Cheap Flights from Denver, CO to Chicago, IL from $59

One way Round trip

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On Cheapflightsplus.com you will find 13 direct and 133 connecting flights from Denver to Chicago. You can compare airfare deals from 5 airlines and multiple travel sites from $59, 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: $59 (one-way), $101 (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 $59. The fastest direct flight takes 2h 24m and the fastest connecting – 4h 8m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $59 Find flight	21:00 Denver Denver International	00:24+1 день Chicago Midway	2h 24m	Frontier Airlines	F92210
from $109 Find flight	18:00 Denver Denver International	21:32 Chicago O'Hare International	2h 32m	United Airlines	UA1367
from $109 Find flight	07:50 Denver Denver International	11:25 Chicago O'Hare International	2h 35m	United Airlines	UA1811
from $109 Find flight	09:40 Denver Denver International	13:15 Chicago O'Hare International	2h 35m	United Airlines	UA2329
from $112 Find flight	20:28 Denver Denver International	23:59 Chicago O'Hare International	2h 31m	United Airlines	UA377
from $112 Find flight	19:10 Denver Denver International	22:42 Chicago O'Hare International	2h 32m	United Airlines	UA2258
from $115 Find flight	13:25 Denver Denver International	17:05 Chicago O'Hare International	2h 40m	United Airlines	UA617
from $115 Find flight	14:44 Denver Denver International	18:24 Chicago O'Hare International	2h 40m	United Airlines	UA1023
from $116 Find flight	17:00 Denver Denver International	20:41 Chicago O'Hare International	2h 41m	United Airlines	UA1181
from $126 Find flight	07:48 Denver Denver International	11:28 Chicago O'Hare International	2h 40m	United Airlines	UA2430
from $127 Find flight	16:25 Denver Denver International	20:08 Chicago O'Hare International	2h 43m	United Airlines	UA2200
from $131 Find flight	11:18 Denver Denver International	14:55 Chicago O'Hare International	2h 37m	United Airlines	UA2865
from $163 Find flight	16:17 Denver Denver International	19:57 Chicago O'Hare International	2h 40m	United Airlines	UA1224
from $108 Find flight	08:44 Denver Denver International	23:31 Chicago O'Hare International	13h 47m layover 6h 43m - Orlando	Frontier Airlines	F93312 F92791
from $212 Find flight	20:32 Denver Denver International	05:40+1 день Chicago O'Hare International	8h 8m layover 0h 58m - Seattle	Hawaiian Airlines	HA4866 HA6815
from $221 Find flight	20:32 Denver Denver International	05:40+1 день Chicago O'Hare International	8h 8m layover 0h 58m - Seattle	Alaska Airlines	AS615 AS328

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 06, 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
07:48 — 11:28	07:48 — 11:28 UA2430 United Airlines Denver — Chicago	2h 40m	Find flight from$126
07:50 — 11:25	07:50 — 11:25 UA1811 United Airlines Denver — Chicago	2h 35m	Find flight from$109
09:40 — 13:15	09:40 — 13:15 UA2329 United Airlines Denver — Chicago	2h 35m	Find flight from$109
11:18 — 14:55	11:18 — 14:55 UA2865 United Airlines Denver — Chicago	2h 37m	Find flight from$131
13:25 — 17:05	13:25 — 17:05 UA617 United Airlines Denver — Chicago	2h 40m	Find flight from$115
14:44 — 18:24	14:44 — 18:24 UA1023 United Airlines Denver — Chicago	2h 40m	Find flight from$115
16:17 — 19:57	16:17 — 19:57 UA1224 United Airlines Denver — Chicago	2h 40m	Find flight from$163
16:25 — 20:08	16:25 — 20:08 UA2200 United Airlines Denver — Chicago	2h 43m	Find flight from$127
17:00 — 20:41	17:00 — 20:41 UA1181 United Airlines Denver — Chicago	2h 41m	Find flight from$116
18:00 — 21:32	18:00 — 21:32 UA1367 United Airlines Denver — Chicago	2h 32m	Find flight from$109
19:10 — 22:42	19:10 — 22:42 UA2258 United Airlines Denver — Chicago	2h 32m	Find flight from$112
20:28 — 23:59	20:28 — 23:59 UA377 United Airlines Denver — Chicago	2h 31m	Find flight from$112
21:00 — 00:24 +1 day	21:00 — 00:24 F92210 Frontier Airlines Denver — Chicago	2h 24m	Find flight from$59
00:19 — 18:41	00:19 — 06:00 F91734 Frontier Airlines Denver — Orlando 10h 18m stop 16:18 — 18:41 F93043 Frontier Airlines Orlando — Chicago	17h 22m including layover	Find flight from$236
00:54 — 10:39	00:54 — 06:05 F93294 Frontier Airlines Denver — Atlanta 3h 11m stop 09:16 — 10:39 F91441 Frontier Airlines Atlanta — Chicago	8h 45m including layover	Find flight from$260
06:00 — 18:05	06:00 — 11:34 F92748 Frontier Airlines Denver — Tampa 4h 44m stop 16:18 — 18:05 F93899 Frontier Airlines Tampa — Chicago	11h 5m including layover	Find flight from$236
06:00 — 00:25 +1 day	06:00 — 11:34 F92748 Frontier Airlines Denver — Tampa 10h 43m stop 22:17 — 00:25 F92317 Frontier Airlines Tampa — Chicago	17h 25m including layover	Find flight from$286
08:34 — 16:15	08:34 — 09:30 F91375 Frontier Airlines Denver — Phoenix 1h stop 10:30 — 16:15 F91828 Frontier Airlines Phoenix — Chicago	6h 41m including layover	Find flight from$231
08:44 — 23:31	09:08 — 14:53 F93312 Frontier Airlines Denver — Orlando 6h 43m stop 21:57 — 00:04 F92791 Frontier Airlines Orlando — Chicago	13h 47m including layover	Find flight from$108
09:02 — 18:41	08:44 — 14:35 F93312 Frontier Airlines Denver — Orlando 1h 35m stop 06:05 — 08:07 F93043 Frontier Airlines Orlando — Chicago	8h 39m including layover	Find flight from$231
11:13 — 22:14	11:13 — 16:37 F91362 Frontier Airlines Denver — Charlotte 4h 7m stop 20:44 — 22:14 F93141 Frontier Airlines Charlotte — Chicago	10h 1m including layover	Find flight from$236
13:11 — 23:54	13:39 — 18:55 F93600 Frontier Airlines Denver — Atlanta 4h 3m stop 22:58 — 00:22 F93397 Frontier Airlines Atlanta — Chicago	9h 43m including layover	Find flight from$236
15:09 — 23:55	15:09 — 18:51 F91402 Frontier Airlines Denver — Nashville 3h 3m stop 21:54 — 23:55 F93080 Frontier Airlines Nashville — Chicago	7h 46m including layover	Find flight from$361
17:26 — 09:54 +1 day	17:26 — 23:21 F94920 Frontier Airlines Denver — Orlando 8h 39m stop 08:00 — 09:54 F93853 Frontier Airlines Orlando — Chicago	15h 28m including layover	Find flight from$236
20:32 — 05:40 +1 day	20:32 — 22:35 HA4866 Hawaiian Airlines Denver — Seattle 58m stop 23:40 — 05:40 HA6815 Hawaiian Airlines Seattle — Chicago	8h 8m including layover	Find flight from$212
22:29 — 23:07 +1 day	22:29 — 23:52 F92711 Frontier Airlines Denver — San Diego 16h 52m stop 16:44 — 23:07 F91856 Frontier Airlines San Diego — Chicago	23h 38m including layover	Find flight from$286
23:58 — 19:12 +1 day	23:58 — 05:28 F91114 Frontier Airlines Denver — Tampa 11h 36m stop 17:04 — 19:12 F91415 Frontier Airlines Tampa — Chicago	18h 14m including layover	Find flight from$286
14:44 — 09:54 +1 day	14:44 — 15:51 F92349 Frontier Airlines Denver — Las Vegas 7h 9m stop 23:00 — 06:50 F91876 Frontier Airlines Las Vegas — Orlando 1h 10m stop 08:00 — 09:54 F93853 Frontier Airlines Orlando — Chicago	18h 10m including layover	Find flight from$336
18:01 — 09:54 +1 day	18:01 — 19:06 F94967 Frontier Airlines Denver — Las Vegas 3h 54m stop 23:00 — 06:50 F91876 Frontier Airlines Las Vegas — Orlando 1h 10m stop 08:00 — 09:54 F93853 Frontier Airlines Orlando — Chicago	14h 53m including layover	Find flight from$336
21:15 — 23:27 +1 day	21:15 — 00:24 F94464 Frontier Airlines Denver — Dallas 15h 3m stop 15:27 — 19:10 NK1697 Spirit Airlines Dallas — Orlando 2h 9m stop 21:19 — 23:27 NK1369 Spirit Airlines Orlando — Chicago	25h 12m including layover	Find flight from$287
22:29 — 22:46 +1 day	22:29 — 23:24 F94753 Frontier Airlines Denver — Phoenix 6h 41m stop 06:05 — 07:34 F91061 Frontier Airlines Phoenix — Los Angeles 8h 50m stop 16:24 — 22:46 F92446 Frontier Airlines Los Angeles — Chicago	23h 17m including layover	Find flight from$355

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

*Departure and arrival times - local. Updated on September 6, 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 00:19 to 23:59 from 2 Denver airports and arrive 00:19 to 23:59 to 7 Chicago airports. Average flight time is 2h 37m.

The fastest flight 2h 24m
Average flight time 2h 37m
The earliest flight 00:19
The latest flight 23:59
Distance 900 ml

The cheapest months to travel to Chicago are may (from 59 $), september (from 59 $), july (from 70 $).

The most expensive months are october (from 115 $), august (from 74 $), june (from 74 $).

What is the lowest airfare Denver to Chicago?

The cheapest plane ticket found by our users is $59. This airfare is for economy class on one-way F92210 flight by Frontier Airlines for September 11, 2025 which leaves Denver International in Denver at 21:00 am and arrives at Chicago Midway at 00:24.

Economy class

$59

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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 5 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 70 departures per week at the price of from $ 59 . And the most expensive tickets are offered by United Airlines airline - from $ 941.

Direct flights

There are 13 nonstop flights on the route. The fastest direct flight is F92210 by Frontier Airlines takes 2h 24m and the cheapest is F92210 by Frontier Airlines for $59.

F9 - Frontier Airlines

from $59

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UA - United Airlines

from $109

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Connecting Flights

There are 133 flights with layovers on the route. The fastest connecting flight is UA652 by United Airlines takes 4h 8m and the cheapest is F92210 by Frontier Airlines for $108.

F9 - Frontier Airlines

from $108

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UA - United Airlines

from $460

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AS - Alaska Airlines

from $221

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SY - Sun Country Airlines

from $380

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HA - Hawaiian Airlines

from $212

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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 $59
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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 5 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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