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O'Hare Intl

$63+ Cheap flights from Colorado to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ORD
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Colorado to O'Hare Intl

Keep the following information in mind while searching for Colorado to O'Hare Intl flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$116
(Kiwi.com)

One-way from

$63
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$195

Good round-trip deal

$212 or less

Good one-way deal

$115 or less
From Colorado to Chicago O'Hare Intl
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One-way flight from Colorado to Chicago O'Hare Intl
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Highest demand for flights based on searches. 9% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Colorado to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Colorado to Chicago O'Hare Intl.
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Find flight deals from Colorado to O'Hare Intl

Cheapest flights from Colorado to O'Hare Intl
Explore the most affordable flight options available from Colorado to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/126:00 amDEN - ORD
Nonstop2h 36mFrontier
jue. 10/166:50 amORD - DEN
Nonstop2h 41mFrontier
Deal found 9/15$116
This Priceline deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2212:59 amDEN - ORD
1 stop8h 42mFrontier
lun. 10/2710:51 amORD - DEN
Nonstop2h 47mFrontier
Deal found 9/16$117
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/15:50 pmDEN - ORD
Nonstop2h 38mFrontier
sáb. 10/48:25 amORD - DEN
Nonstop2h 51mFrontier
Deal found 9/14$118
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/2510:00 amDEN - ORD
1 stop7h 33mFrontier
lun. 10/2710:51 amORD - DEN
Nonstop2h 47mFrontier
Deal found 9/14$119
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/68:30 pmDEN - ORD
Nonstop2h 29mFrontier
vie. 10/106:42 pmORD - DEN
1 stop6h 30mFrontier
Deal found 9/15$120
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/275:50 pmDEN - ORD
Nonstop2h 38mFrontier
sáb. 10/412:22 pmORD - DEN
1 stop7h 40mFrontier
Deal found 9/13$121
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/138:44 pmDEN - ORD
Nonstop2h 31mFrontier
lun. 11/1711:53 amORD - DEN
1 stop9h 13mFrontier
Deal found 9/16$122
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/15:50 pmDEN - ORD
Nonstop2h 38mFrontier
jue. 10/22:07 pmORD - DEN
1 stop8h 05mFrontier
Deal found 9/14$123
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/88:22 pmDEN - ORD
Nonstop2h 31mFrontier
sáb. 10/117:05 amORD - DEN
Nonstop2h 49mFrontier
Deal found 9/16$124
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/148:22 pmDEN - ORD
Nonstop2h 31mFrontier
jue. 10/166:50 amORD - DEN
Nonstop2h 41mFrontier
Deal found 9/16$125
This Cheapflightsfares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/512:59 amDEN - ORD
1 stop12h 14mFrontier
dom. 11/96:00 amORD - DEN
Nonstop2h 41mFrontier
Deal found 9/16$126
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/28:30 pmDEN - ORD
Nonstop2h 29mFrontier
mar. 10/77:15 amORD - DEN
Nonstop2h 49mFrontier
Deal found 9/14$127

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Colorado to Chicago O'Hare Intl Airport that are best for you.

Fly from

Colorado

Fly to

O'Hare Intl

Route

Depart

Return

Price

DenverChicago

DEN - ORD

DENORD

Denver Intl

jue. 10/16

4:45 pm-8:25 pm

Nonstop2h 40m

Chicago O'Hare Intl

lun. 10/20

9:44 pm-11:30 pm

Nonstop2h 46m

$157

DenverChicago

DEN - ORD

DENORD

Denver Intl

mié. 10/15

6:00 am-4:25 pm

1 stop9h 25m

Chicago O'Hare Intl

mié. 10/15

6:55 pm-8:55 pm

Nonstop3h 00m

$173

DenverChicago

DEN - ORD

DENORD

Denver Intl

mar. 11/18

12:50 pm-10:35 pm

1 stop8h 45m

Chicago O'Hare Intl

jue. 11/20

7:15 am-2:05 pm

1 stop7h 50m

$177

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

mié. 10/29

11:35 am-4:45 pm

1 stop4h 10m

Chicago O'Hare Intl

sáb. 11/1

7:00 am-10:15 am

1 stop4h 15m

$177

DenverChicago

DEN - ORD

DENORD

Denver Intl

mar. 2/17

5:30 am-12:15 pm

1 stop5h 45m

Chicago O'Hare Intl

lun. 2/23

1:45 pm-10:05 pm

2 stops9h 20m

$182

DenverChicago

DEN - ORD

DENORD

Denver Intl

mié. 10/29

6:00 am-3:20 pm

2 stops8h 20m

Chicago O'Hare Intl

sáb. 11/1

1:30 pm-9:05 pm

1 stop8h 35m

$182

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

sáb. 10/25

6:00 am-2:25 pm

2 stops7h 25m

Chicago O'Hare Intl

lun. 10/27

5:25 pm-12:35 am

1 stop8h 10m

$182

Colorado SpringsChicago

COS - ORD

COSORD

Colorado Springs

vie. 12/12

12:32 pm-7:44 pm

1 stop6h 12m

Chicago O'Hare Intl

mié. 12/17

9:20 am-11:26 am

Nonstop3h 06m

$189

DenverChicago

DEN - ORD

DENORD

Denver Intl

mar. 12/2

7:30 am-3:25 pm

1 stop6h 55m

Chicago O'Hare Intl

jue. 12/4

2:15 pm-9:35 pm

1 stop8h 20m

$199

DenverChicago

DEN - ORD

DENORD

Denver Intl

vie. 2/13

5:30 am-1:00 pm

1 stop6h 30m

Chicago O'Hare Intl

mar. 2/17

1:00 pm-9:30 pm

1 stop9h 30m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 results
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Best time to book a flight from Colorado to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Colorado to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Colorado to Chicago O'Hare Intl Airport (average of $245). Flying from Colorado to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to ORD?

Find hourly flight availability from Colorado to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Chicago O'Hare Intl Airport as you normally would.

Weekly flight availability from Colorado to Chicago O'Hare Intl Airport

Explore weekly flight availability from Colorado to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated septiembre 16, 2025.

The most flights from USCO to ORD are scheduled on a Monday (65 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).

Related info for your journey

Find useful and relevant information for your journey from Colorado to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Chicago O'Hare Intl Airport?

    United Airlines, Southwest, and American Airlines can get you from Colorado to Chicago O'Hare Intl Airport in just under 2h 40m. Your travel time can differ by up to 6h 45m. The distance from Colorado to Chicago O'Hare Intl Airport is about 886 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Colorado to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $79. Southwest flights start at $89 while deals on Delta start at $165 one-way.

  • What are the most popular routes from Colorado to Chicago O'Hare Intl Airport?

    The most popular route from Colorado to Chicago O'Hare Intl Airport is Denver Intl - Chicago O'Hare Intl. You may also consider Colorado Springs - Chicago O'Hare Intl or Montrose County - Chicago O'Hare Intl.

  • What are the most reliable airlines from Colorado to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Colorado, check out the most reliable airlines to get you to your destination on time: Japan Airlines (85%), Cathay Pacific (85%), Turkish Airlines( 85%).

  • What are the cheapest flights from Colorado to Chicago O'Hare Intl Airport?

    On average you can expect to pay $1,041 for a flight from Colorado to Chicago O'Hare Intl Airport. The cheapest flight overall is $61 while the most popular route, (Denver Intl - Chicago O'Hare Intl) is currently priced at $119.

  • Can I find deals for flights from Colorado to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Colorado to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to O'Hare Intl.

  • Can I find deals for business class flights from Colorado to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Colorado to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Colorado to Chicago O'Hare Intl Airport (average of $245). Flying from Colorado to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Orland Park
Beloit
Racine
Rockford
Oak Brook
Elk Grove Village
Downers Grove
Naperville
Evanston
Merrillville
Bridgeview
Warrenville

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Alternative routes for Colorado to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Midway flights
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Baltimore to Midway flights
LaGuardia to Midway flights
Atlanta to Midway flights
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Los Angeles to Midway flights
Dulles Intl to Midway flights
Sky Harbor Intl to O'Hare Intl flights
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Philadelphia to Midway flights
Minneapolis to O'Hare Intl flights
Hobby to Midway flights
Portland to O'Hare Intl flights
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Seattle to Midway flights
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Hartford to O'Hare Intl flights
Denver to Midway flights
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Love Field to O'Hare Intl flights
Fort Lauderdale to O'Hare Intl flights
George Bush Intcntl to O'Hare Intl flights
San Jose to O'Hare Intl flights
Minneapolis to Midway flights
San Diego to O'Hare Intl flights
Boston to Midway flights
Orlando to O'Hare Intl flights

Top 4 airlines flying from Colorado to O'Hare Intl

Discover the top 4 airlines that operate flights from Colorado to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$62Average$164FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$152Average$305FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$156Average$411FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$165Average$445FlexibilityNo cancel feeOn-time69%

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