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Cheap Flights From Denver To Illinois

Cheap flights from Denver (DEN) to popular destinations in Illinois (IL)

Chicago
Carrier Departure Date Return Date Lowest Price
Frontier Sep 20, 2017 Sep 26, 2017 $105
Spirit Sep 20, 2017 Sep 26, 2017 $109
Frontier Oct 5, 2017 Oct 10, 2017 $115
Frontier Oct 7, 2017 Oct 11, 2017 $115
Frontier Oct 23, 2017 Oct 31, 2017 $115
Frontier Sep 21, 2017 Oct 3, 2017 $115
Frontier Sep 14, 2017 Sep 19, 2017 $115
Frontier May 16, 2017 May 20, 2017 $119
Frontier May 17, 2017 May 20, 2017 $119
Frontier May 15, 2017 May 16, 2017 $119

Cheap Last Minute Flights from Denver 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 Denver to Illinois. The chart below shows the best last minute deals and cheap flights this weekend we could find.

DestinationDepartingReturningPrice
Springfield, Illinois 5/5/17 5/9/17 $570
Chicago 5/11/17 5/16/17 $128
Moline 5/18/17 5/21/17 $473
Peoria 5/25/17 5/28/17 $516

Flight Schedule Summaries Last modified: Apr 23, 2017 0:49 -04:00Number of routes searched: 643Number of itineraries searched: 1,725,635

Denver to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Frontier -
Spirit -
United -
American CLT
American DFW
American FLL
American LAX
Air Canada YVR
Alaska SEA
Alaska SFO
JetBlue BOS
JetBlue JFK
Major Airlines ATL
Major Airlines DTW
Major Airlines MSP
Major Airlines CVG
Major Airlines JFK
Spirit DFW
Spirit LAX
United ABQ
United ASE
United ATL
United AUS
Virgin America SFO

Cheap Domestic Flights from Denver - DEN Last modified: Apr 23, 2017 0:49 -04:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Denver to Illinois - from $105 Round trip from DEN to IL