Cheap flights from Seattle to Boston
Fares from $236 in November 2026. Compare every month below, then book with the site you like.
Search Seattle → Boston flightsCheapest Seattle to Boston fares by month
Lowest price per person found in recent searches. Prices change often and are checked when you book.
- November 2026Nov 15 · one way · United · 1 stop$236See deal
Seattle to Boston at a glance
- Distance2,489 miles
- Nonstop flight timeabout 5h 45m
- Cheapest monthNovember 2026
- Airport codesSEA → BOS
Plan your Boston trip
Cheap hotels in BostonCheap car rental in BostonThings to do in BostonFlights from Boston to Seattle
Frequently asked questions
- How much is a flight from Seattle to Boston?
- The cheapest fare we found recently is $236 per person, departing Nov 15 on United. Prices change daily, so search your dates to see today's fares.
- What is the cheapest month to fly from Seattle to Boston?
- November 2026 is currently the cheapest month, from $236.
- Are there direct flights from Seattle to Boston?
- The cheapest fares we found recently have at least one stop. Nonstop flights may still exist at a higher price; tick "Direct only" in the search to check.
- Which airlines fly from Seattle to Boston?
- The cheapest recent fares on this route were on United.
- How long is the flight from Seattle to Boston?
- Seattle and Boston are about 2,489 miles apart, so a nonstop flight takes roughly 5h 45m. Flights with a stop take longer, depending on the connection.
- How do I find the cheapest flight from Seattle to Boston?
- Search your dates on Gotoesy. We list fares from several booking sites sorted cheapest first, show nearby dates when your day has no saved fare, and send you straight to the seller to book.
More flights from Seattle
- Seattle to New York
- Seattle to Los Angeles
- Seattle to Chicago
- Seattle to Miami
- Seattle to Orlando
- Seattle to Las Vegas
- Seattle to San Francisco
- Seattle to Washington, D.C.
- Seattle to Atlanta
- Seattle to Dallas
- Seattle to Houston
- Seattle to Denver