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Flights from Denver (DEN) to Chicago (CHI)

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Denver to Chicago Flights

F9

International

17:41

DEN

18 Jan 2026
2h 43m

21:24

ORD

18 Jan 2026
$88.79*
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UA

International

15:15

DEN

17 Jan 2026
2h 31m

18:46

ORD

17 Jan 2026
$121.42*
Book Now
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Cheap Flights from Denver to Chicago

Discover Chicago’s famous skyline and museums, and don’t miss the deep-dish pizza. Cheapfaremart makes it easy to find great flight deals on Denver to Chicago flights. Compare options, choose what works for you, and book with confidence.

Best Time to Visit Chicago

  • High Season (May to September): Chicago is known for festivals, concerts, and mild weather. Book early to get the best deals on flights and hotels.
  • Low Season (December to February): The city is quieter, airfares are lower, and crowds are thinner. This is a good time for budget travelers. Book Chicago flights from Denver on Cheapfaremart. 
  • Shoulder Season (March to April, October to November): The weather is mild, the scenery is nice, and prices are moderate. This season offers good value for travelers.

Airports and Airlines

Flights leave from Denver International Airport (DEN) and land at either Chicago O’Hare (ORD) or Chicago Midway (MDW).
Major airlines with nonstop and connecting flights include:
  • Southwest Airlines
  • United Airlines
  • Frontier Airlines
  • American Airlines
  • Delta Air Lines
There are many daily flights, so you have flexible options for traveling between Denver and Chicago.

Travel Classes

  • Economy Class: You get a carry-on bag, a checked bag, and refreshments. This is a good choice for short trips.
  • Premium Economy: Enjoy extra comfort, early boarding, and more space.
  • Business Class: Get spacious seats, gourmet meals, two checked bags, lounge access, and priority services.

Flight Time from Denver to Chicago

The flight time for a nonstop flight from DA is about 2 hours and 20 minutes and covers roughly 890 miles (1,430 km). Connecting flights usually take 4 to 6 hours, depending on the number of layovers.

FAQs

1. What’s the cheapest month to fly from Denver to Chicago?
Flights are usually cheapest from January to March. Compare fares and book early on Cheapfaremart to book cheap flights from Denver to Chicago.
2. Which airlines offer nonstop flights from Denver to Chicago?
Southwest, United, and Frontier have several nonstop flights each day between Denver and Chicago. 
3. How much baggage can I bring on an economy ticket?
Most airlines let you bring one carry-on (7 to 10 kg) and one checked bag (23 kg). Check your airline’s policy before you travel.
4. What are the fare rules for flights from Denver to Chicago?
  • Basic: Non-refundable; one personal item; no changes.
  • Standard: Non-refundable; one checked bag; changes for a fee.
  • Flex: Partially refundable; two checked bags; free date changes (fare difference may apply).
  • Business: Fully refundable; two checked bags, lounge access, and free changes or cancellations.
5. Do U.S. citizens need a visa for Chicago?
No. Chicago flights only require a valid government-issued photo ID.
 

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“Terms and Conditions”

Discounts and savings on airfares are calculated based on several factors, including comparison of fares across more than 500 airlines. The quoted pricing reflects our best available fare at the time of search. Coupon codes are valid for applicable discounts on our service fees for eligible bookings. Additional terms may apply to specific offers, which will be disclosed at the time of booking.

Fare Disclosures

  • Unless otherwise specified, all listed fares are for round-trip travel and include applicable fuel surcharges, taxes, fees, and our service fees.

  • Displayed fares are based on historical pricing data and are subject to change.

  • Tickets are nonrefundable, nontransferable, name changes are not permitted, and subject to airline’s fare rules and restrictions.

  • Availability of the quoted fare is more likely on travel dates that fall on Tuesdays, Wednesdays, and Thursdays.

  • These fares may also require an advance purchase of up to 21 days and/or a Saturday night stay.

  • Blackout dates may apply, especially during peak travel periods or holidays. Travel on weekends or holidays may be subject to additional surcharges.

For further details, please review our full Terms and Conditions.

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