Cheap flights from Denver to Chicago from $28
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Chicago departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Denver to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
United Airlines flights from Denver to Chicago
Our best United Airlines deals on Denver to Chicago flight tickets
American Airlines flights from Denver to Chicago
Our best American Airlines deals on Denver to Chicago flight tickets
See travel insights to Chicago from
How to get the cheapest flight ticket from Denver to Chicago
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 cheapest month to fly to Chicago?
The month of April is, on average, the cheapest month to fly to Chicago from Denver, with most prices found around $121. If you’re not able to fly to Chicago in April, then May is your next best option. Flight prices from Denver to Chicago during May average around $138.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Friday when prices can be found for as low as $283. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Chicago for around $522.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Denver to Chicago during this time can be as low as $167. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $711.
What is the cheapest Denver Intl to Chicago flight route?
Fly from Denver Intl to Chicago Midway for the best Denver Intl - Chicago flight prices
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from Denver when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $214 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Denver for as low as $175 on momondo.
What cabin class options are available on Denver Intl to Chicago flights?
There are 4 cabin classes available to choose from on Denver Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Denver Intl to Chicago?
Frontier, United Airlines, and Southwest are the most popular carriers operating from Denver Intl to Chicago
What airlines fly to Chicago?
Frontier, United Airlines and American Airlines are the top three most popular airlines that fly to Chicago from Denver according to our data. Frontier is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.
How many flights depart from Denver to Chicago on average per day?
As of February 2025, there are 47 flights per day flying from Denver to Chicago. The most common time of day flights depart is 7:00AM, with 49% of flights taking off at noon.
How many flights depart from Denver to Chicago on average per week?
The number of flights available between Denver and Chicago is 334 per week as of February 2025. The most frequent departure day is Thu, with 19% of weekly flights leaving on this day.
When to book flights from Denver to Chicago
Cheap Denver to Chicago (DEN to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Denver to Chicago
Is flying the fastest way to get from Denver to Chicago?
To save time, the fastest way to travel is by flight from Denver to Chicago on Frontier. Expect the length of time you’ll spend onboard Frontier to be about 2h 20m compared to taking a train from Denver to Chicago or a bus from Denver to Chicago which have been found to be slower alternatives.
Is flying the cheapest way to get from Denver to Chicago?
Planning to book a flight from Denver to Chicago can be a safe bet when looking for a low-cost deal to your destination. Currently, a train and a bus are priced higher than the cost of a flight. You can search prices for a train from Denver starting at $258 to Chicago or a bus from Denver to Chicago starting at $254 if that is your preferred method of transportation.
How far is Denver Intl to Chicago by plane?
There are 917.4 mi between Denver Intl and Chicago. 2h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Denver Intl Airport to Chicago?
Prices for flights from Denver Intl Airport to Chicago were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Chicago?
As of February 2025, there are 4 operators available to choose from for flights from Denver Intl Airport to Chicago.
How old do you have to be to fly from Denver Intl Airport to Chicago?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Denver to Chicago?
momondo data reveals that the most frequently booked plane model on the route from Denver to Chicago is Airbus A320neo, representing 11.13% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 10.25%, Boeing 737-800 Passenger/BBJ2 (winglets) at 10.11%, and Boeing 737-800 at 10.02%.
What is the most popular airline from Denver to Chicago?
Based on momondo bookings for flights between Denver and Chicago, the leading airline is Frontier, making up 64% of the total bookings. Other popular airlines include United Airlines with 21%, American Airlines with 9%, and Southwest with 6%.
Best airlines flying from Denver to Chicago
Compare and see reviews for airlines that fly from Denver to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $42 | Free Cancellation | Rating 6.0 3,354 reviews | |||
| PriceFrom $139 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $145 | Free Cancellation | Rating 7.4 8,759 reviews | |||
| PriceFrom $155 | Free Cancellation | Rating 8.1 4,401 reviews |
Southwest Flights From Denver to Chicago
The lowest priced Southwest flight from Denver to Chicago from the last 72 hours was $155. Generally, Southwest has 81 flights on this route every week with an average price of $244. Southwest is rated 8.1/10 by our users.
United Airlines Flights From Denver to Chicago
Across 8,759 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Denver to Chicago about 50 times each week, with ticket deals ranging from $145 to $306. Price data is based on momondo searches in the last 72 hours.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Denver to Chicago?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Chicago for you.
Can I find flights from Denver to Chicago with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Chicago from Denver with this policy.
How can momondo help me find flights from Denver to Chicago?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Denver.
I’m not ready to book a flight from Denver to Chicago right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Denver and alert you when they change.