Cheap flights from Boston to Seattle

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Travel tip: Visit Seattle on your holidays!

Check our current prices for flights from Boston to Seattle. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Boston to Seattle, you will need to run a search below.

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From $245 / RT details

Book your flight now with Flightnetwork and save!

Cheap Seattle airfares from $245/RT are provided by Flightnetwork. Outbound flight is leaving on 08/21/2019, 01:55 pm from Boston Logan (BOS) airport and arrives at Seattle/tacoma Sea/tac (SEA) at 09:20 pm. The flight time is 7 hours and 25 minutes. The Returning flight departes on 09/10/2019, 01:45 pm (other return dates are also available). Date posted: 12 Apr 2019

Price evolution for flights From Boston To Seattle

Price overview for flights from Boston to Seattle

Recent Deals on Flights from Boston to Seattle:Roundtrip / Oneway

  • $245United Airlines flight United Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)08/21/201901:55 pm
    Seattle, WA (SEA)Boston, MA (BOS)09/10/201901:45 pm
    flightnetwork.com check price
  • $245United Airlines flight United Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)08/21/201901:55 pm
    Seattle, WA (SEA)Boston, MA (BOS)09/10/201901:45 pm
    flyfar.ca check price
  • $284Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)08/21/201912:55 pm
    Seattle, WA (SEA)Boston, MA (BOS)09/10/201909:02 am
    cheapoair.com check price
  • $285Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)08/21/201906:15 am
    Seattle, WA (SEA)Boston, MA (BOS)09/10/201909:02 am
    cheapoair.com check price
  • $325Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)08/21/201906:15 am
    Seattle, WA (SEA)Boston, MA (BOS)09/10/201909:20 pm
    flyfar.ca check price
  • $208Spirit Airlines flight Spirit Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)07/28/201907:25 am
    cheapoair.com check price
  • $254Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)07/28/201906:15 am
    flightnetwork.com check price
  • $254Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)07/28/201906:15 am
    flyfar.ca check price
  • $255Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)07/28/201906:15 am
    cheapoair.com check price
  • $299United Airlines flight United Airlines 
    FromToDepartureTime
    Boston, MA (BOS)Seattle, WA (SEA)07/28/201905:25 am
    flyfar.ca check price
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Know what to do when flying to Seattle?

Seattle Travel Guide Named after the Native American Chief Sealth, Seattle has a magnificent setting for a city with Lake Washington behind, the snowy peak of Mount Rainier in the distance and the shore of Elliott Bay at its feet. As you fly or drive into the city, [...]
Seattle History Archaeological evidence suggests that the area of Seattle, WA has been inhabited for at least 4,000 years.  The first known residents belonged to the Duwamish tribe.  They were a group of Native Americans who were living on the site that is now [...]
Seattle Sightseeing Seattle is a wonderful tourist destination with picturesque sights. It is one of the largest cities of the United States of America. The wonderful location of the city between Lake Washington and Puget Sound gives it a wonderful setting and [...]
Seattle Nightlife Seattle, Washington, United States is the largest city in terms of population. Being a beautiful port city, Seattle, WA US is ideally situated in the western region between the lake Washington and the Puget Sound. A major educational, cultural [...]
Seattle Pictures
  • Seattle Doentown - Seattleview
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  • Space Needle - Seattleview
  • Sunset - Seattleview
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