$70 Cheap Flights from Chicago (MDW) to Denver (DEN)

View $70 flight on Tue, May 5, 2026Opens in a new window

Popular airlines from Chicago Midway Airport (MDW) to Denver Intl. Airport (DEN)

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Cheap Flights from Chicago to Denver (MDW-DEN)

Prices were available within the past 7 days and start at $70 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, May 1 - Mon, May 4
MDW
Chicago
DEN
Denver
$140 Roundtrip, just found
$140
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 1 from Chicago to Denver, returning Mon, May 4, priced at $140 just found
Frontier Airlines
Fri, May 1 - Mon, May 4
MDW
Chicago
DEN
Denver
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 1 from Chicago to Denver, returning Mon, May 4, priced at $150 just found
Frontier Airlines
Sat, May 9 - Mon, May 18
MDW
Chicago
DEN
Denver
$152 Roundtrip, found 17 hours ago
$152
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Chicago to Denver, returning Mon, May 18, priced at $152 found 17 hours ago
Frontier Airlines
Thu, Apr 30 - Mon, May 4
MDW
Chicago
DEN
Denver
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 30 from Chicago to Denver, returning Mon, May 4, priced at $160 just found
Frontier Airlines
Thu, Apr 30 - Mon, May 4
MDW
Chicago
DEN
Denver
$166 Roundtrip, just found
$166
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 30 from Chicago to Denver, returning Mon, May 4, priced at $166 just found
Frontier Airlines
Thu, Apr 30 - Mon, May 4
MDW
Chicago
DEN
Denver
$170 Roundtrip, just found
$170
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 30 from Chicago to Denver, returning Mon, May 4, priced at $170 just found
Frontier Airlines
Sat, May 9 - Mon, May 18
MDW
Chicago
DEN
Denver
$172 Roundtrip, found 17 hours ago
$172
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from Chicago to Denver, returning Mon, May 18, priced at $172 found 17 hours ago
Frontier Airlines
Wed, May 6 - Tue, May 12
MDW
Chicago
DEN
Denver
$176 Roundtrip, found 8 hours ago
$176
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Wed, May 6 from Chicago to Denver, returning Tue, May 12, priced at $176 found 8 hours ago
Southwest Airlines
Wed, May 6 - Tue, May 12
MDW
Chicago
DEN
Denver
$191 Roundtrip, found 8 hours ago
$191
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Wed, May 6 from Chicago to Denver, returning Tue, May 12, priced at $191 found 8 hours ago
Delta
Sat, May 2 - Mon, May 4
MDW
Chicago
DEN
Denver
$196 Roundtrip, found 2 hours ago
$196
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, May 2 from Chicago to Denver, returning Mon, May 4, priced at $196 found 2 hours 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 center is 32 minutes. Flights from $160
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $160

Frequently asked questions

How much does a flight from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find cheap one-way flights from $70 and cheap return flights from $140 Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights generally range between $134 and $485, and roundtrip flights usually range from $223 to $691. 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 Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
The cheapest month to fly from MDW to DEN is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
Enter MDW to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
Frontier Airlines is one of the cheapest airlines offering nonstop flights from Chicago, IL (MDW) to Denver, CO (DEN), with round-trip tickets starting from around $64. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Chicago, IL (MDW-Midway 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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN offers the most daily flights from MDW to DEN, 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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
You can find approximately 6 nonstop flights per day from Midway Intl. (MDW) to Denver Intl. (DEN). For more options, look at flights that include layovers.
What is the earliest flight from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Chicago Midway (MDW) to Denver (DEN) typically departs at 5:00 AM, operated by Southwest Airlines. This seasonal service is active in May, allowing you to maximize your time in the Mile High City. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) are in the early morning, from 6am to 9am. About 24% of passengers prefer this time window. Many major carriers, including Southwest Airlines, offer flights during this window. This timing is favored because it allows you to arrive in Denver with a full day ahead of you.
How long does it take to fly from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
Direct flights from MDW to DEN usually take about 2 hours 50 minutes, traveling roughly 894 miles. If you opt for a connecting flight, expect to add around 5 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
First class seats are offered on the MDW to DEN route with Delta Air Lines.
How do I earn miles on a Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) 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 from Midway Intl. (MDW)?
From Midway Intl. (MDW), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Love Field (DAL), Lambert-St. Louis Intl. (STL), Eppley Field (OMA) 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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) 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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Chicago, IL (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages 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 (MDW-Midway Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your Chicago, IL (MDW-Midway 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
Midway Intl.
Destination airport
Denver Intl.
Airlines serving
Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$140
Distance
893 mi
Average flight time
2 hours 20 mins

Book with confidence

Chicago to Denver Flights

The cheapest times to fly from Chicago to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Denver are during the month of May. You can find some of the cheapest flights from Chicago to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Denver

Sunday is one of the best days to book for cheap flights from Chicago to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Denver in 2026. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Denver Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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