Cheap Flights from Denver, CO to Chicago, IL from $90

One way Round trip

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On Cheapflightsplus.com you will find 7 direct and 12 connecting flights from Denver to Chicago. You can compare airfare deals from 4 airlines and multiple travel sites from $90, book and save on cheap plane tickets and last minute offers. Also check out DEN-CHI flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Denver to Chicago Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $90 (one-way), $154 (round-trip).

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Best Flights from Denver to Chicago Today

Take a look at the list of non stop flights and flights with layovers from Denver to Chicago with the lowest price of $90. The fastest direct flight takes 2h 31m and the fastest connecting – 7h 48m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $90 Find flight	20:22 Denver Denver International	23:53 Chicago O'Hare International	2h 31m	Frontier Airlines	F93172
from $113 Find flight	20:28 Denver Denver International	23:59 Chicago O'Hare International	2h 31m	United Airlines	UA377
from $113 Find flight	19:10 Denver Denver International	22:42 Chicago O'Hare International	2h 32m	United Airlines	UA2258
from $119 Find flight	17:58 Denver Denver International	21:30 Chicago O'Hare International	2h 32m	United Airlines	UA2292
from $119 Find flight	13:25 Denver Denver International	17:05 Chicago O'Hare International	2h 40m	United Airlines	UA617
from $119 Find flight	14:45 Denver Denver International	18:25 Chicago O'Hare International	2h 40m	United Airlines	UA1023
from $119 Find flight	16:10 Denver Denver International	19:50 Chicago O'Hare International	2h 40m	United Airlines	UA213
from $182 Find flight	09:40 Denver Denver International	18:55 Chicago O'Hare International	8h 15m layover 4h 47m - Lake Saint Louis	United Airlines	UA652 UA1156
from $197 Find flight	09:57 Denver Denver International	20:10 Chicago O'Hare International	9h 13m layover 5h 48m - North Kansas City	United Airlines	UA2159 UA2630
from $198 Find flight	07:45 Denver Denver International	17:00 Chicago O'Hare International	8h 15m layover 4h 32m - Minneapolis	United Airlines	UA2031 UA1531
from $199 Find flight	15:00 Denver Denver International	23:59 Chicago O'Hare International	7h 59m layover 0h 56m - San Diego	Hawaiian Airlines	HA4809 HA6430
from $199 Find flight	07:01 Denver Denver International	18:59 Chicago O'Hare International	10h 58m layover 3h 55m - San Diego	Hawaiian Airlines	HA4808 HA6419
from $199 Find flight	08:15 Denver Denver International	23:59 Chicago O'Hare International	14h 44m layover 7h 35m - Seattle	Alaska Airlines	AS525 AS538
from $208 Find flight	15:00 Denver Denver International	23:59 Chicago O'Hare International	7h 59m layover 0h 56m - San Diego	Alaska Airlines	AS1129 AS1188
from $208 Find flight	07:01 Denver Denver International	18:59 Chicago O'Hare International	10h 58m layover 3h 55m - San Diego	Alaska Airlines	AS1127 AS1186
from $220 Find flight	15:02 Denver Denver International	06:21+1 день Chicago O'Hare International	14h 19m layover 7h 17m - Seattle	Alaska Airlines	AS535 AS384

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 22, 2025

Flight Schedule Denver (Colorado) to Chicago (Illinois)

Full flight schedule will help you in detecting at what time planes fly from Denver to Chicago. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
13:25 — 17:05	13:25 — 17:05 UA617 United Airlines Denver — Chicago	2h 40m	Find flight from$119
14:45 — 18:25	14:45 — 18:25 UA1023 United Airlines Denver — Chicago	2h 40m	Find flight from$119
16:10 — 19:50	16:10 — 19:50 UA213 United Airlines Denver — Chicago	2h 40m	Find flight from$119
17:58 — 21:30	17:58 — 21:30 UA2292 United Airlines Denver — Chicago	2h 32m	Find flight from$119
19:10 — 22:42	19:10 — 22:42 UA2258 United Airlines Denver — Chicago	2h 32m	Find flight from$113
20:22 — 23:53	20:22 — 23:53 F93172 Frontier Airlines Denver — Chicago	2h 31m	Find flight from$90
20:28 — 23:59	20:28 — 23:59 UA377 United Airlines Denver — Chicago	2h 31m	Find flight from$113
07:01 — 18:59	07:01 — 08:25 HA4808 Hawaiian Airlines Denver — San Diego 3h 55m stop 12:20 — 18:59 HA6419 Hawaiian Airlines San Diego — Chicago	10h 58m including layover	Find flight from$199
07:01 — 18:59	07:01 — 08:25 AS1127 Alaska Airlines Denver — San Diego 3h 55m stop 12:20 — 18:59 AS1186 Alaska Airlines San Diego — Chicago	10h 58m including layover	Find flight from$208
07:45 — 17:00	07:45 — 10:49 UA2031 United Airlines Denver — Minneapolis 4h 32m stop 15:30 — 17:10 UA1531 United Airlines Minneapolis — Chicago	8h 15m including layover	Find flight from$198
08:15 — 23:59	08:15 — 10:15 AS525 Alaska Airlines Denver — Seattle 7h 35m stop 17:50 — 23:59 AS538 Alaska Airlines Seattle — Chicago	14h 44m including layover	Find flight from$199
08:15 — 17:03	08:00 — 09:59 AS525 Alaska Airlines Denver — Seattle 40m stop 10:50 — 17:02 AS429 Alaska Airlines Seattle — Chicago	7h 48m including layover	Find flight from$278
09:40 — 18:55	09:40 — 12:46 UA652 United Airlines Denver — Lake Saint Louis 4h 47m stop 17:30 — 18:55 UA1156 United Airlines Lake Saint Louis — Chicago	8h 15m including layover	Find flight from$182
09:57 — 20:10	09:57 — 12:39 UA2159 United Airlines Denver — North Kansas City 5h 48m stop 18:27 — 20:10 UA2630 United Airlines North Kansas City — Chicago	9h 13m including layover	Find flight from$197
15:00 — 23:59	15:00 — 16:23 HA4809 Hawaiian Airlines Denver — San Diego 56m stop 17:19 — 23:59 HA6430 Hawaiian Airlines San Diego — Chicago	7h 59m including layover	Find flight from$199
15:00 — 23:59	15:00 — 16:23 AS1129 Alaska Airlines Denver — San Diego 56m stop 17:19 — 23:59 AS1188 Alaska Airlines San Diego — Chicago	7h 59m including layover	Find flight from$208
15:02 — 06:21 +1 day	15:02 — 17:00 AS535 Alaska Airlines Denver — Seattle 7h 17m stop 00:17 — 06:21 AS384 Alaska Airlines Seattle — Chicago	14h 19m including layover	Find flight from$220
18:20 — 06:21 +1 day	18:20 — 20:19 HA4867 Hawaiian Airlines Denver — Seattle 3h 58m stop 00:17 — 06:21 HA6538 Hawaiian Airlines Seattle — Chicago	11h 1m including layover	Find flight from$227
18:20 — 06:21 +1 day	18:20 — 20:19 AS620 Alaska Airlines Denver — Seattle 3h 58m stop 00:17 — 06:21 AS384 Alaska Airlines Seattle — Chicago	11h 1m including layover	Find flight from$236

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on July 22, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Denver to Chicago depends on and how to choose the most interesting flight option for you.

Distance between Denver and Chicago is 1448 miles. Time difference between the cities is 1h. Airplanes depart 07:01 to 20:28 from 2 Denver airports and arrive 07:01 to 20:28 to 7 Chicago airports. Average flight time is 2h 32m.

The fastest flight 2h 31m
Average flight time 2h 32m
The earliest flight 07:01
The latest flight 20:28
Distance 900 ml

The cheapest months to travel to Chicago are july (from 77 $), august (from 90 $), october (from 94 $).

The most expensive months are may (from 131 $), june (from 127 $), september (from 95 $).

What is the lowest airfare Denver to Chicago?

The cheapest plane ticket found by our users is $90. This airfare is for economy class on one-way F93172 flight by Frontier Airlines for August 27, 2025 which leaves Denver International in Denver at 20:22 am and arrives at Chicago O'Hare International at 23:53.

Economy class

$90

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Business class

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First class

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Popular Airlines on the Route

The flight Denver — Chicago is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Frontier Airlines - 1 departures per week at the price of from $ 90 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 278.

Direct flights

There are 7 nonstop flights on the route. The fastest direct flight is F93172 by Frontier Airlines takes 2h 31m and the cheapest is F93172 by Frontier Airlines for $90.

F9 - Frontier Airlines

from $90

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UA - United Airlines

from $113

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Connecting Flights

There are 12 flights with layovers on the route. The fastest connecting flight is AS525 by Alaska Airlines takes 7h 48m and the cheapest is F93172 by Frontier Airlines for $182.

UA - United Airlines

from $182

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AS - Alaska Airlines

from $199

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HA - Hawaiian Airlines

from $199

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Airports

You can fly from Denver to Chicago from 2 airports (Denver International, Arapahoe Co).

Denver airports

Denver International-DEN

from $90
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Arapahoe Co-APA

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Chicago airports

O'Hare International-ORD

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Midway-MDW

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Dupage County-DPA

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Chicago FSS-CHI

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Merrill C Meigs (closed)-CGX

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Pal-Waukee-PWK

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Chicago NAS-NOH

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Airplanes

There are flights to Chicago from Denver by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Denver

You may also consider searching for discounted plane tickets to some other popular places from Denver within United States.

Denver — Las Vegas

from $70

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Denver — Phoenix

from $59

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Denver — Boston

from $68

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Denver — Seattle

from $75

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Denver — Orlando

from $74

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Denver — Chicago

from $66

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Denver — Miami

from $68

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Denver — Tampa

from $57

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Denver — Los Angeles

from $17

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Denver — Houston

from $67

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Top International Destinations from Denver

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Denver — Cancun

from $66

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Denver — London

from $63

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Denver — Tokyo

from $75

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Denver — Vancouver

from $60

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Denver — Toronto

from $60

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Denver — Paris

from $75

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Denver — Mexico City

from $66

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Denver — Calgary

from $68

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Denver — Dublin

from $69

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Denver — San Jose

from $72

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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