Cheap flights from Chicago (CHI) to Colorado (CO)

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How to find the cheapest flight from
Chicago (CHI) to Colorado

All the information you need to plan the best CHI to DEN flight in 2021: compare Chicago to Colorado flight prices with the expected peak season, weather and rainfall in Colorado.
How far in advance should I book a flight from Chicago to Colorado?

To save on the cost of your flight from Chicago to Colorado, book at least 14 days before your planned departure. Booking around this time can save you about 12% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $88 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $106.

What is the cheapest month to fly from Chicago to Colorado?

August is one of the best times of the year to fly to Colorado from Chicago. Prices for August average $98 per person but you can even find prices for as low as $36. The most expensive prices can be found in the month of December. Opting for a August flight can save you 38% on your journey compared to booking in August

Cheap flights from Chicago to Colorado in May, June 2021

The best prices found for CHI to Colorado flights for May, June
19 May - 21 May
$73pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$74pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$75pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

Chicago to Colorado 2021 flight deals

Cheap flights to Colorado from Chicago found for this year
19 May - 21 May
$73pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$74pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$75pp
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 Chicago

Save time with Chicago to Colorado direct flight deals
19 May - 21 May
$73pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$74pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$75pp
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 Chicago to Colorado

Late deals on round-trip flights to Colorado from Chicago, departing today and this week
19 May - 21 May
$73pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$74pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl
17 May - 19 May
$75pp
ORD
Chicago O'Hare Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
ORD
Chicago O'Hare Intl

One-way flights to Colorado from Chicago

The cheapest one-way flights from Chicago to Colorado
4:30 am - 6:19 am
Frontier
Nonstop
2h 49m
ORD - DEN
Frontier
$65
Kiwi.com
2:59 pm - 7:55 pm
Multiple Airlines
1 Stop
29h 56m
ORD - DEN
Multiple Airlines
$67
Kiwi.com
10:40 am - 12:25 pm
United Airlines
Nonstop
2h 45m
ORD - DEN
United Airlines
$69
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Colorado</span> flights.

Flight FAQs

From Chicago to Colorado

Are flight prices decreasing from Chicago to Colorado due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Colorado for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Chicago to Colorado have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Spirit Airlines, and American Airlines flying from Chicago to Colorado have implemented new flexible cancellation policies.

Can I find flights from Chicago to Colorado for under $100 on Cheapflights?

Yes, there are multiple flights from Chicago to Colorado for under $100. The cheapest flight booked recently is on Frontier for just $73, but on average you can expect to pay $87.

Are there nonstop flights from Chicago to Colorado for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to Colorado under $100. A good price for a nonstop flight from Chicago to Colorado is less than $86.

Are there last-minute flights available from Chicago to Colorado for under $100?

There are currently 20+ open flights from Chicago to Colorado within the next 7 days for less than $100.

What days are nonstop flights available from Chicago to Colorado?

You can find nonstop flights on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

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

Consider Major Airline, American Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Chicago to Colorado.

What are the most popular routes from Chicago to Colorado?

When deciding which route to take from Chicago to Colorado consider Chicago O'Hare Intl - Denver Intl, Chicago Midway - Denver Intl or Chicago O'Hare Intl - Colorado Springs as they are the most popular.

What are the cheapest Flights from Chicago to Colorado?

While on average a flight from Chicago to Colorado is generally $467, our data shows the cheapest flight currently is $42. When looking at the most popular route, (Chicago O'Hare Intl - Denver Intl), you can expect to pay $78 for that flight.

What are the most reliable airlines from Chicago to Colorado?

The top 3 most reliable airlines when flying from Chicago to Colorado are Volaris (100%), Brussels Airlines (96%) and SAS (96%).

How long is the flight from Chicago to Colorado?

A quick flight from Chicago to Colorado can take about 2h 34m. United Airlines provides one of the quickest options available for as low as $157. Most flights are nonstop.

What are the cheapest airlines flying from Chicago to Colorado round-trip?

According to our current data, Frontier ($73), Spirit Airlines ($82), and American Airlines ($97) offers the cheapest pricing from Chicago to Colorado.

What are the cheapest airlines to fly from Chicago to Colorado one-way?

One-way options have recently been found by users for as low as $33 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $40 and American Airlines from $49 one-way.

Destination points for flights from Chicago to Colorado

Select to see more specific information for flights from Chicago to all places in Colorado.

Destination information for Colorado

Things to know before you go - useful duration and weather info for your trip from Chicago to Colorado.
Flight duration
2h 41m

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing

Colorado Springs (COS)
Denver (DEN)
Durango (DRO)
Vail Eagle County (EGE)
Loveland Northern Colorado (FNL)

Top 6 airlines flying from Chicago to Colorado

The chart below displays the airlines Cheapflights users traveling from Chicago to Colorado choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$53 $155 No cancel fee 65%
Frontier
$39 $177 No cancel fee 62%
Delta
$82 $357 No cancel fee N/A
Southwest
$231 $382 No cancel fee 63%
United Airlines
$53 $423 No cancel fee 69%
American Airlines
$60 $448 No cancel fee 71%
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