
Popular airlines from Seattle-Tacoma International Airport (SEA) to Logan International Airport (BOS)
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Cheap flights from Seattle to Boston (SEA-BOS)
Prices were available within the past 7 days and start at €93 for one-way flights and €167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 26 Mar - Wed, 1 Apr
SEA
Seattle
BOS
Boston
€167 Return, found 2 days ago
€167
Return
found 2 days ago

Thu, 26 Mar - Wed, 1 Apr
SEA
Seattle
BOS
Boston
€177 Return, found 2 days ago
€177
Return
found 2 days ago

Mon, 30 Mar - Sun, 5 Apr
SEA
Seattle
BOS
Boston
€185 Return, found 1 day ago
€185
Return
found 1 day ago

Mon, 30 Mar - Sun, 5 Apr
SEA
Seattle
BOS
Boston
€193 Return, found 1 day ago
€193
Return
found 1 day ago

Mon, 30 Mar - Sun, 5 Apr
SEA
Seattle
BOS
Boston
€194 Return, found 1 day ago
€194
Return
found 1 day ago

Thu, 26 Mar - Wed, 1 Apr
SEA
Seattle
BOS
Boston
€202 Return, found 2 days ago
€202
Return
found 2 days ago

Mon, 30 Mar - Sun, 5 Apr
SEA
Seattle
BOS
Boston
€210 Return, found 1 day ago
€210
Return
found 1 day ago

Thu, 14 May - Tue, 19 May
SEA
Seattle
BOS
Boston
€215 Return, found 5 days ago
€215
Return
found 5 days ago

Fri, 27 Mar - Thu, 2 Apr
SEA
Seattle
BOS
Boston
€218 Return, found 22 hours ago
€218
Return
found 22 hours ago

Mon, 30 Mar - Sun, 5 Apr
SEA
Seattle
BOS
Boston
€245 Return, found 1 day ago
€245
Return
found 1 day ago
Find the cheapest month to fly from Seattle (SEA) to Boston (BOS)
March is typically the cheapest month to fly
From €135 - €265 per traveller.
Frequently asked questions
Travel information
Origin airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport | Logan Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | €167 |
Distance | 3980 km |
Average flight time | 8 hours 58 mins |
Book with confidence
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 , 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 €93 and roundtrip prices from €167. 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 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 to travel arrangements today and embark on the journey of a lifetime in Boston.
Explore a world of travel with Expedia
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- Flights to Chelsea
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