$61 Find Cheap Flights from Colorado to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flight Deals

Cheap Flights from Colorado to Chicago

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Colorado to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Colorado to Chicago

Mon, Oct 20 - Wed, Oct 22
Frontier Logo
9:26 pm - 12:59 amDEN-ORD
2h 33mnonstop
Frontier Logo
7:15 am - 9:04 amORD-DEN
2h 49mnonstop
$112Frontier
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Tue, Sep 30 - Wed, Oct 1
Frontier Logo
5:50 pm - 9:28 pmDEN-ORD
2h 38mnonstop
Frontier Logo
7:20 am - 9:13 amORD-DEN
2h 53mnonstop
$113Frontier
Find Deal
Tue, Sep 30 - Tue, Oct 7
Southwest Logo
5:50 am - 9:10 amDEN-MDW
2h 20mnonstop
Southwest Logo
4:35 pm - 6:15 pmMDW-DEN
2h 40mnonstop
$143Southwest
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Mon, Sep 22 - Wed, Sep 24
Southwest Logo
8:45 pm - 12:05 amDEN-MDW
2h 20mnonstop
Southwest Logo
8:50 pm - 10:25 pmMDW-DEN
2h 35mnonstop
$147Southwest
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Wed, Oct 15 - Sat, Oct 18
United Airlines Logo
8:28 pm - 11:59 pmDEN-ORD
2h 31mnonstop
United Airlines Logo
5:01 am - 6:42 amORD-DEN
2h 41mnonstop
$147United Airlines
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Sat, Oct 25 - Sat, Nov 1
Delta Logo
6:00 am - 2:58 pmCOS-ORD
7h 58m1 stop
Delta Logo
1:26 pm - 6:11 pmORD-COS
5h 45m1 stop
$217Delta
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Thu, Oct 23 - Mon, Oct 27
Delta Logo
6:00 am - 6:25 pmCOS-MDW
11h 25m2 stops
Delta Logo
6:00 am - 12:11 pmMDW-COS
7h 11m1 stop
$222Delta
Find Deal
Sat, Oct 25 - Sat, Nov 1
American Airlines Logo
12:05 pm - 3:49 pmCOS-ORD
2h 44mnonstop
American Airlines Logo
9:40 am - 11:34 amORD-COS
2h 54mnonstop
$229American Airlines
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Thu, Sep 25 - Sat, Sep 27
United Airlines Logo
6:00 am - 9:41 amCOS-ORD
2h 41mnonstop
United Airlines Logo
5:01 am - 10:40 amORD-COS
6h 39m1 stop
$237United Airlines
Find Deal
Thu, Sep 25 - Sun, Sep 28
American Airlines Logo
12:14 pm - 4:12 pmASE-ORD
2h 58mnonstop
American Airlines Logo
9:31 am - 11:41 amORD-ASE
3h 10mnonstop
$251American Airlines
Find Deal
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$61
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Denver to Chicago O'Hare Airport

Flights from Colorado to Chicago: the best tips from KAYAK users

Insights shared by verified travelers who flew the route from Colorado to Chicago 
AdamFlew with SouthwestDEN-ORDOct 2024
Arriving T5 at ORD on Southwest is often a LONG walk, with no moving walkways going out, to baggage claim / pickup.
BrianFlew with United AirlinesDEN-ORDJan 2024
Big airport. Make sure you have enough time between flights for rest, eating, etc…

FAQs for booking flights from Colorado to Chicago

  • How does KAYAK find such low prices on flights from Colorado to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Colorado to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to Colorado with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Saint Joseph
Hammond
Portage
Valparaiso
Lansing
Chesterton
Munster
Schererville
Porter
Monticello
Saint John
Griffith

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Colorado

Cabin classes available on flights to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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