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Cheap flights from Illinois (IL) to Colorado (CO)

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Cheap flights from Illinois to Colorado in January 2020

The best prices found for Illinois to Colorado flights for January
28 Jan - 11 Feb
$61pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
29 Jan - 4 Feb
$67pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
26 Jan - 29 Jan
$69pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Illinois to Colorado 2020 flight deals

Cheap flights to Colorado from Illinois found for this year
24 Feb - 26 Feb
$67pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
25 Feb - 29 Feb
$68pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
22 Feb - 25 Feb
$69pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Non-stop flights to Colorado from Illinois

Save time with Illinois to Colorado direct flight deals
10 Feb - 11 Feb
$53pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
4 Feb - 12 Feb
$61pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
28 Jan - 1 Feb
$62pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Colorado

Late deals on round-trip flights to Colorado from Illinois, departing today and this week
21 Jan - 28 Jan
$61pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
22 Jan - 23 Jan
$67pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
26 Jan - 29 Jan
$69pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Destination points for flights from Illinois to Colorado

Destination information for Colorado

Things to know before you go. Useful info for your trip from Illinois to Colorado
Flight duration
2h 41m

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing

Colorado Springs (COS)
Denver (DEN)
Durango (DRO)
Eagle County Rgnl (EGE)
Grand Junction (GJT)

Related info for your journey

Useful info, stats and facts about Illinois to Colorado flights.

Flight FAQs

From Illinois to Colorado

What days are nonstop flights available from Illinois to Colorado?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from Illinois to Colorado was viewed by 440 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from Illinois to Colorado?

When booking a flight from Illinois to Colorado, you may want to consider flying on Major Airline, Delta or Frontier as they are the most popular for this route.

What are the most popular routes from Illinois to Colorado?

The most popular flight routes from Illinois to Colorado are Chicago O'Hare Intl - Denver Intl, Chicago Midway - Denver Intl and Chicago O'Hare Intl - Aspen Pitkin County.

What are the cheapest Flights from Illinois to Colorado?

The cheapest flight price from Illinois to Colorado is $32. On average you can expect to pay $145. The most popular route, (Chicago O'Hare Intl - Denver Intl), can usually be booked for $53.

What are the most reliable airlines from Illinois to Colorado?

The top 3 most reliable airlines when flying from Illinois to Colorado are Delta (100%), GoJet (100%) and Spirit Airlines (84%).