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

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$253
Frontier Airlines outward: Jul 28, 2024
3:50a MDW » 11:28p SEA
Frontier Airlines 1 stop (19h38m)
Spirit Airlines inbound: Jul 31, 2024
2:10p SEA » 5:19a ORD
Spirit Airlines 1 stop (15h09m)
Return
Departure
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 2024
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  • Alaska Airlines
  • Asiana Airlines
  • Frontier Airlines
  • Spirit Airlines
Spirit Airlines
outbound: Jul 27, 2024
Spirit Airlines 1 stop
return: Jul 31, 2024
Spirit Airlines 1 stop
Frontier Airlines
outbound: Jul 27, 2024
Frontier Airlines 1 stop
return: Jul 31, 2024
Spirit Airlines 1 stop
Alaska Airlines
outbound: Jul 27, 2024
Alaska Airlines 1 stop
return: Jul 31, 2024
Alaska Airlines direct
Asiana Airlines
outbound: Jul 27, 2024
Asiana Airlines direct
return: Jul 31, 2024
Asiana Airlines direct

Travel tips for flights Chicago - Seattle

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Jun 18, 2024 1:49 PM, GMT-7
  • Weather:
  • min. 46ºF, max. 72ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Chicago Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Jun 18, 2024 3:49 PM, GMT-5
  • Weather:
  • min. 71ºF, max. 88ºF