Find cheap flights from Chicago to Denver

CHI - DEN

Find cheap flights from Chicago to Denver

Round-trip
Economy
Chicago (CHI)
Denver Intl
Fri 7/31
Fri 8/7
Any month
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Good to know

Low season

May Best time to beat the crowds with an average 17% drop in price.

High season

December Most popular time to fly with an average 23% increase in price.

Average price of a round-trip

$156 (avg. price over the last 2 weeks)

Good deal for a round-trip

$145 or less

When to book flights from Chicago to Denver

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $100 or less.
  • The cheapest flight from Chicago to Denver was found 47 days before departure, on average.
  • Book at least 2 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is May.
  • Morning departure is around 9% cheaper than an evening flight, on average*.
  • Travelers on flights from Chicago to Denver looking for an authentic Mexican sandwich should stop by Tortas Frontera by Rick Bayless. The torta is the signature dish at this quaint restaurant located in Terminal 3, Concourse K of Chicago O’Hare International Airport. In addition to great tortas, Tortas by Rick Bayless also features a guacamole bar, fresh tortilla chips and salsa, plus a full line of salads and craft beers.
  • When the kids are along for the trip from Chicago to Denver, take them to Kids on the Fly, located in Terminal 2 near gate F1 inside Chicago O’Hare International Airport. This children’s play area is aviation themed and equipped things like a control tower they can climb into, a giant helicopter they can explore, and a larger number of foam crates and bags to load and unload.
  • Travelers on flights from Chicago to Denver looking for a spacious and luxurious place to spend some time before their flight can head to the United Club located in Terminal 1, Concourse B of Chicago O’Hare International Airport. This clean and quiet lounge is the perfect spot to work or relax before your flight. They offer a full buffet, a wide array of beverages and snacks, and plenty of tables and power outlets to get any last-minute work done before your flight.
  • When looking for a hotel that is both upscale and convenient, the The Westin Denver International Airport is the perfect spot. This hotel's intriguing design is changing the way travelers think about airport hotels. With convenient access to both downtown Denver and the wealth of ski resorts the Colorado mountains offer, this property has something for everyone.
  • When looking to arrive in comfort and style in Denver, your first choice should be Peak 1 Express. Peak 1 offers affordable and safe transportation in their full line of Mercedes Benz Sprinters. Whether you are headed to downtown Denver or one of Denver’s many ski resorts, Peak 1 can get you there in style and in comfort.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Chicago to Denver flights

How long does a flight from Chicago to Denver take?

How many flights are there between Chicago and Denver?

Which airlines provide the cheapest flights from Chicago to Denver?

Do I need a passport to fly between Chicago and Denver?

Which airlines fly most frequently between Chicago and Denver?

What’s the cheapest day of the week to fly Chicago to Denver?

Which airports will I be using when flying from Chicago to Denver?

What is the fastest way to get from downtown Chicago to Chicago Midway Airport?

Where can I get an Uber at Denver International Airport?

Are there pet relief areas at Chicago Midway Airport?

Does Denver International Airport offer a cell phone lot for those picking up passengers?

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

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

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

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

Top 5 airlines serving Chicago to Denver Intl

Scores according to KAYAK customer reviews

8.0
Delta
Overall score based on 28,491 reviews
8.2
Boarding
7.8
Comfort
8.5
Crew
7.8
Entertainment
7.5
Food
Airline reviews
Read more about Delta

Book cheap flights from Chicago to Denver (round-trip)

Airports
Origin
Chicago
$31
only
$31
$158
only
$158
Destination
Denver
$31
only
$31
Mon, Aug 17
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Mon, Aug 24
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 33m
Trip: 8 days
Based on null reviews
Sat, Aug 22
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Wed, Aug 26
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 5 days
Based on null reviews
Fri, Oct 16
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 34m
Mon, Oct 19
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 18m
Trip: 4 days
Based on null reviews
Thu, Aug 20
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Tue, Aug 25
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 6 days
Based on null reviews
Thu, Aug 20
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Tue, Aug 25
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 6 days
Based on null reviews
Sat, Aug 1
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Thu, Aug 6
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 26m
Trip: 6 days
Based on null reviews
Wed, Jul 29
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Sat, Aug 1
DEN
Denver Airport
ORD
Chicago O'Hare Airport
7h 08m
Trip: 4 days
Based on null reviews
Tue, Jul 28
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 45m
Tue, Jul 28
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 1 days
Based on null reviews
Wed, Jul 29
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Wed, Jul 29
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 1 days
Based on null reviews
Thu, Jul 23
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Sun, Jul 26
DEN
Denver Airport
ORD
Chicago O'Hare Airport
10h 06m
Trip: 4 days
Based on null reviews
Sat, Aug 15
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 43m
Sat, Aug 22
DEN
Denver Airport
ORD
Chicago O'Hare Airport
10h 14m
Trip: 8 days
Based on null reviews
Tue, Aug 11
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 47m
Tue, Aug 18
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 27m
Trip: 8 days
Based on null reviews
Wed, Aug 26
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Sun, Aug 30
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 5 days
Based on null reviews
Wed, Jul 29
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 20m
Wed, Aug 5
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 26m
Trip: 8 days
Based on null reviews
Wed, Sep 9
MDW
Chicago Midway Airport
DEN
Denver Airport
4h 44m
Thu, Sep 17
DEN
Denver Airport
MDW
Chicago Midway Airport
4h 11m
Trip: 9 days
Based on null reviews
Tue, Jul 28
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 45m
Fri, Aug 7
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 27m
Trip: 11 days
Based on null reviews
Wed, Oct 21
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 53m
Thu, Oct 29
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 18m
Trip: 9 days
Based on null reviews
Mon, Jul 27
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Mon, Aug 3
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 8 days
Based on null reviews
Sat, Aug 8
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 20m
Sat, Aug 15
DEN
Denver Airport
ORD
Chicago O'Hare Airport
10h 14m
Trip: 8 days
Based on null reviews
Tue, Aug 4
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Tue, Aug 11
DEN
Denver Airport
ORD
Chicago O'Hare Airport
2h 36m
Trip: 8 days
Based on null reviews
Show more results

Book cheap flights from Chicago to Denver (one-way)

Airports
Origin
Chicago
$16
only
$16
$77
only
$77
Destination
Denver
$16
only
$16
Sat, Aug 15
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Thu, Jul 30
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 46m
Based on null reviews
Sun, Aug 2
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Tue, Jul 28
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 46m
Based on null reviews
Sun, Aug 2
ORD
Chicago O'Hare Airport
DEN
Denver Airport
11h 11m
Based on null reviews
Tue, Jul 28
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Wed, Aug 5
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 20m
Based on null reviews
Thu, Jul 30
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 20m
Based on null reviews
Sat, Aug 8
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Thu, Aug 20
MDW
Chicago Midway Airport
DEN
Denver Airport
11h 05m
Based on null reviews
Thu, Sep 24
MDW
Chicago Midway Airport
DEN
Denver Airport
6h 59m
Based on null reviews
Fri, Aug 7
ORD
Chicago O'Hare Airport
DEN
Denver Airport
21h 55m
Based on null reviews
Wed, Jul 29
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Mon, Aug 17
ORD
Chicago O'Hare Airport
DEN
Denver Airport
13h 50m
Based on null reviews
Tue, Aug 11
ORD
Chicago O'Hare Airport
DEN
Denver Airport
2h 39m
Based on null reviews
Sun, Aug 2
ORD
Chicago O'Hare Airport
DEN
Denver Airport
22h 17m
Based on null reviews
Wed, Aug 5
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 20m
Based on null reviews
Thu, Jul 30
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 00m
Based on null reviews
Thu, Aug 6
ORD
Chicago O'Hare Airport
DEN
Denver Airport
12h 51m
Based on null reviews
Wed, Jul 29
ORD
Chicago O'Hare Airport
DEN
Denver Airport
10h 06m
Based on null reviews
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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