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CA $150 Cheap Flights from Chicago (ORD) to Denver (DEN)

View CA $150 flight on Fri, Sep 11, 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Denver International Airport (DEN)

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Cheap flights from Chicago (ORD) to Denver (DEN)

Prices were available within the past 7 days and start at CA $150 for one-way flights and CA $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 5 - Fri, Sep 11
ORD
Chicago
DEN
Denver
CA $299 Roundtrip, found 4 days ago
CA $299
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 5 from Chicago to Denver, returning Fri, Sep 11, priced at CA $299 found 4 days ago
American Airlines
Mon, Aug 24 - Sat, Aug 29
ORD
Chicago
DEN
Denver
CA $301 Roundtrip, found 6 days ago
CA $301
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Aug 24 from Chicago to Denver, returning Sat, Aug 29, priced at CA $301 found 6 days ago
Delta
Sat, Sep 5 - Fri, Sep 11
ORD
Chicago
DEN
Denver
CA $313 Roundtrip, found 4 days ago
CA $313
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 5 from Chicago to Denver, returning Fri, Sep 11, priced at CA $313 found 4 days ago
American Airlines
Fri, Oct 30 - Tue, Nov 3
ORD
Chicago
DEN
Denver
CA $317 Roundtrip, found 10 hours ago
CA $317
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Oct 30 from Chicago to Denver, returning Tue, Nov 3, priced at CA $317 found 10 hours ago
American Airlines
Sat, Sep 5 - Fri, Sep 11
ORD
Chicago
DEN
Denver
CA $329 Roundtrip, found 4 days ago
CA $329
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 5 from Chicago to Denver, returning Fri, Sep 11, priced at CA $329 found 4 days ago
American Airlines
Fri, Oct 30 - Tue, Nov 3
ORD
Chicago
DEN
Denver
CA $331 Roundtrip, found 10 hours ago
CA $331
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Oct 30 from Chicago to Denver, returning Tue, Nov 3, priced at CA $331 found 10 hours ago
American Airlines
Tue, Aug 25 - Sat, Aug 29
ORD
Chicago
DEN
Denver
CA $332 Roundtrip, found 1 day ago
CA $332
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Aug 25 from Chicago to Denver, returning Sat, Aug 29, priced at CA $332 found 1 day ago
American Airlines
Sat, Sep 26 - Sat, Oct 3
ORD
Chicago
DEN
Denver
CA $333 Roundtrip, found 1 day ago
CA $333
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 26 from Chicago to Denver, returning Sat, Oct 3, priced at CA $333 found 1 day ago
Alaska Airlines
Sat, Sep 5 - Fri, Sep 11
ORD
Chicago
DEN
Denver
CA $377 Roundtrip, found 4 days ago
CA $377
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Chicago to Denver, returning Fri, Sep 11, priced at CA $377 found 4 days ago
JetBlue Airways
Mon, Aug 31 - Fri, Sep 4
ORD
Chicago
DEN
Denver
CA $651 Roundtrip, found 2 days ago
CA $651
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Aug 31 from Chicago to Denver, returning Fri, Sep 4, priced at CA $651 found 2 days ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city centre is 32 minutes. Flights from CA $486
DEN
Denver Intl.
Cheapest
Average driving time to city centre32 min
Flights from CA $486

Find the cheapest month to fly from Chicago (ORD) to Denver (DEN)

September is typically the cheapest month to fly

From CA $92 - CA $221 per traveller.

Frequently asked questions

How much does a flight from Chicago, IL (ORD) to Denver, CO (DEN) cost?
You can find cheap one-way flights from CA $150 and cheap return flights from CA $299 ORD to DEN with Expedia. One-way flights typically cost between CA$229 and CA$1,337 and return flights often range between CA$664 and CA$2,179. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to DEN ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
If you're looking for the cheapest time to fly from Chicago O'Hare International Airport (ORD) to Denver International Airport (DEN), September is typically your best bet. You can expect average return flight prices around CA$304 during this month. Other budget-friendly months to consider for this route include January and May.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
There are 4 airlines offering direct flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.). Here are the top carriers:
  • United operates 128 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • American Airlines operates 40 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • Frontier Airlines operates 8 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) every week.
  • Southwest Airlines operates 7 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) every week.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. United offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD) to Denver, CO (DEN)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll find approximately 26 nonstop flights per day from Chicago O'Hare International Airport (ORD) to Denver International Airport (DEN). For even more choices, look at flights that include layovers, as there are around 181 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Dallas-Fort Worth Intl. (DFW), and Hartsfield-Jackson Atlanta Intl. (ATL).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Chicago O'Hare International Airport (ORD) to Denver International Airport (DEN) typically departs around 12:00 AM local time. This flight is operated by American Airlines. This is a seasonal service, active only in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) on a Thursday, with around 112 flights available. This gives you plenty of options for your travel plans. Notably, there are more flight options on Thursdays compared to other days of the week. Major airlines on this route include United, American Airlines, and Delta.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) are in the morning, from 6am to 9am. Many major carriers, including American Airlines, United and Alaska Airlines, offer flights during this window. Many travellers prefer these early morning flights as they allow you to arrive at your destination with plenty of time to start your day.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
A non-stop flight from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) typically takes around 3 hours. This route covers a distance of approximately 1426 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 8 hours 30 minutes. Flights with two or more stops can take even longer, with a typical duration of about 8 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your journey.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
You can fly business class or first class between ORD and DEN. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Alaska Airlines, Delta, United, and American Airlines.
How do I earn miles on a Chicago, IL (ORD) to Denver, CO (DEN) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD) to Denver, CO (DEN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver, CO (DEN) from Chicago, IL (ORD)?
If you're planning to travel to Denver from O'Hare Intl. (ORD), you can fly directly into Denver Intl. (DEN). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or San Diego Intl. (SAN) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD) to Denver, CO (DEN) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD) to Denver, CO (DEN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD) to Denver, CO (DEN) flight and hotel package?
Securing a Chicago, IL (ORD) to Denver, CO (DEN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $299
Distance
1417 km
Average flight time
1 hour 43 mins

Book with confidence

Chicago to Denver Flights

The easy way to book your flights from Chicago to Denver 

With Expedia, it’s simple to find and book flights to Denver from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Chicago to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from O'Hare Intl., ORD to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Chicago to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Chicago currently is just CA $299 rising to CA $651.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Chicago 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Chicago to Denver Flights

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