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Seattle (SEA) » United States » SEA to BOS
Good to Know - Flights from Seattle to Boston
$ 241.38
or less (round trip)
Top Tips for Finding Cheap Flights from Seattle to Boston
Looking for cheap airfare from Seattle to Boston? 25% of our users found round-trip tickets to Boston for the following price or less: $ 241.38 Book at least 4 weeks before departure in order to get a below-average price. Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle to Boston flight deals.
FAQs - Booking from Seattle to Boston flights
The cheapest flight Seattle to Boston found on flyus.com in the last 72 hours was $241.38 round-trip.
Find cheap flights from Seattle to Boston and book discounted airfare from different cities all over the United States. Explore airline ticket deals on flight routes all over the World! At Flyus, we take pride in helping you discover and book the best flight deals for your next trip at the cheapest price. We make booking flights from different departures easy and provide you with peace of mind with our Best Purchase Guarantee.
Cheapest Flights
from Seattle, United States (SEA) to:
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Boston, United States (BOS)Apr 30, 25 - Apr 30, 25$241.38
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Boston, United States (BOS)Apr 29, 25 - May 21, 25$246.61
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Boston, United States (BOS)Apr 22, 25 - Apr 29, 25$246.61
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Boston, United States (BOS)Apr 17, 25 - Apr 28, 25$246.61
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Boston, United States (BOS)Apr 22, 25 - May 03, 25$246.61