Cheap Flights from Denver, CO to Chicago, IL from $44

One way Round trip

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On Cheapflightsplus.com you will find 24 direct and 394 connecting flights from Denver to Chicago. You can compare airfare deals from 9 airlines and multiple travel sites from $44, 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: $44 (one-way), $75 (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 $44. The fastest direct flight takes 2h 24m and the fastest connecting – 3h 49m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $44 Find flight	21:30 Denver Denver International	00:54+1 день Chicago Midway	2h 24m	Frontier Airlines	F92210
from $44 Find flight	20:11 Denver Denver International	23:41 Chicago O'Hare International	2h 30m	Frontier Airlines	F93174
from $57 Find flight	20:22 Denver Denver International	23:53 Chicago O'Hare International	2h 31m	Frontier Airlines	F93172
from $82 Find flight	07:50 Denver Denver International	11:25 Chicago O'Hare International	2h 35m	United Airlines	UA1811
from $82 Find flight	11:38 Denver Denver International	15:14 Chicago O'Hare International	2h 36m	Frontier Airlines	F91484
from $96 Find flight	17:45 Denver Denver International	21:17 Chicago O'Hare International	2h 32m	United Airlines	UA1898
from $111 Find flight	10:18 Denver Denver International	13:58 Chicago O'Hare International	2h 40m	Frontier Airlines	F93170
from $121 Find flight	11:25 Denver Denver International	15:05 Chicago O'Hare International	2h 40m	United Airlines	UA1623
from $76 Find flight	13:39 Denver Denver International	23:29 Chicago O'Hare International	8h 50m layover 3h 10m - Atlanta	Frontier Airlines	F93600 F91595
from $76 Find flight	06:50 Denver Denver International	22:18 Chicago Midway	14h 28m layover 9h 22m - Houston	Frontier Airlines	F93206 F93282
from $78 Find flight	00:59 Denver Denver International	10:22 Chicago O'Hare International	8h 23m layover 2h 52m - Atlanta	Frontier Airlines	F93294 F91441
from $79 Find flight	07:00 Denver Denver International	14:56 Chicago Midway	6h 56m layover 1h 16m - Las Vegas	Frontier Airlines	F92015 F92330
from $79 Find flight	10:52 Denver Denver International	19:31 Chicago Midway	7h 39m layover 2h 2m - Baltimore	Frontier Airlines	F92706 F93087
from $80 Find flight	09:54 Denver Denver International	20:54 Chicago O'Hare International	10h 0m layover 3h 54m - Las Vegas	Frontier Airlines	F91993 F92146
from $90 Find flight	23:59 Denver Denver International	13:59+1 день Chicago O'Hare International	13h 0m layover 6h 28m - Tampa	Frontier Airlines	F91114 F92317
from $93 Find flight	10:17 Denver Denver International	16:12 Chicago O'Hare International	4h 55m layover 1h 12m - Minneapolis	Sun Country Airlines	SY652 SY261

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 24, 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
06:00 — 09:40	06:00 — 09:40 UA1377 United Airlines Denver — Chicago	2h 40m	Find flight from$96
07:48 — 11:28	07:48 — 11:28 UA2430 United Airlines Denver — Chicago	2h 40m	Find flight from$96
07:50 — 11:25	07:50 — 11:25 UA1811 United Airlines Denver — Chicago	2h 35m	Find flight from$82
09:40 — 13:15	09:40 — 13:15 UA2329 United Airlines Denver — Chicago	2h 35m	Find flight from$83
10:18 — 13:58	10:18 — 13:58 F93170 Frontier Airlines Denver — Chicago	2h 40m	Find flight from$111
11:18 — 14:55	11:18 — 14:55 UA2865 United Airlines Denver — Chicago	2h 37m	Find flight from$99
11:25 — 15:05	11:25 — 15:05 UA1623 United Airlines Denver — Chicago	2h 40m	Find flight from$121
11:38 — 15:14	11:38 — 15:14 F91484 Frontier Airlines Denver — Chicago	2h 36m	Find flight from$82
13:25 — 17:05	13:25 — 17:05 UA617 United Airlines Denver — Chicago	2h 40m	Find flight from$87
14:45 — 18:25	14:45 — 18:25 UA1023 United Airlines Denver — Chicago	2h 40m	Find flight from$87
14:45 — 18:25	14:45 — 18:25 UA1819 United Airlines Denver — Chicago	2h 40m	Find flight from$96
16:10 — 19:50	16:10 — 19:50 UA213 United Airlines Denver — Chicago	2h 40m	Find flight from$87
16:17 — 19:57	16:17 — 19:57 UA1224 United Airlines Denver — Chicago	2h 40m	Find flight from$123
16:25 — 20:08	16:25 — 20:08 UA2200 United Airlines Denver — Chicago	2h 43m	Find flight from$96
16:25 — 20:08	16:25 — 20:08 UA250 United Airlines Denver — Chicago	2h 43m	Find flight from$100
17:00 — 20:41	17:00 — 20:41 UA1181 United Airlines Denver — Chicago	2h 41m	Find flight from$87
17:45 — 21:17	17:45 — 21:17 UA1898 United Airlines Denver — Chicago	2h 32m	Find flight from$96
17:58 — 21:30	17:58 — 21:30 UA2292 United Airlines Denver — Chicago	2h 32m	Find flight from$87
18:00 — 21:32	18:00 — 21:32 UA1367 United Airlines Denver — Chicago	2h 32m	Find flight from$83
19:10 — 22:42	19:10 — 22:42 UA2258 United Airlines Denver — Chicago	2h 32m	Find flight from$83
20:11 — 23:41	20:11 — 23:41 F93174 Frontier Airlines Denver — Chicago	2h 30m	Find flight from$44
20:22 — 23:53	20:22 — 23:53 F93172 Frontier Airlines Denver — Chicago	2h 31m	Find flight from$57
20:28 — 23:59	20:28 — 23:59 UA377 United Airlines Denver — Chicago	2h 31m	Find flight from$83
21:30 — 00:54 +1 day	21:30 — 00:54 F92210 Frontier Airlines Denver — Chicago	2h 24m	Find flight from$44
00:04 — 11:56	00:20 — 06:03 F91734 Frontier Airlines Denver — Orlando 4h 21m stop 18:20 — 20:17 F93853 Frontier Airlines Orlando — Chicago	10h 52m including layover	Find flight from$80
00:59 — 10:22	00:59 — 06:10 F93294 Frontier Airlines Denver — Atlanta 2h 52m stop 09:18 — 10:41 F91441 Frontier Airlines Atlanta — Chicago	8h 23m including layover	Find flight from$78
06:00 — 22:24	06:00 — 11:34 F92748 Frontier Airlines Denver — Tampa 8h 58m stop 20:49 — 22:41 F93899 Frontier Airlines Tampa — Chicago	15h 24m including layover	Find flight from$80
06:50 — 22:18	06:40 — 10:23 F93206 Frontier Airlines Denver — Houston 9h 22m stop 19:52 — 22:25 F93282 Frontier Airlines Houston — Chicago	14h 28m including layover	Find flight from$76
07:00 — 14:56	07:00 — 08:01 F92015 Frontier Airlines Denver — Las Vegas 1h 16m stop 09:25 — 15:00 F92330 Frontier Airlines Las Vegas — Chicago	6h 56m including layover	Find flight from$79
07:05 — 19:13	06:40 — 10:23 F93206 Frontier Airlines Denver — Houston 5h 58m stop 18:48 — 21:23 F93136 Frontier Airlines Houston — Chicago	11h 8m including layover	Find flight from$81
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$81
08:58 — 22:20	08:22 — 09:52 F92817 Frontier Airlines Denver — San Diego 5h 37m stop 16:53 — 22:56 F91856 Frontier Airlines San Diego — Chicago	12h 22m including layover	Find flight from$81
09:10 — 23:25	09:10 — 10:14 F91375 Frontier Airlines Denver — Phoenix 7h 37m stop 17:51 — 23:25 F91828 Frontier Airlines Phoenix — Chicago	13h 15m including layover	Find flight from$81
09:54 — 20:54	09:44 — 10:51 F91993 Frontier Airlines Denver — Las Vegas 3h 54m stop 15:03 — 20:53 F92146 Frontier Airlines Las Vegas — Chicago	10h including layover	Find flight from$80
10:01 — 20:34	10:01 — 13:12 F92550 Frontier Airlines Denver — Dallas 4h 51m stop 18:03 — 20:34 F91342 Frontier Airlines Dallas — Chicago	9h 33m including layover	Find flight from$85
10:52 — 19:31	10:56 — 16:28 F92706 Frontier Airlines Denver — Baltimore 2h 2m stop 18:36 — 19:43 F93087 Frontier Airlines Baltimore — Chicago	7h 39m including layover	Find flight from$79
12:32 — 00:14 +1 day	12:32 — 18:04 F92706 Frontier Airlines Denver — Baltimore 4h 54m stop 22:58 — 00:14 F94063 Frontier Airlines Baltimore — Chicago	10h 42m including layover	Find flight from$81
13:39 — 23:29	13:39 — 18:55 F93600 Frontier Airlines Denver — Atlanta 3h 10m stop 22:05 — 23:29 F91595 Frontier Airlines Atlanta — Chicago	8h 50m including layover	Find flight from$76
13:39 — 23:29	13:49 — 18:59 F93600 Frontier Airlines Denver — Atlanta 3h 3m stop 22:58 — 00:17 F93397 Frontier Airlines Atlanta — Chicago	8h 50m including layover	Find flight from$82
17:51 — 20:56 +1 day	17:41 — 18:50 F94967 Frontier Airlines Denver — Las Vegas 20h 5m stop 15:03 — 20:53 F92146 Frontier Airlines Las Vegas — Chicago	26h 5m including layover	Find flight from$86
17:59 — 22:20 +1 day	17:59 — 19:29 F94989 Frontier Airlines Denver — San Diego 20h 33m stop 16:02 — 22:20 F91856 Frontier Airlines San Diego — Chicago	27h 21m including layover	Find flight from$81
19:53 — 22:25 +1 day	19:59 — 23:53 F92996 Frontier Airlines Denver — Houston 20h 18m stop 20:15 — 22:58 F91882 Frontier Airlines Houston — Chicago	25h 32m including layover	Find flight from$81
22:29 — 22:20 +1 day	21:36 — 23:05 F92711 Frontier Airlines Denver — San Diego 16h 12m stop 16:53 — 22:56 F91856 Frontier Airlines San Diego — Chicago	22h 51m including layover	Find flight from$81
22:29 — 20:53 +1 day	22:29 — 23:36 F9777 Frontier Airlines Denver — Las Vegas 15h 27m stop 15:03 — 20:53 F92146 Frontier Airlines Las Vegas — Chicago	21h 24m including layover	Find flight from$86
23:15 — 13:58 +1 day	23:15 — 04:49 F93340 Frontier Airlines Denver — Philadelphia 7h 58m stop 12:47 — 13:58 F91617 Frontier Airlines Philadelphia — Chicago	13h 43m including layover	Find flight from$83
23:59 — 11:53 +1 day	23:58 — 05:33 F91114 Frontier Airlines Denver — Tampa 4h 33m stop 20:49 — 22:41 F93899 Frontier Airlines Tampa — Chicago	10h 54m including layover	Find flight from$82

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

*Departure and arrival times - local. Updated on May 24, 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 00:04 to 23:59 from 2 Denver airports and arrive 00:04 to 23:59 to 7 Chicago airports. Average flight time is 2h 39m.

The fastest flight 2h 24m
Average flight time 2h 39m
The earliest flight 00:04
The latest flight 23:59
Distance 900 ml

The cheapest months to travel to Chicago are may (from 59 $), july (from 71 $), june (from 75 $).

The most expensive months are september (from 93 $), october (from 92 $), august (from 75 $).

What is the lowest airfare Denver to Chicago?

The cheapest plane ticket found by our users is $44. This airfare is for economy class on one-way F92210 flight by Frontier Airlines for May 29, 2025 which leaves Denver International in Denver at 21:30 am and arrives at Chicago Midway at 00:54.

Economy class

$44

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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 9 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 53 departures per week at the price of from $ 44 . And the most expensive tickets are offered by Finnair airline - from $ 3044.

Direct flights

There are 24 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 $44.

F9 - Frontier Airlines

from $44

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UA - United Airlines

from $82

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Connecting Flights

There are 394 flights with layovers on the route. The fastest connecting flight is UA1241 by United Airlines takes 3h 49m and the cheapest is F92210 by Frontier Airlines for $76.

F9 - Frontier Airlines

from $76

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UA - United Airlines

from $133

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AS - Alaska Airlines

from $126

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SY - Sun Country Airlines

from $93

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TK - Turkish Airlines

from $1956

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AY - Finnair

from $3044

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HA - Hawaiian Airlines

from $120

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KG - Aerogaviota

from $181

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G4 - Allegiant Air

from $103

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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 $44
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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 9 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

Find

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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