
Popular airlines from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS)
- American Airlines
American Airlines
- JetBlue Airways
JetBlue Airways
- Delta
Delta
- United
United
- Plan, book, fly with confidence
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Cheap flights from Seattle to Boston (SEA-BOS)
Prices were available within the past 7 days and start at €87 for one-way flights and €228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€228 Return, found 7 hours ago
€228
Return
found 7 hours ago

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€241 Return, found 7 hours ago
€241
Return
found 7 hours ago

Mon, 14 Jul - Tue, 22 Jul
SEA
Seattle
BOS
Boston
€254 Return, found 2 days ago
€254
Return
found 2 days ago

Mon, 11 Aug - Tue, 19 Aug
SEA
Seattle
BOS
Boston
€262 Return, found 19 hours ago
€262
Return
found 19 hours ago

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€267 Return, found 7 hours ago
€267
Return
found 7 hours ago

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€275 Return, found 7 hours ago
€275
Return
found 7 hours ago

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€292 Return, found 7 hours ago
€292
Return
found 7 hours ago

Mon, 1 Sep - Thu, 11 Sep
SEA
Seattle
BOS
Boston
€296 Return, found 5 days ago
€296
Return
found 5 days ago

Mon, 21 Jul - Tue, 29 Jul
SEA
Seattle
BOS
Boston
€301 Return, found 7 hours ago
€301
Return
found 7 hours ago

Mon, 11 Aug - Tue, 19 Aug
SEA
Seattle
BOS
Boston
€331 Return, found 19 hours ago
€331
Return
found 19 hours ago
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Logan Intl. |
Airlines serving | American Airlines, Delta, JetBlue Airways, United |
Return price | €228 |
Distance | 3980 km |
Average flight time | 8 hours 24 mins |
Perfect flights from Seattle to Boston
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Boston. 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 Boston, 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 Seattle - Tacoma Intl. to Logan Intl. ticket options cater to your travel preferences, with incredible one-way fares from €87 and roundtrip prices from €228. 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 Logan Intl. and explore Boston 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 SEA to BOS travel arrangements today and embark on the journey of a lifetime in Boston.
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