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Cheap flights from Denver to Chicago from $107

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Denver to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:18 am - 9:35 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
10h 17m2 stops Dallas/Fort Worth Atlanta Hartsfield-Jackson
Frontier Logo
8:30 am - 9:55 pmORD  Chicago O'Hare Intl-DEN Denver Intl
14h 25m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth
$195Frontier
Wed, Dec 2 - Sat, Dec 5
Frontier Logo
7:30 am - 5:13 amDEN  Denver Intl-ORD Chicago O'Hare Intl
20h 43m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:30 am - 8:26 amORD  Chicago O'Hare Intl-DEN Denver Intl
2h 56mnonstop
$195Frontier
Fri, Nov 6 - Tue, Nov 10
Frontier Logo
7:30 am - 5:13 amDEN  Denver Intl-ORD Chicago O'Hare Intl
20h 43m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:30 am - 8:26 amORD  Chicago O'Hare Intl-DEN Denver Intl
2h 56mnonstop
$195Frontier
Fri, Nov 6 - Tue, Nov 10
Delta Logo
1:27 pm - 7:39 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
5h 12m1 stop Minneapolis St Paul
Delta Logo
5:42 pm - 11:34 pmORD  Chicago O'Hare Intl-DEN Denver Intl
6h 52m1 stop Minneapolis St Paul
$197Delta
Fri, Nov 13 - Mon, Nov 16
Delta Logo
1:27 pm - 7:39 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
5h 12m1 stop Minneapolis St Paul
Delta Logo
6:23 am - 9:58 amORD  Chicago O'Hare Intl-DEN Denver Intl
4h 35m1 stop Minneapolis St Paul
$197Delta
Fri, Nov 13 - Wed, Nov 18
American Airlines Logo
2:35 pm - 6:14 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
2h 39mnonstop
American Airlines Logo
9:45 am - 11:41 amORD  Chicago O'Hare Intl-DEN Denver Intl
2h 56mnonstop
$199American Airlines
Wed, Dec 2 - Sat, Dec 5
American Airlines Logo
2:11 pm - 5:50 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
2h 39mnonstop
American Airlines Logo
4:53 pm - 11:48 pmORD  Chicago O'Hare Intl-DEN Denver Intl
7h 55m1 stop Dallas/Fort Worth
$219American Airlines
Fri, Nov 13 - Mon, Nov 16
United Airlines Logo
6:00 am - 9:40 amDEN  Denver Intl-ORD Chicago O'Hare Intl
2h 40mnonstop
United Airlines Logo
7:57 pm - 9:48 pmORD  Chicago O'Hare Intl-DEN Denver Intl
2h 51mnonstop
$245United Airlines
Fri, Nov 20 - Sun, Nov 22
United Airlines Logo
5:50 am - 9:33 amDEN  Denver Intl-ORD Chicago O'Hare Intl
2h 43mnonstop
United Airlines Logo
10:00 pm - 11:53 pmORD  Chicago O'Hare Intl-DEN Denver Intl
2h 53mnonstop
$250United Airlines
Sun, Dec 27 - Thu, Dec 31
JetBlue Logo
1:35 pm - 5:24 pmDEN  Denver Intl-ORD Chicago O'Hare Intl
26h 49m1 stop Boston Logan Intl
JetBlue Logo
11:00 am - 12:40 pmORD  Chicago O'Hare Intl-DEN Denver Intl
26h 40m1 stop Boston Logan Intl
$1,102JetBlue
Fri, Mar 12 - Wed, Mar 17

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Frontier flights from Denver to Chicago O'Hare Intl Airport

Our best Frontier deals on Denver to Chicago O'Hare Intl Airport flight tickets
Frontier
Nov 6
DEN7:30 amDenver Intl
20h 43m
1 stop
ORD5:13 amChicago O'Hare Intl
Nov 10
ORD6:30 amChicago O'Hare Intl
2h 56m
DEN8:26 amDenver Intl
$195
Frontier
Nov 11
DEN4:09 pmDenver Intl
6h 04m
1 stop
ORD11:13 pmChicago O'Hare Intl
Nov 14
ORD4:36 pmChicago O'Hare Intl
5h 58m
1 stop
DEN9:34 pmDenver Intl
$196
Frontier
Nov 23
DEN7:50 pmDenver Intl
8h 20m
1 stop
ORD5:10 amChicago O'Hare Intl
Dec 4
ORD7:00 amChicago O'Hare Intl
3h 02m
DEN9:02 amDenver Intl
$197

momondo Fare Finder

 
Use the filters below to find and compare flights from Denver to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Wed 12/2

10:18 am-9:35 pm

2 stops10h 17m

Chicago O'Hare Intl

Sat 12/5

8:30 am-9:55 pm

2 stops14h 25m

$195

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/6

7:30 am-5:13 am

1 stop20h 43m

Chicago O'Hare Intl

Tue 11/10

6:30 am-8:26 am

Nonstop2h 56m

$195

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/6

7:30 am-5:13 am

1 stop20h 43m

Chicago O'Hare Intl

Tue 11/10

6:30 am-8:26 am

Nonstop2h 56m

$195

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/13

1:27 pm-7:39 pm

1 stop5h 12m

Chicago O'Hare Intl

Mon 11/16

5:42 pm-11:34 pm

1 stop6h 52m

$197

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/13

1:27 pm-7:39 pm

1 stop5h 12m

Chicago O'Hare Intl

Wed 11/18

6:23 am-9:58 am

1 stop4h 35m

$197

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Wed 12/2

2:35 pm-6:14 pm

Nonstop2h 39m

Chicago O'Hare Intl

Sat 12/5

9:45 am-11:41 am

Nonstop2h 56m

$199

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/13

2:11 pm-5:50 pm

Nonstop2h 39m

Chicago O'Hare Intl

Mon 11/16

4:53 pm-11:48 pm

1 stop7h 55m

$219
Quickest round-trip

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 11/20

6:00 am-9:40 am

Nonstop2h 40m

Chicago O'Hare Intl

Sun 11/22

7:57 pm-9:48 pm

Nonstop2h 51m

$245

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Sun 12/27

5:50 am-9:33 am

Nonstop2h 43m

Chicago O'Hare Intl

Thu 12/31

10:00 pm-11:53 pm

Nonstop2h 53m

$250

DenverChicago

DEN Denver Intl - ORD Chicago O'Hare Intl

DENORD

Denver Intl

Fri 3/12

1:35 pm-5:24 pm

1 stop26h 49m

Chicago O'Hare Intl

Wed 3/17

11:00 am-12:40 pm

1 stop26h 40m

$1,102

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Denver to Chicago O'Hare Intl Airport

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

What is the typical price of a round-trip flight between Denver and Chicago O'Hare Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $239 to $405.
The lowest price recently found on this route was $195.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Denver averaging around $267.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $343. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Denver because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $596.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Denver in the evening is the least expensive time of day to depart. momondo users have found prices as low as $264 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $612. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Denver Intl to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight from Denver to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $308 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Denver for as low as $250 on momondo.

What cabin class options are available on Denver to Chicago O'Hare Intl Airport flights?

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

How have Denver to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2026, prices for Denver to Chicago O'Hare Intl Airport flights are approximately 8% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Chicago O'Hare Intl Airport (DEN to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Chicago O'Hare Intl Airport

Best Price Found

$107

Fastest flight time

2h 26m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Denver in the past 72 hours is $107. The best round-trip flight deal from Denver to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $195.
The fastest flight from Denver to Chicago O'Hare Intl Airport takes 2h 26m
Direct flights go from Denver to Chicago O'Hare Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Denver to Chicago O'Hare Intl Airport

  • How far is Denver Intl to Chicago O'Hare Intl by plane?

    The distance between Denver Intl and Chicago O'Hare Intl is about 903.7 mi. Typically, this will take 2h 26m by plane in normal conditions.

  • When did momondo last update prices for flights from Denver Intl Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Denver Intl Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denver Intl Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Denver Intl Airport to Chicago O'Hare Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Denver to Chicago O'Hare Intl Airport?

Best airlines flying from Denver to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Denver to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $81Free CancellationRating
5.5
2,519 reviews
Search Frontier flights
JetBluePriceFrom $138Free CancellationRating
7.1
3,059 reviews
Search JetBlue flights
SouthwestPriceFrom $170Free CancellationRating
7.9
4,210 reviews
Search Southwest flights
American AirlinesPriceFrom $176Free CancellationRating
7.0
12,185 reviews
Search American Airlines flights
United AirlinesPriceFrom $190Free CancellationRating
7.3
10,404 reviews
Search United Airlines flights

  • United Airlines Flights From Denver to Chicago O'Hare Intl Airport

    United Airlines operates around 90 flights from Denver to Chicago O'Hare Intl Airport every week. The average price of these flights found in the last 72 hours has been $386, but momondo users have found United Airlines deals from Denver to Chicago O'Hare Intl Airport from as low as $190 round-trip. United Airlines has been scored 7.3/10 in 10,404 reviews.

  • American Airlines Flights From Denver to Chicago O'Hare Intl Airport

    $176 is the best American Airlines flight deal from Denver to Chicago O'Hare Intl Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $302, however, with flight time and availability significantly affecting the price. American Airlines (7.0/10 from 12,185 user reviews) flies into Chicago O'Hare Intl Airport from Denver 32 times in an average week so prices can vary.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Rosemont
Oak Brook
Gurnee
Joliet
Orland Park
Naperville
New Buffalo
Kenosha
Hammond
Aurora
Racine
Elgin
Janesville
Waukegan
Skokie

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Denver to Chicago. momondo saves you time and could save you money on your trip.

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

Flights from Denver to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Denver to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Chicago from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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