5
BWI
Baltimore
SEA
Seattle
CA $347 Roundtrip, found 6 days ago
CA $347
Roundtrip
found 6 days ago
Sat., Mar. 1 - Tue., Mar. 18
BWI
Baltimore
SEA
Seattle
CA $359 Roundtrip, found 5 days ago
CA $359
Roundtrip
found 5 days ago
Explore a world of travel with Expedia
Explore a world of travel with Expedia
Nearby Cities
Expedia's Latest Trends
Flights
Flights from Salt Lake City to AnaheimFlights from Victoria to MauiFlights from Winnipeg to AnaheimFlights from Vancouver to MauiFlights from San Francisco to AnaheimFlights from Calgary to Tahoe CityFlights from Denver to AnaheimFlights from Winnipeg to MauiFlights from Toronto to MauiFlights from Victoria to AnaheimFlights from Toronto to DestinFlights from Montreal to AnaheimFlights from Vancouver to MolokaiFlights from Montreal to MauiFlights from Kamloops to MauiFlights from Seattle to AnaheimFlights from Toronto to BentonvilleFlights from Las Vegas to AnaheimFlights from Vancouver to AnaheimFlights from Bellingham to AnaheimFlights from Ottawa to MauiFlights from Seattle to MauiFlights from Edmonton to AnaheimFlights from Ottawa to AnaheimFlights from Toronto to AnaheimFlights from Honolulu to MauiFlights from Toronto to Key LargoFlights from Calgary to AnaheimFlights from Calgary to MauiFlights from Vancouver to Tahoe City
*Available to Expedia members.