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

Find cheap airline tickets from Chicago to Seattle by date

  • any
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • any
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • price
  • month of departure
  • month of return
$158
Alaska Airlines outward: Oct 18, 2019
1:10p ORD » 5:40p SEA
Alaska Airlines direct (4h30m)
Alaska Airlines inbound: Oct 20, 2019
2:30a SEA » 6:30a ORD
Alaska Airlines direct (4h)
$159
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$160
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$160
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$167
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$175
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Alaska Airlines inbound: Jun 12, 2019
2:30a SEA » 6:40a ORD
Alaska Airlines direct (4h10m)
$175
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$175
Spirit Airlines outward: Jun 2, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jun 12, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$212
Alaska Airlines outward: Sep 6, 2019
1:10p ORD » 5:40p SEA
Alaska Airlines direct (4h30m)
Alaska Airlines inbound: Sep 12, 2019
2:30a SEA » 6:30a ORD
Alaska Airlines direct (4h)
$225
Alaska Airlines outward: Sep 6, 2019
1:10p ORD » 5:40p SEA
Alaska Airlines direct (4h30m)
Alaska Airlines inbound: Sep 12, 2019
2:30a SEA » 6:30a ORD
Alaska Airlines direct (4h)
$225
United Airlines outward: Jul 30, 2019
1:45p ORD » 10:18p SEA
United Airlines 1 stop (8h33m)
United Airlines inbound: Aug 7, 2019
3:35a SEA » 11:54a ORD
United Airlines direct (8h19m)
$239
Alaska Airlines outward: Sep 6, 2019
1:10p ORD » 5:40p SEA
Alaska Airlines direct (4h30m)
Frontier Airlines inbound: Sep 11, 2019
11:01p SEA » 7:53a ORD
Frontier Airlines 1 stop (8h52m)
$240
Alaska Airlines outward: Sep 6, 2019
1:10p ORD » 5:40p SEA
Alaska Airlines direct (4h30m)
Frontier Airlines inbound: Sep 11, 2019
11:01p SEA » 7:53a ORD
Frontier Airlines 1 stop (8h52m)
$249
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$259
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
5:07a SEA » 1:24p ORD
Spirit Airlines 1 stop (8h17m)
$279
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$279
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$286
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$306
Sun Country outward: May 25, 2019
12:25a ORD » 1:42a SEA
Sun Country 1 stop (25h17m)
Sun Country inbound: May 28, 2019
8:55a SEA » 11:25p ORD
Sun Country 1 stop (14h30m)
$307
Sun Country outward: May 25, 2019
12:25a ORD » 4:52p SEA
Sun Country 1 stop (16h27m)
Sun Country inbound: May 28, 2019
8:55a SEA » 11:25p ORD
Sun Country 1 stop (14h30m)
$309
Delta Air Lines outward: Jul 2, 2019
12:20a ORD » 4:54a SEA
Delta Air Lines direct (4h34m)
Alaska Airlines inbound: Jul 7, 2019
2:30a SEA » 6:40a ORD
Alaska Airlines direct (4h10m)
$310
Delta Air Lines outward: Jul 2, 2019
12:20a ORD » 4:54a SEA
Delta Air Lines direct (4h34m)
Alaska Airlines inbound: Jul 7, 2019
2:30a SEA » 6:40a ORD
Alaska Airlines direct (4h10m)
$314
Spirit Airlines outward: Jul 2, 2019
4:50a ORD » 9:23a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jul 6, 2019
8:56p SEA » 6:33a ORD
Spirit Airlines 1 stop (9h37m)
$315
United Airlines outward: Jul 1, 2019
1:45p ORD » 10:18p SEA
United Airlines 1 stop (8h33m)
United Airlines inbound: Jul 6, 2019
6:55p SEA » 4:40a ORD
United Airlines 1 stop (9h45m)
$316
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$317
United Airlines outward: Jul 1, 2019
1:45p ORD » 10:18p SEA
United Airlines 1 stop (8h33m)
United Airlines inbound: Jul 6, 2019
6:55p SEA » 4:40a ORD
United Airlines 1 stop (9h45m)
$317
Spirit Airlines outward: May 25, 2019
4:35a ORD » 9:08a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: May 28, 2019
8:43a SEA » 12:48p ORD
Spirit Airlines direct (4h05m)
$319
Spirit Airlines outward: Jul 2, 2019
4:50a ORD » 9:23a SEA
Spirit Airlines direct (4h33m)
Alaska Airlines inbound: Jul 6, 2019
3:35p SEA » 7:50p ORD
Alaska Airlines direct (4h15m)
$322
Spirit Airlines outward: Jul 2, 2019
4:50a ORD » 9:23a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jul 6, 2019
8:56p SEA » 6:33a ORD
Spirit Airlines 1 stop (9h37m)
$328
Spirit Airlines outward: Jul 2, 2019
4:50a ORD » 9:23a SEA
Spirit Airlines direct (4h33m)
Spirit Airlines inbound: Jul 6, 2019
8:56p SEA » 6:29a ORD
Spirit Airlines 1 stop (9h33m)
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
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • all
  • Alaska Airlines
  • American Airlines
  • Spirit Airlines
  • United Airlines
Spirit Airlines
outbound: Jul 30, 2019
Spirit Airlines direct
return: Aug 6, 2019
Spirit Airlines 1 stop
United Airlines
outbound: Jul 30, 2019
United Airlines 1 stop
return: Aug 6, 2019
United Airlines direct
Alaska Airlines
outbound: Jul 30, 2019
Alaska Airlines direct
return: Aug 6, 2019
Alaska Airlines direct
American Airlines
outbound: Oct 18, 2019
American Airlines direct
return: Oct 19, 2019
American Airlines 1 stop

Travel tips for flights Chicago - Seattle

Average flight duration: 4h23m (direct flight)

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Apr 24, 2019 4:53 PM, GMT-7
  • Weather:
  • min. 41ºF, max. 62ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Apr 24, 2019 6:53 PM, GMT-5
  • Weather:
  • min. 49ºF, max. 55ºF