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

Find cheap airline tickets from Chicago to Seattle by date

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  • price
  • month of departure
  • month of return
$337
Spirit Airlines outward: Aug 13, 2022
4:38a ORD » 7:59p SEA
Spirit Airlines 1 stop (15h21m)
Spirit Airlines inbound: Aug 27, 2022
9:00p SEA » 7:20a ORD
Spirit Airlines 1 stop (10h20m)
$348
Spirit Airlines outward: Aug 17, 2022
4:38a ORD » 7:59p SEA
Spirit Airlines 1 stop (15h21m)
Spirit Airlines inbound: Aug 27, 2022
9:27p SEA » 6:10a ORD
Spirit Airlines 1 stop (8h43m)
$348
Spirit Airlines outward: Aug 17, 2022
4:38a ORD » 7:59p SEA
Spirit Airlines 1 stop (15h21m)
Spirit Airlines inbound: Aug 27, 2022
9:27p SEA » 6:10a ORD
Spirit Airlines 1 stop (8h43m)
$356
Spirit Airlines outward: Aug 17, 2022
4:31a ORD » 7:59p SEA
Spirit Airlines 1 stop (15h28m)
Spirit Airlines inbound: Aug 27, 2022
3:00p SEA » 6:00a ORD
Spirit Airlines 1 stop (15h)
$377
Spirit Airlines outward: Aug 16, 2022
4:38a ORD » 7:59p SEA
Spirit Airlines 1 stop (15h21m)
Spirit Airlines inbound: Aug 27, 2022
3:00p SEA » 3:37a ORD
Spirit Airlines 1 stop (12h37m)
$470
Spirit Airlines outward: Jul 18, 2022
1:00p ORD » 8:09p SEA
Spirit Airlines 1 stop (7h09m)
Frontier Airlines inbound: Jul 27, 2022
7:57p SEA » 1:02p MDW
Frontier Airlines 1 stop (17h05m)
Return
Departure
Choose when you'd like to depart to Seattle (USA):
Find the cheapest Chicago Seattle flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Chicago - Seattle with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from Chicago to Seattle

  • any
  • June 2022
  • July 2022
  • August 2022
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  • October 2022
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  • December 2022
  • January 2023
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  • all
  • Alaska Airlines
  • Spirit Airlines
  • United Airlines
Spirit Airlines
outbound: Aug 16, 2022
Spirit Airlines 1 stop
return: Aug 27, 2022
Spirit Airlines 1 stop
Alaska Airlines
outbound: Aug 15, 2022
Alaska Airlines direct
return: Aug 27, 2022
Alaska Airlines 1 stop
United Airlines
outbound: Jul 18, 2022
United Airlines direct
return: Jul 27, 2022
United Airlines direct

Travel tips for flights Chicago - Seattle

Average flight duration: 13h24m (flight with stopovers)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Jun 30, 2022 11:53 AM, GMT-7
  • Weather:
  • min. 50ºF, max. 82ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Jun 30, 2022 1:53 PM, GMT-5
  • Weather:
  • min. 68ºF, max. 82ºF