Flights
Hotels
From
To
1 traveler
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.

Flights
Hotels
Round-trip
One-way
1 traveler
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.

Cheap Flights From Denver To Illinois Last modified: Dec 10, 2016 0:37 -05:00

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

Chicago
Carrier Departure Date Return Date Lowest Price
Frontier Jan 17, 2017 Jan 18, 2017 $87
Frontier Jan 17, 2017 Jan 24, 2017 $87
Frontier Feb 7, 2017 Feb 14, 2017 $87
Frontier Jan 24, 2017 Feb 7, 2017 $87
Frontier Jan 11, 2017 Jan 18, 2017 $87
Frontier Jan 25, 2017 Jan 31, 2017 $87
Frontier Feb 14, 2017 Feb 22, 2017 $87
American Feb 14, 2017 Feb 22, 2017 $87
Frontier Jan 10, 2017 Jan 11, 2017 $87
Frontier Jan 19, 2017 Jan 24, 2017 $92

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
Bloomington 12/15/16 12/18/16 $506
Springfield 12/16/16 12/19/16 $327
Chicago 1/12/17 1/16/17 $97
Peoria 1/13/17 1/15/17 $284
Moline 1/13/17 1/16/17 $473

Flight Schedule Summaries Last modified: Dec 10, 2016 0:37 -05:00Number of routes searched: 614Number of itineraries searched: 1,315,297

Denver to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Frontier -
Spirit -
United -
American BOS
American BWI
American CLT
American DFW
Alaska SEA
JetBlue BOS
JetBlue JFK
Delta ATL
Delta DTW
Delta MSP
Delta CVG
Delta JFK
Spirit DFW
United ABQ
United ASE
United ATL
United AUS
Virgin America SFO

Cheap Domestic Flights from Denver - DEN Last modified: Dec 10, 2016 0:37 -05:00Prices shown were found by travelers like you over the past 30 days

Cheap Flights from Denver to Illinois - from $87 Round trip from DEN to IL