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Cheap Flights From Seattle To Illinois

Cheap flights from Seattle (SEA) to popular destinations in Illinois (IL)

Bloomington - Normal
Carrier Departure Date Return Date Lowest Price
American Jun 21, 2016 Jun 27, 2016 $404
American May 26, 2016 May 30, 2016 $424
American Jun 23, 2016 Jun 27, 2016 $439
American May 3, 2016 May 9, 2016 $444
American Jul 31, 2016 Aug 13, 2016 $455
American May 20, 2016 May 22, 2016 $465
American Jun 23, 2016 Jun 27, 2016 $501
American May 20, 2016 May 22, 2016 $504
American Jun 19, 2016 Jun 25, 2016 $504
American Dec 14, 2016 Dec 23, 2016 $509
Champaign
Carrier Departure Date Return Date Lowest Price
American May 28, 2016 May 30, 2016 $400
American Jun 14, 2016 Jun 19, 2016 $445
American May 9, 2016 May 14, 2016 $490
American Jun 14, 2016 Jun 19, 2016 $533
American May 9, 2016 May 14, 2016 $578
American Jun 17, 2016 Jun 23, 2016 $623
Alaska Jun 14, 2016 Jun 19, 2016 $662
American Jun 17, 2016 Jun 23, 2016 $692
American Jun 17, 2016 Jun 23, 2016 $747
Alaska May 9, 2016 May 14, 2016 $865
Chicago
Carrier Departure Date Return Date Lowest Price
American May 7, 2016 May 7, 2016 $197
American May 10, 2016 May 24, 2016 $197
American May 7, 2016 May 11, 2016 $197
American May 10, 2016 May 18, 2016 $197
American May 10, 2016 May 12, 2016 $197
American May 28, 2016 Jun 2, 2016 $197
American May 7, 2016 May 21, 2016 $197
American May 11, 2016 May 18, 2016 $197
American May 11, 2016 May 21, 2016 $197
American May 7, 2016 May 9, 2016 $197
Moline
Carrier Departure Date Return Date Lowest Price
United May 7, 2016 May 10, 2016 $361
American May 7, 2016 May 10, 2016 $361
American May 6, 2016 May 8, 2016 $364
United May 7, 2016 May 10, 2016 $365
American Jun 2, 2016 Jun 9, 2016 $378
American Jun 2, 2016 Jun 10, 2016 $378
American Jun 2, 2016 Jun 6, 2016 $380
United Jun 16, 2016 Jun 20, 2016 $384
Alaska Jun 2, 2016 Jun 9, 2016 $384
Alaska Aug 24, 2016 Aug 28, 2016 $384
Peoria
Carrier Departure Date Return Date Lowest Price
American Jun 2, 2016 Jun 7, 2016 $314
American May 7, 2016 May 18, 2016 $339
American Oct 26, 2016 Oct 31, 2016 $383
American Oct 6, 2016 Oct 11, 2016 $383
United May 16, 2016 May 19, 2016 $413
American May 16, 2016 May 19, 2016 $413
United May 16, 2016 May 19, 2016 $416
American Jun 20, 2016 Jun 27, 2016 $418
American Jun 18, 2016 Jun 25, 2016 $418
United May 7, 2016 May 18, 2016 $433
Springfield
Carrier Departure Date Return Date Lowest Price
American Jun 8, 2016 Jun 12, 2016 $324
American Jun 8, 2016 Jun 12, 2016 $328
American Aug 5, 2016 Aug 13, 2016 $354
American Aug 6, 2016 Aug 15, 2016 $413
United Jun 8, 2016 Jun 12, 2016 $413
United Aug 9, 2016 Aug 17, 2016 $442
United Aug 9, 2016 Aug 17, 2016 $446
American Dec 14, 2016 Dec 23, 2016 $449
United Aug 8, 2016 Aug 16, 2016 $452
United Aug 7, 2016 Aug 16, 2016 $452

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to Illinois

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to Illinois.

DestinationDepartingReturningPrice
Chicago Sat, May 7 Mon, May 9 $197

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $197
Seattle to Moline American, Alaska, United $361
Seattle to Bloomington - Normal American, United $404
Seattle to Peoria American, Alaska, United $314
Seattle to Champaign American, Alaska, United $400
Seattle to Springfield American, United $324

Cheap Domestic Flights to Illinois - IL

FlightsAirlineLowest Price
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $97
Bellingham to Chicago American, Alaska $359
Pasco to Chicago American, Alaska, United $310
Portland to Peoria American, Alaska, United $442
Portland to Moline American, Alaska, United $398
Wenatchee to Chicago American, Alaska $411
Portland to Springfield American, United $442
Yakima to Chicago American, Alaska $490
Portland to Champaign American, United Check Dates
Portland to Bloomington - Normal American, Alaska, United $398
Pasco to Moline American, Alaska, United $517
Bellingham to Moline American, Alaska $565
Bellingham to Peoria American Check Dates

Cheap International Flights to Illinois - IL

FlightsAirlineLowest Price
Vancouver to Chicago Pacific Coastal, American, Air Canada, Alaska, Frontier, Spirit, United, WestJet $377
Victoria to Chicago Pacific Coastal, American, Air Canada, Alaska, United, WestJet $354
Vancouver to Moline American, Air Canada, Alaska, United, WestJet $300
Comox to Chicago American, Air Canada, United, WestJet $459
Vancouver to Bloomington - Normal American, Air Canada, Alaska, United, WestJet $332
Vancouver to Peoria American, Air Canada, Alaska, United, WestJet Check Dates
Nanaimo to Chicago American, Air Canada, Spirit, United, WestJet $538
Vancouver to Champaign American, Air Canada, Alaska, United, WestJet $651
Vancouver to Springfield American, Air Canada, Alaska, United, WestJet $648
Penticton to Chicago American, Air Canada, Alaska, United, WestJet Check Dates

Flight Schedule Summaries

Seattle to Bloomington - Normal
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Delta DTW X X X X X X X
Delta SLC / ATL X X X X X X X
Seattle to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American - X X X X X X X
Alaska - X X X X X X X
Alaska PDX X X X X X X X
Delta DTW X X X X X X X
Frontier - X X X
Frontier DEN X X X X X X X
United - X X X X X X X
United SFO X X X X X X X
Virgin America LAX X X X X X X X
Southwest - X X X X X X X
Southwest LAS X X X X X X X
Seattle to Champaign
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Seattle to Moline
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Delta ATL X X X X X X X
Delta SLC / MSP X
United ORD X X X X X X X
Seattle to Peoria
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
Delta MSP X X X X X X X
Delta SLC / ATL X
United ORD X X X X X X X
Seattle to Springfield
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X
American PHX / DFW X X X X X X X
United ORD X X X X X X X
Cheap Flights from Seattle to Illinois - from $197 Round trip from SEA to IL