Take off on cheap flights from Seattle to Boston, your adventure starts now!

Find cheap airline tickets from Seattle to Boston by date

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  • month of departure
  • month of return
$254
outward: Aug 18, 2018
3:20a SEA » 5:00p BOS
Spirit Airlines 1 stop (13h40m)
inbound: Aug 21, 2018
8:29p BOS » 10:25a SEA
Spirit Airlines 1 stop (13h56m)
$369
outward: Jul 20, 2018
3:20a SEA » 5:00p BOS
Spirit Airlines 1 stop (13h40m)
inbound: Jul 23, 2018
6:45p BOS » 7:54a SEA
Spirit Airlines 1 stop (13h09m)
Return
Departure
Choose when you'd like to depart to Boston (USA):
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Airlines operating flights from Seattle to Boston

  • any
  • July 2018
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  • JetBlue
  • Spirit Airlines
Spirit Airlines
outbound: Aug 17, 2018
Spirit Airlines 1 stop
return: Aug 21, 2018
Spirit Airlines 1 stop
JetBlue
outbound: Aug 17, 2018
JetBlue direct
return: Aug 21, 2018
JetBlue direct

Travel tips for flights Seattle - Boston

Average flight duration: 13h24m (flight with stopovers)

  • Arrival city:
  • Boston, USA
  • Airport(s):
  • Logan International Airport (BOS)
  • Manchester–Boston Regional Airport (MHT)
  • Local time:
  • Jul 18, 2018 2:56 AM, GMT-4
  • Weather:
  • min. 63ºF, max. 76ºF
  • Departure city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Jul 17, 2018 11:56 PM, GMT-7
  • Weather:
  • min. 59ºF, max. 75ºF