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

Find cheap airline tickets from Seattle to Philadelphia by date

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  • July 2018
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  • month of departure
  • month of return
$352
outward: Aug 14, 2018
5:12a SEA » 6:58p PHL
Spirit Airlines 1 stop (13h46m)
inbound: Aug 27, 2018
5:30p PHL » 6:11a SEA
Spirit Airlines 1 stop (12h41m)
$374
outward: Jul 28, 2018
5:12a SEA » 1:11p PHL
Spirit Airlines 1 stop (7h59m)
inbound: Jul 31, 2018
1:56a PHL » 11:11p SEA
Spirit Airlines 1 stop (21h15m)
$375
outward: Aug 1, 2018
5:12a SEA » 6:58p PHL
Spirit Airlines 1 stop (13h46m)
inbound: Aug 6, 2018
1:56a PHL » 11:11p SEA
Spirit Airlines 1 stop (21h15m)
$380
outward: Jul 31, 2018
5:12a SEA » 4:46a PHL
Spirit Airlines 1 stop (23h34m)
inbound: Aug 6, 2018
1:56a PHL » 11:11p SEA
Spirit Airlines 1 stop (21h15m)
$380
outward: Jul 31, 2018
5:12a SEA » 4:46a PHL
Spirit Airlines 1 stop (23h34m)
inbound: Aug 6, 2018
1:56a PHL » 11:11p SEA
Spirit Airlines 1 stop (21h15m)
Return
Departure
Find the cheapest Seattle Philadelphia flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Seattle - Philadelphia with these new dates, click on an offer. Want to depart from another city? Choose: Las Vegas - Philadelphia New York - Philadelphia London - Philadelphia Miami - Philadelphia Chicago - Philadelphia San Francisco - Philadelphia See more routes

Airlines operating flights from Seattle to Philadelphia

  • any
  • July 2018
  • August 2018
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • all
  • Alaska Airlines
  • Spirit Airlines
  • United Airlines
Spirit Airlines
outbound: Jul 30, 2018
Spirit Airlines 1 stop
return: Aug 5, 2018
Spirit Airlines 1 stop
United Airlines
outbound: Jul 30, 2018
United Airlines 1 stop
return: Aug 5, 2018
United Airlines 1 stop
Alaska Airlines
outbound: Jul 30, 2018
Alaska Airlines 1 stop
return: Aug 5, 2018
Spirit Airlines 1 stop

Travel tips for flights Seattle - Philadelphia

Average flight duration: 19h57m (flight with stopovers)

  • Arrival city:
  • Philadelphia, USA
  • Airport(s):
  • Philadelphia International Airport (PHL)
  • Northeast Philadelphia Airport (PNE)
  • Local time:
  • Jul 15, 2018 9:08 PM, GMT-4
  • Weather:
  • min. 72ºF, max. 89ºF
  • Departure city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Jul 15, 2018 6:08 PM, GMT-7
  • Weather:
  • min. 62ºF, max. 86ºF