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Cheap Flights from Denver to Illinois

Popular Flights from Denver to Illinois

Did You Know?

  • The shortest flight from Denver, CO to Illinois is 749 miles.
  • There are 43 carriers flying into Illinois.
  • The most popular destination from Denver, CO is Salt Lake International.
  • There are 613 direct flights from Denver to Illinois.
  • Minneapolis-St Paul, MN is the most popular connecting city from Denver, CO to Illinois.
  • There are 104 connecting cities from Denver, CO to Illinois.
  • The longest flight from Denver, CO to Illinois is 892 miles.
  • Minneapolis-St Paul, MN has the most direct flights to Illinois.

Expert Travel Advice Provided by Farecompare

Cheap Domestic Flights from Denver - DEN

Flights
Airline
Lowest Price
Denver to Chicago
US Airways, Delta, United, Alaska, American, Spirit, Frontier
$148
Denver to Moline
United, Delta, US Airways, American
$368
Denver to Peoria
US Airways, Delta, United, American
$377
Denver to Bloomington-Normal
American, AirTran, Delta, Frontier
$220
Denver to Champaign
American
$242
Denver to Springfield
American, United
$477
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updated: 2012-05-27T23:24-04:00
Cheap Flights from Denver to Illinois - from $148 Round trip from DEN to IL