Featured airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap flights from Boston to Seattle (BOS-SEA)
Prices were available within the past 7 days and start at €118 for one-way flights and €270 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Fri, 3 May - Tue, 7 May
BOS
Boston
SEA
Seattle
€270 Return, found 6 days ago
€270
Return
found 6 days ago
Fri, 3 May - Tue, 7 May
BOS
Boston
SEA
Seattle
€271 Return, found 6 days ago
€271
Return
found 6 days ago
Wed, 29 May - Tue, 4 Jun
BOS
Boston
SEA
Seattle
€271 Return, found 1 day ago
€271
Return
found 1 day ago
Wed, 29 May - Tue, 4 Jun
BOS
Boston
SEA
Seattle
€272 Return, found 1 day ago
€272
Return
found 1 day ago
Wed, 29 May - Tue, 4 Jun
BOS
Boston
SEA
Seattle
€276 Return, found 1 day ago
€276
Return
found 1 day ago
Fri, 3 May - Tue, 7 May
BOS
Boston
SEA
Seattle
€284 Return, found 6 days ago
€284
Return
found 6 days ago
Fri, 3 May - Tue, 7 May
BOS
Boston
SEA
Seattle
€289 Return, found 6 days ago
€289
Return
found 6 days ago
Wed, 29 May - Tue, 4 Jun
BOS
Boston
SEA
Seattle
€289 Return, found 1 day ago
€289
Return
found 1 day ago
Sat, 25 May - Fri, 31 May
BOS
Boston
SEA
Seattle
€290 Return, found 1 day ago
€290
Return
found 1 day ago
Fri, 3 May - Tue, 7 May
BOS
Boston
SEA
Seattle
€293 Return, found 6 days ago
€293
Return
found 6 days ago
Origin airport | Logan Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | American Airlines, Delta, JetBlue Airways, United |
Return price | €269 |
Distance | 3980 km |
Average flight time | 3 hours 15 mins |
Perfect flights from Boston to Seattle
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Boston to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of Seattle, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Logan Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from €118 and roundtrip prices from €270. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore Seattle and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your BOS to SEA travel arrangements today and embark on the journey of a lifetime in Seattle.
Frequently asked questions
- Trending Routes
- Trending Flights
- Top Flights Destinations
- More Airlines
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes from Boston
- Boston to Chicago (BOS - ORD)
- Boston to Newark (BOS - EWR)
- Boston to San Diego (BOS - SAN)
- Boston to Miami (BOS - MIA)
- Boston to New York (BOS - LGA)
- Boston to New York (BOS - JFK)
- Boston to Dublin (BOS - DUB)
- Boston to Shannon (BOS - SNN)
- Boston to Nashville (BOS - BNA)
- Boston to Baltimore (BOS - BWI)
- Boston to Athens (BOS - ATH)
- Boston to Lisbon (BOS - LIS)
Top Routes to Seattle
- Chicago to Seattle (ORD - SEA)
- Newark to Seattle (EWR - SEA)
- Los Angeles to Seattle (LAX - SEA)
- Prague to Seattle (PRG - SEA)
- Amsterdam to Seattle (AMS - SEA)
- Fort Lauderdale to Seattle (FLL - SEA)
- Cork to Seattle (ORK - SEA)
- Washington to Seattle (IAD - SEA)
- New York to Seattle (JFK - SEA)
- Dublin to Seattle (DUB - SEA)
- Vienna to Seattle (VIE - SEA)
- London to Seattle (LHR - SEA)
Top Routes from Boston
Top Flight Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Myrtle Beach
- Flights to San Diego
- Flights to Panama City Beach
- Flights to Chicago
- Flights to Los Angeles
- Flights to Miami
- Flights to Destin
- Flights to Nashville
- Flights to Boston
- Flights to Key West
- Flights to Fort Lauderdale
- Flights to Honolulu
- Flights to New Orleans
- Flights to San Francisco
- Flights to Palm Springs
- Flights to Houston
- Flights to Washington
- Norwood Memorial Airport (OWD)
- Laurence G. Hanscom Field Airport (BED)
- Beverly Municipal Airport (BVY)
- Plymouth Municipal Airport (PYM)
- North Central State Airport (SFZ)
- Worcester Regional Airport (ORH)
- Manchester-Boston Regional Airport (MHT)
- Provincetown Municipal Airport (PVC)
- New Bedford Regional Airport (EWB)
- T.F. Green Airport (PVD)
Flights
Flights from Las Vegas (LAS) to Los Angeles (LAX)Flights from San Francisco (SFO) to San Diego (SAN)Flights from San Francisco (SFO) to Las Vegas (LAS)Flights from Los Angeles (LAX) to Las Vegas (LAS)Flights from Boston (BOS) to Dublin (DUB)Flights from Los Angeles Intl. to NYC-All AirportsFlights from Dublin (DUB) to San Diego (SAN)Flights from Dublin (DUB) to Pittsburgh (PIT)Flights from Las Vegas (LAS) to Dublin (DUB)Flights from Shannon (SNN) to Boston (BOS)Flights from Dublin (DUB) to Cleveland (CLE)Flights from Dublin (DUB) to St. Louis (STL)Flights from Shannon (SNN) to Dallas (DFW)Flights from Dublin to NYC-All AirportsFlights from LON-All Airports to NYC-All AirportsFlights from Cork (ORK) to San Diego (SAN)Flights from Shannon (SNN) to Las Vegas (LAS)Flights from Dublin (DUB) to West Palm Beach (PBI)Flights from Cork (ORK) to Las Vegas (LAS)Flights from Dublin (DUB) to Fort Lauderdale (FLL)Flights from Dublin (DUB) to Philadelphia (PHL)Flights from Dublin (DUB) to Florence (CVG)Flights from San Diego (SAN) to Dublin (DUB)Flights from Shannon (SNN) to Seattle (SEA)Flights from Boston (BOS) to New York (JFK)Flights from London (LHR) to Las Vegas (LAS)Flights from Dublin (DUB) to Boston (BOS)Flights from Dublin (DUB) to Seattle (SEA)Flights from Dublin (DUB) to Dallas (DFW)Flights from Dublin (DUB) to Las Vegas (LAS)
*Available to Expedia members.