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Cheap Flights From Seattle To Illinois

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

Chicago
Carrier Departure Date Return Date Lowest Price
United Jul 18, 2017 Jul 19, 2017 $267
United Jul 19, 2017 Jul 24, 2017 $267
United Jul 12, 2017 Jul 19, 2017 $275
United Jul 13, 2017 Jul 18, 2017 $275
United Jul 13, 2017 Jul 24, 2017 $275
United Jul 15, 2017 Jul 19, 2017 $275
United Jul 12, 2017 Jul 18, 2017 $275
United Jul 11, 2017 Jul 18, 2017 $275
United Jun 20, 2017 Jul 5, 2017 $275
United Jul 13, 2017 Jul 19, 2017 $275

Cheap Last Minute Flights from Seattle to Illinois Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Seattle to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Springfield, Illinois 6/2/17 6/4/17 $810
Champaign 6/15/17 6/18/17 $591
Moline 6/16/17 6/20/17 $464
Chicago 6/22/17 6/25/17 $360
Peoria 6/23/17 6/25/17 $596

Flight Schedule Summaries Last modified: May 26, 2017 10:25 -04:00Number of routes searched: 629Number of itineraries searched: 1,140,173

Seattle to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
Major Airlines -
Frontier -
United -
American ATL
American BNA
American BOS
American CLT
Air Canada YVR
Alaska ANC
Alaska AUS
Alaska LAX
Alaska PDX
JetBlue BOS
JetBlue JFK
Major Airlines ATL
Major Airlines DTW
Major Airlines MSP
Major Airlines CVG
Frontier DEN
Frontier PHX
Spirit LAS
Spirit LAX
United DCA
United DEN
United DFW
United EWR
Virgin America LAX
Virgin America SFO

Cheap Domestic Flights from Seattle - SEA Last modified: May 26, 2017 10:25 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Seattle to Illinois - from $267 Round trip from SEA to IL