How many flights depart from Chicago to Colorado on average per week?

427 flights are operational weekly from Chicago to Colorado as of November 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

What is the cheapest airline that flies from Chicago to Colorado?

Southwest, United Airlines, and Frontier are the most popular carriers operating from Chicago to Colorado

How many flights depart from Chicago to Colorado on average per day?

As of November 2026, 61 flights take off from Chicago and land in Colorado each day. The most common flight departure time for this route is 8:00PM, with 34% of daily flights taking off in the evening.

What airlines fly to Colorado?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Colorado from Chicago according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Chicago to Colorado?

Prices for flights from Chicago to Colorado were last updated today.

How many operators does momondo search for flights from Chicago to Colorado?

The number of operators available for flights from Chicago to Colorado is 6 as of November 2026.

How old do you have to be to fly from Chicago to Colorado?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$95 Cheap Flights from Chicago to Colorado in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 am - 8:36 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$156Frontier

Tue, Nov 24 - Fri, Jan 8

6:40 am - 8:36 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$156Frontier

Tue, Nov 24 - Tue, Jan 5

11:55 am - 1:55 pmORD Chicago O'Hare Intl-DEN Denver Intl

3h 00mnonstop

9:14 am - 1:00 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 46mnonstop

$199American Airlines

Tue, Dec 8 - Wed, Dec 16

6:25 pm - 8:15 pmMDW Chicago Midway-DEN Denver Intl

2h 50mnonstop

4:15 pm - 7:35 pmDEN Denver Intl-MDW Chicago Midway

2h 20mnonstop

$199Southwest

Sat, Dec 12 - Tue, Dec 15

8:55 pm - 10:40 pmMDW Chicago Midway-DEN Denver Intl

2h 45mnonstop

11:30 am - 2:50 pmDEN Denver Intl-MDW Chicago Midway

2h 20mnonstop

$199Southwest

Wed, Dec 2 - Sat, Dec 5

10:35 pm - 12:31 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

6:11 pm - 9:56 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 45mnonstop

$200American Airlines

Tue, Nov 24 - Tue, Dec 1

7:25 am - 9:29 amORD Chicago O'Hare Intl-DEN Denver Intl

3h 04mnonstop

5:47 pm - 6:45 pmDEN Denver Intl-ORD Chicago O'Hare Intl

23h 58m1 stop Minneapolis St Paul

$208Multiple Airlines

Tue, Dec 15 - Thu, Dec 24

11:15 am - 6:39 pmORD Chicago O'Hare Intl-DEN Denver Intl

8h 24m1 stop Minneapolis St Paul

9:26 pm - 12:53 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$211Multiple Airlines

Fri, Nov 20 - Mon, Nov 23

6:20 am - 10:12 amORD Chicago O'Hare Intl-DEN Denver Intl

4h 52m1 stop Minneapolis St Paul

4:10 pm - 9:35 pmDEN Denver Intl-ORD Chicago O'Hare Intl

4h 25m1 stop Minneapolis St Paul

$219Delta

Sat, Dec 12 - Sat, Dec 12

12:32 pm - 4:02 pmORD Chicago O'Hare Intl-DEN Denver Intl

4h 30m1 stop Minneapolis St Paul

4:10 pm - 9:35 pmDEN Denver Intl-ORD Chicago O'Hare Intl

4h 25m1 stop Minneapolis St Paul

$219Delta

Sat, Dec 5 - Tue, Dec 8

Cheap last minute flights

Enter your travel dates to find the best prices.

6:30 am - 8:26 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

9:26 pm - 12:54 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 28mnonstop

$220Frontier

Sat, Nov 7 - Thu, Dec 10

6:30 am - 8:26 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$229Frontier

Sat, Nov 7 - Thu, Dec 31

9:51 am - 8:00 pmORD Chicago O'Hare Intl-DEN Denver Intl

11h 09m1 stop Orlando

7:20 pm - 10:48 amDEN Denver Intl-ORD Chicago O'Hare Intl

14h 28m1 stop Minneapolis St Paul

$334Multiple Airlines

Sun, Nov 8 - Thu, Dec 31

6:30 am - 8:26 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

7:20 pm - 10:48 amDEN Denver Intl-ORD Chicago O'Hare Intl

14h 28m1 stop Minneapolis St Paul

$353Multiple Airlines

Sun, Nov 8 - Thu, Dec 31

6:25 pm - 8:20 pmMDW Chicago Midway-DEN Denver Intl

2h 55mnonstop

7:05 am - 10:30 amDEN Denver Intl-MDW Chicago Midway

2h 25mnonstop

$390Southwest

Sat, Nov 7 - Thu, Dec 10

6:25 pm - 8:20 pmMDW Chicago Midway-DEN Denver Intl

2h 55mnonstop

3:40 pm - 9:35 pmDEN Denver Intl-MDW Chicago Midway

4h 55m1 stop Lambert-St Louis

$400Southwest

Sat, Nov 7 - Thu, Dec 10

10:12 am - 3:49 pmMDW Chicago Midway-DEN Denver Intl

6h 37m1 stop Minneapolis St Paul

11:10 am - 5:24 pmDEN Denver Intl-MDW Chicago Midway

5h 14m1 stop Minneapolis St Paul

$410Delta

Sat, Nov 7 - Thu, Dec 31

6:23 am - 9:58 amORD Chicago O'Hare Intl-DEN Denver Intl

4h 35m1 stop Minneapolis St Paul

10:36 am - 6:14 pmDEN Denver Intl-ORD Chicago O'Hare Intl

6h 38m1 stop Detroit Metropolitan Wayne County

$437Delta

Mon, Nov 9 - Thu, Nov 26

9:05 pm - 10:54 pmORD Chicago O'Hare Intl-DEN Denver Intl

2h 49mnonstop

6:46 am - 10:29 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 43mnonstop

$467American Airlines

Mon, Nov 9 - Thu, Nov 19

10:35 pm - 12:26 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 51mnonstop

6:11 pm - 9:56 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 45mnonstop

$467American Airlines

Mon, Nov 9 - Mon, Nov 23

Cheap direct flights

Enter your travel dates to find the best prices.

6:40 am - 8:36 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$156Frontier

Tue, Nov 24 - Fri, Jan 8

6:40 am - 8:36 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$156Frontier

Tue, Nov 24 - Tue, Jan 5

7:05 am - 9:09 amORD Chicago O'Hare Intl-DEN Denver Intl

3h 04mnonstop

8:59 pm - 12:26 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 27mnonstop

$156Frontier

Tue, Dec 22 - Thu, Jan 7

11:55 am - 1:55 pmORD Chicago O'Hare Intl-DEN Denver Intl

3h 00mnonstop

9:14 am - 1:00 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 46mnonstop

$199American Airlines

Tue, Dec 8 - Wed, Dec 16

6:25 pm - 8:15 pmMDW Chicago Midway-DEN Denver Intl

2h 50mnonstop

4:15 pm - 7:35 pmDEN Denver Intl-MDW Chicago Midway

2h 20mnonstop

$199Southwest

Sat, Dec 12 - Tue, Dec 15

8:55 pm - 10:40 pmMDW Chicago Midway-DEN Denver Intl

2h 45mnonstop

11:30 am - 2:50 pmDEN Denver Intl-MDW Chicago Midway

2h 20mnonstop

$199Southwest

Wed, Dec 2 - Sat, Dec 5

10:35 pm - 12:31 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 56mnonstop

6:11 pm - 9:56 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 45mnonstop

$200American Airlines

Tue, Nov 24 - Tue, Dec 1

10:40 pm - 12:30 amORD Chicago O'Hare Intl-DEN Denver Intl

2h 50mnonstop

6:46 am - 10:30 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 44mnonstop

$201American Airlines

Sat, Dec 5 - Mon, Dec 7

8:07 pm - 9:59 pmORD Chicago O'Hare Intl-DEN Denver Intl

2h 52mnonstop

8:25 pm - 11:59 pmDEN Denver Intl-ORD Chicago O'Hare Intl

2h 34mnonstop

$221United Airlines

Thu, Dec 3 - Sat, Dec 5

12:59 pm - 2:49 pmORD Chicago O'Hare Intl-DEN Denver Intl

2h 50mnonstop

5:50 am - 9:34 amDEN Denver Intl-ORD Chicago O'Hare Intl

2h 44mnonstop

$221United Airlines

Tue, Dec 15 - Mon, Dec 21

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Frontier flights from Chicago to Colorado

Our best Frontier deals on Chicago to Colorado flight tickets

Frontier

Nov 24

ORD6:40 amChicago O'Hare Intl

2h 56m

DEN8:36 amDenver Intl

Jan 8

DEN8:59 pmDenver Intl

2h 27m

ORD12:26 amChicago O'Hare Intl

$156

Frontier

Jan 26

ORD6:21 amChicago O'Hare Intl

3h 00m

DEN8:21 amDenver Intl

Feb 2

DEN8:59 pmDenver Intl

2h 27m

ORD12:26 amChicago O'Hare Intl

$157

Frontier

Dec 6

ORD7:00 amChicago O'Hare Intl

3h 04m

DEN9:04 amDenver Intl

Jan 16

DEN8:59 pmDenver Intl

2h 27m

ORD12:26 amChicago O'Hare Intl

$158

Southwest flights from Chicago to Colorado

Our best Southwest deals on Chicago to Colorado flight tickets

Southwest

Dec 2

MDW8:55 pmChicago Midway

2h 45m

DEN10:40 pmDenver Intl

Dec 5

DEN11:30 amDenver Intl

2h 20m

MDW2:50 pmChicago Midway

$199

Southwest

Dec 2

MDW6:05 amChicago Midway

2h 55m

DEN8:00 amDenver Intl

Dec 5

DEN11:45 amDenver Intl

4h 20m

1 stop

MDW5:05 pmChicago Midway

$205

Southwest

Dec 3

MDW8:55 pmChicago Midway

2h 45m

DEN10:40 pmDenver Intl

Dec 7

DEN11:05 amDenver Intl

5h 00m

1 stop

MDW5:05 pmChicago Midway

$207

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Tue 11/24

6:40 am-8:36 am

Nonstop2h 56m

Denver Intl

Fri 1/8

8:59 pm-12:26 am

Nonstop2h 27m

$156

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Tue 11/24

6:40 am-8:36 am

Nonstop2h 56m

Denver Intl

Tue 1/5

8:59 pm-12:26 am

Nonstop2h 27m

$156

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Tue 12/8

11:55 am-1:55 pm

Nonstop3h 00m

Denver Intl

Wed 12/16

9:14 am-1:00 pm

Nonstop2h 46m

$199

ChicagoDenver

MDW Chicago Midway - DEN Denver Intl

MDWDEN

Chicago Midway

Sat 12/12

6:25 pm-8:15 pm

Nonstop2h 50m

Denver Intl

Tue 12/15

4:15 pm-7:35 pm

Nonstop2h 20m

$199

Quickest round-trip

ChicagoDenver

MDW Chicago Midway - DEN Denver Intl

MDWDEN

Chicago Midway

Wed 12/2

8:55 pm-10:40 pm

Nonstop2h 45m

Denver Intl

Sat 12/5

11:30 am-2:50 pm

Nonstop2h 20m

$199

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Tue 11/24

10:35 pm-12:31 am

Nonstop2h 56m

Denver Intl

Tue 12/1

6:11 pm-9:56 pm

Nonstop2h 45m

$200

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Tue 12/15

7:25 am-9:29 am

Nonstop3h 04m

Denver Intl

Thu 12/24

5:47 pm-6:45 pm

1 stop23h 58m

$208

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Fri 11/20

11:15 am-6:39 pm

1 stop8h 24m

Denver Intl

Mon 11/23

9:26 pm-12:53 am

Nonstop2h 27m

$211

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Sat 12/12

6:20 am-10:12 am

1 stop4h 52m

Denver Intl

Sat 12/12

4:10 pm-9:35 pm

1 stop4h 25m

$219

ChicagoDenver

ORD Chicago O'Hare Intl - DEN Denver Intl

ORDDEN

Chicago O'Hare Intl

Sat 12/5

12:32 pm-4:02 pm

1 stop4h 30m

Denver Intl

Tue 12/8

4:10 pm-9:35 pm

1 stop4h 25m

$219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of January is, on average, the cheapest month to fly to Colorado from Chicago, with most prices found around $246. The month of April is another great option to travel to Colorado, with average flight prices from Chicago averaging around $272.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Chicago to Colorado is on a Friday when prices can be found for as low as $291. On the other hand, Monday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $396.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $252. In the afternoon is when there is more demand to fly to Colorado, so prices are often more expensive at around $364 per ticket.

What is the cheapest Chicago to Colorado flight route?

Fly from Chicago O'Hare Intl to Denver Intl for the best Chicago - Colorado flight prices

How far in advance should I book a flight from Chicago to Colorado?

You are more likely to see cheaper flights to Colorado from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Chicago for as low as $238 on momondo.

What cabin class options are available on Chicago to Colorado flights?

There are 4 cabin classes available to choose from on Chicago to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Colorado flights?

No. A direct flight is the cheapest option for a flight between Chicago to Colorado.

Cheap Chicago to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Colorado

Best Price Found	$95
Fastest flight time	2h 30m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from Chicago in the past 72 hours is $95. The best round-trip flight deal from Chicago to Colorado found on momondo in the last 72 hours is $156.

The fastest flight from Chicago to Colorado takes 2h 30m

Direct flights go from Chicago to Colorado every day.

There are 87 airports in Colorado. From Chicago there are direct flights to Colorado Springs (COS), Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Chicago to Colorado

When did momondo last update prices for flights from Chicago to Colorado?
Prices for flights from Chicago to Colorado were last updated today.
How many operators does momondo search for flights from Chicago to Colorado?
The number of operators available for flights from Chicago to Colorado is 6 as of November 2026.
How old do you have to be to fly from Chicago to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Chicago to Colorado?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Colorado is Airbus A321neo, representing 18.49% of all bookings. The subsequent popular models are Airbus A321-100/200 at 10.98%, Boeing 737-800 at 9.67%, and Airbus A319 at 7.43%.

Best airlines flying from Chicago to Colorado

Compare and see reviews for airlines that fly from Chicago to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $72	Free Cancellation	Rating 5.5 2,513 reviews	Search Frontier flights
Delta	PriceFrom $105	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
JetBlue	PriceFrom $145	Free Cancellation	Rating 7.1 3,065 reviews	Search JetBlue flights
American Airlines	PriceFrom $176	Free Cancellation	Rating 7.0 12,230 reviews	Search American Airlines flights
United Airlines	PriceFrom $179	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
Southwest	PriceFrom $187	Free Cancellation	Rating 8.0 4,215 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Colorado?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Colorado for you.

Can I find flights from Chicago to Colorado with flexible booking policies on momondo?

momondo does allow users to show only those flights to Colorado from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Colorado?

Once all potential Chicago to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Colorado right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Colorado trip

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Flights to Las Vegasfrom $38

Flights to Washington, D.C.from $46

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Flights to Bostonfrom $71

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Flights to Dallasfrom $38

Cheap flights from Chicago to Colorado from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Colorado departing on 2/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Price Alerts

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Frontier flights from Chicago to Colorado

Our best Frontier deals on Chicago to Colorado flight tickets

Southwest flights from Chicago to Colorado

Our best Southwest deals on Chicago to Colorado flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to Colorado that are best for you.

See travel insights to Colorado from

How to get the cheapest flight ticket from Chicago to Colorado

What is the cheapest month to fly to Colorado?

What is the cheapest day to depart on your flight to Colorado?

What is the cheapest time of day to depart on your flight to Colorado?

What is the cheapest Chicago to Colorado flight route?

How far in advance should I book a flight from Chicago to Colorado?

What cabin class options are available on Chicago to Colorado flights?

Can stopping save me money on Chicago to Colorado flights?

What is the cheapest airline that flies from Chicago to Colorado?

What airlines fly to Colorado?

How many flights depart from Chicago to Colorado on average per day?

How many flights depart from Chicago to Colorado on average per week?

Cheap Chicago to Colorado flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from Chicago to Colorado

Best airlines flying from Chicago to Colorado

Compare and see reviews for airlines that fly from Chicago to Colorado with momondo

Why use momondo?

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo

Chicago flight routes

According to popular flight searches on momondo this year

Colorado flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Colorado

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