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

As of December 2025, 17 flights take off from Chicago and land in Colorado each day. The most common flight departure time for this route is 6:00PM, with 35% of daily flights taking off in the afternoon.

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

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

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

122 flights are operational weekly from Chicago to Colorado as of December 2025. The most popular departure day for this route is Wed, with 52% of flights per week taking off on this day.

What airlines fly to Colorado?

United Airlines, Frontier and American Airlines 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 32% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 4 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 4 as of December 2025.

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.

$67 Cheap Flights from Chicago to Colorado in 2025/26

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Cheap round-trip flights

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3:05 pm - 4:54 pm

MDW

DEN

2h 49mnonstop

10:43 am - 2:05 pm

DEN

MDW

2h 22mnonstop

$105Frontier

Fri, Jan 9 - Mon, Jan 12

7:41 pm - 9:41 pm

ORD

DEN

3h 00mnonstop

7:30 am - 6:27 pm

DEN

ORD

9h 57m1 stop

$106Frontier

Thu, Jan 22 - Tue, Jan 27

2:15 pm - 8:18 pm

ORD

GJT

7h 03m1 stop

6:10 pm - 11:59 pm

GJT

ORD

4h 49m1 stop

$211United Airlines

Sat, Jan 17 - Wed, Jan 21

7:10 am - 12:38 pm

ORD

GJT

6h 28m1 stop

6:10 pm - 11:59 pm

GJT

ORD

4h 49m1 stop

$225United Airlines

Fri, Jan 2 - Tue, Jan 6

12:24 pm - 2:56 pm

ORD

ASE

3h 32mnonstop

3:46 pm - 7:51 pm

ASE

ORD

3h 05mnonstop

$227American Airlines

Tue, Mar 24 - Wed, Mar 25

1:55 pm - 10:02 pm

ORD

GJT

9h 07m2 stops

7:40 am - 5:55 pm

GJT

ORD

9h 15m2 stops

$227Delta

Fri, Jan 9 - Tue, Jan 13

8:26 am - 4:06 pm

ORD

ASE

8h 40m1 stop

3:46 pm - 7:51 pm

ASE

ORD

3h 05mnonstop

$237American Airlines

Tue, Mar 24 - Wed, Mar 25

8:50 am - 2:43 pm

ORD

HDN

6h 53m1 stop

3:40 pm - 9:43 pm

HDN

ORD

5h 03m1 stop

$249Delta

Sat, Jan 17 - Sat, Jan 24

8:15 am - 1:05 pm

MDW

COS

5h 50m1 stop

1:45 pm - 8:40 pm

COS

MDW

5h 55m1 stop

$281Southwest

Wed, Jan 7 - Tue, Jan 13

4:05 pm - 7:30 pm

MDW

COS

4h 25m1 stop

10:15 am - 10:40 pm

COS

MDW

11h 25m1 stop

$285Southwest

Sat, Jan 17 - Sun, Jan 18

Frontier flights from Chicago to Colorado

Our best Frontier deals on Chicago to Colorado flight tickets

Frontier

Jan 9

MDW3:05 pmChicago Midway

2h 49m

DEN4:54 pmDenver Intl

Jan 12

DEN10:43 amDenver Intl

2h 22m

MDW2:05 pmChicago Midway

$105

Find similar

Frontier

Jan 22

ORD7:41 pmChicago O'Hare Intl

3h 00m

DEN9:41 pmDenver Intl

Jan 27

DEN7:30 amDenver Intl

9h 57m

1 stop

ORD6:27 pmChicago O'Hare Intl

$106

Find similar

Frontier

Jan 9

MDW3:05 pmChicago Midway

2h 49m

DEN4:54 pmDenver Intl

Jan 16

DEN4:32 pmDenver Intl

2h 22m

MDW7:54 pmChicago Midway

$107

Find similar

Southwest flights from Chicago to Colorado

Our best Southwest deals on Chicago to Colorado flight tickets

Southwest

Jan 17

MDW7:40 pmChicago Midway

2h 45m

DEN9:25 pmDenver Intl

Jan 21

DEN12:05 pmDenver Intl

2h 20m

MDW3:25 pmChicago Midway

$165

Find similar

Southwest

Jan 17

MDW7:40 pmChicago Midway

2h 45m

DEN9:25 pmDenver Intl

Jan 21

DEN7:00 amDenver Intl

5h 25m

1 stop

MDW1:25 pmChicago Midway

$175

Find similar

Southwest

Jan 20

MDW2:10 pmChicago Midway

2h 40m

DEN3:50 pmDenver Intl

Jan 25

DEN7:40 amDenver Intl

2h 30m

MDW11:10 amChicago Midway

$177

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoDenver

MDW - DEN

MDWDEN

Chicago Midway

Fri 1/9

3:05 pm-4:54 pm

Nonstop2h 49m

Denver Intl

Mon 1/12

10:43 am-2:05 pm

Nonstop2h 22m

$105

ChicagoDenver

ORD - DEN

ORDDEN

Chicago O'Hare Intl

Thu 1/22

7:41 pm-9:41 pm

Nonstop3h 00m

Denver Intl

Tue 1/27

7:30 am-6:27 pm

1 stop9h 57m

$106

ChicagoGrand Junction

ORD - GJT

ORDGJT

Chicago O'Hare Intl

Sat 1/17

2:15 pm-8:18 pm

1 stop7h 03m

Grand Junction Regnl

Wed 1/21

6:10 pm-11:59 pm

1 stop4h 49m

$211

ChicagoGrand Junction

ORD - GJT

ORDGJT

Chicago O'Hare Intl

Fri 1/2

7:10 am-12:38 pm

1 stop6h 28m

Grand Junction Regnl

Tue 1/6

6:10 pm-11:59 pm

1 stop4h 49m

$225

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 3/24

12:24 pm-2:56 pm

Nonstop3h 32m

Aspen Pitkin County

Wed 3/25

3:46 pm-7:51 pm

Nonstop3h 05m

$227

ChicagoGrand Junction

ORD - GJT

ORDGJT

Chicago O'Hare Intl

Fri 1/9

1:55 pm-10:02 pm

2 stops9h 07m

Grand Junction Regnl

Tue 1/13

7:40 am-5:55 pm

2 stops9h 15m

$227

ChicagoAspen

ORD - ASE

ORDASE

Chicago O'Hare Intl

Tue 3/24

8:26 am-4:06 pm

1 stop8h 40m

Aspen Pitkin County

Wed 3/25

3:46 pm-7:51 pm

Nonstop3h 05m

$237

ChicagoHayden

ORD - HDN

ORDHDN

Chicago O'Hare Intl

Sat 1/17

8:50 am-2:43 pm

1 stop6h 53m

Hayden Yampa Valley

Sat 1/24

3:40 pm-9:43 pm

1 stop5h 03m

$249

ChicagoColorado Springs

MDW - COS

MDWCOS

Chicago Midway

Wed 1/7

8:15 am-1:05 pm

1 stop5h 50m

Colorado Springs

Tue 1/13

1:45 pm-8:40 pm

1 stop5h 55m

$281

ChicagoColorado Springs

MDW - COS

MDWCOS

Chicago Midway

Sat 1/17

4:05 pm-7:30 pm

1 stop4h 25m

Colorado Springs

Sun 1/18

10:15 am-10:40 pm

1 stop11h 25m

$285

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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 $181. The month of October is another great option to travel to Colorado, with average flight prices from Chicago averaging around $183.

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

The cheapest day to depart from Chicago to Colorado is on a Saturday when prices can be found for as low as $237. On the other hand, Sunday 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 $287.

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 morning when flights can be purchased for as low as $244. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $305 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 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 $219 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 $185 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	$134
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 $134. The best round-trip flight deal from Chicago to Colorado found on momondo in the last 72 hours is $178.

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

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 4 as of December 2025.
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 15.77% of all bookings. The subsequent popular models are Boeing 737-800 at 11.57%, Boeing 737-900 at 9.15%, and Boeing 757-300 at 8.42%.

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 $58	Free Cancellation	Rating 5.8 3,081 reviews	Search Frontier flights
American Airlines	PriceFrom $153	Free Cancellation	Rating 7.2 11,055 reviews	Search American Airlines flights
United Airlines	PriceFrom $155	Free Cancellation	Rating 7.4 9,093 reviews	Search United Airlines flights
Southwest	PriceFrom $157	Free Cancellation	Rating 7.9 4,250 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.

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Popular cities in Colorado

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Cheap flights from Chicago to Colorado from $67

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 3/5. 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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Frontier flights from Chicago to Colorado

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Our best Southwest deals on Chicago to Colorado flight tickets

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How to get the cheapest flight ticket from Chicago to Colorado

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 $181. The month of October is another great option to travel to Colorado, with average flight prices from Chicago averaging around $183.

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?

The cheapest time of day to fly to Colorado is in the morning when flights can be purchased for as low as $244. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $305 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 to Colorado?

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.

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

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

What airlines fly to Colorado?

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

As of December 2025, 17 flights take off from Chicago and land in Colorado each day. The most common flight departure time for this route is 6:00PM, with 35% of daily flights taking off in the afternoon.

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

122 flights are operational weekly from Chicago to Colorado as of December 2025. The most popular departure day for this route is Wed, with 52% of flights per week taking off on this day.

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

Fastest flight time

Direct flights

Airports in Colorado

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

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

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

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

What is the most popular plane model 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?

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

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

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

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

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