- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Plan, book, fly with confidence
Alaska Airlines flights from Boston to Seattle (BOS→SEA)
Prices were available within the past 7 days and start at CA $164 for one-way flights and CA $252 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon., Dec. 9 - Thu., Dec. 12
BOS
Boston
SEA
Seattle
CA $252 Roundtrip, found 5 days ago
CA $252
Roundtrip
found 5 days ago
Origin airport | Logan Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United |
Roundtrip price | CA $209 |
Distance | 3980 km |
- Trending Alaska Airlines Flights
- Trending Routes
- Other Airlines
- Main Airports for Alaska Airlines Flights
- Flights from Other Cities
- Expedia's Latest Trends
Most Popular Alaska Airlines Routes from Boston
Most Popular Alaska Airlines Routes from Seattle
- Vancouver to New York (YVR - JFK)
- Calgary to Cancun (YYC - CUN)
- Vancouver to San Francisco (YVR - SFO)
- Vancouver to Phoenix (YVR - PHX)
- Vancouver to San José del Cabo (YVR - SJD)
- Vancouver to Newark Liberty Intl. Airport (YVR - EWR)
- Vancouver to Palm Springs (YVR - PSP)
- Vancouver to London (YVR - LHR)
- Vancouver to New York (YVR - JFK)
- Toronto to Las Vegas (YYZ - LAS)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Edmonton to Las Vegas (YEG - LAS)
- Calgary to Cancun (YYC - CUN)
- Toronto to Los Angeles (YYZ - LAX)
- Vancouver to New York (YVR - JFK)
- Calgary to Las Vegas (YYC - LAS)
- Vancouver to Palm Springs (YVR - PSP)
- Toronto to San Francisco (YYZ - SFO)
- Vancouver to San José del Cabo (YVR - SJD)
- Calgary to Los Angeles (YYC - LAX)
- Vancouver to Phoenix (YVR - PHX)
Main Airports for Alaska Airlines Flights
Flights
Flights from Ottawa to Las VegasFlights from Vancouver to San DiegoFlights from Vancouver to Las VegasFlights from Toronto to DallasFlights from Toronto to BostonFlights from Toronto to PhiladelphiaFlights from Toronto to SeattleFlights from Toronto to San DiegoFlights from Toronto to Myrtle BeachFlights from Toronto to New YorkFlights from Montreal to Las VegasFlights from Detroit to Las VegasFlights from Vancouver to SeattleFlights from Edmonton to Las VegasFlights from Montreal to Fort LauderdaleFlights from Kelowna to Las VegasFlights from Winnipeg to Las VegasFlights from Calgary to Las VegasFlights from Calgary to DallasFlights from Calgary to SeattleFlights from Buffalo to Fort LauderdaleFlights from Toronto to Fort LauderdaleFlights from Bellingham to Las VegasFlights from Seattle to DelhiFlights from Vancouver to Palm SpringsFlights from Vancouver to DallasFlights from Toronto to Las VegasFlights from Buffalo to Las VegasFlights from Edmonton to SeattleFlights from Victoria to Las Vegas
*Available to Expedia members.