Frontier Airlines Denver to Chicago Flights

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Best Airfare Price Calendar Flights Schedule

Cheapflightsplus.com will find cheap Frontier Airlines flights from Denver to Chicago. Compare airline ticket prices and book air tickets starting from $54 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Denver (CO) — Chicago (IL) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in july: one-way - $54, two-way – $93.

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Cheap Flights from Denver to Chicago by Frontier Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by Frontier Airlines, their prices start from $54. The fastest nonstop flight takes 2h 24m. The fastest connecting flight — 6h 56m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $54 Find flight	9:30 pm Denver Denver International	0:54 am+1 день Chicago Midway	2h 24m	Frontier Airlines	F92210
from $57 Find flight	8:22 pm Denver Denver International	11:53 pm Chicago O'Hare International	2h 31m	Frontier Airlines	F93172
from $84 Find flight	11:38 am Denver Denver International	3:14 pm Chicago O'Hare International	2h 36m	Frontier Airlines	F91484
from $113 Find flight	10:18 am Denver Denver International	1:58 pm Chicago O'Hare International	2h 40m	Frontier Airlines	F93170
from $78 Find flight	1:39 pm Denver Denver International	11:29 pm Chicago O'Hare International	8h 50m layover 3h 10m - Atlanta	Frontier Airlines	F93600 F91595
from $81 Find flight	0:04 am Denver Denver International	11:56 am Chicago Midway	10h 52m layover 4h 21m - Orlando	Frontier Airlines	F91734 F93853
from $82 Find flight	8:09 pm Denver Denver International	12:49 pm+1 день Chicago O'Hare International	15h 40m layover 10h 16m - Houston	Frontier Airlines	F92996 F93136
from $82 Find flight	0:09 am Denver Denver International	8:53 am Chicago O'Hare International	7h 44m layover 0h 56m - Orlando	Frontier Airlines	F91734 F93043
from $82 Find flight	0:23 am Denver Denver International	11:31 pm Chicago O'Hare International	22h 8m layover 15h 8m - Orlando	Frontier Airlines	F91734 F92791
from $82 Find flight	8:44 am Denver Denver International	11:31 pm Chicago O'Hare International	13h 47m layover 6h 43m - Orlando	Frontier Airlines	F93312 F92791
from $82 Find flight	8:58 am Denver Denver International	10:20 pm Chicago O'Hare International	12h 22m layover 5h 37m - San Diego	Frontier Airlines	F92817 F91856
from $83 Find flight	7:07 am Denver Denver International	8:54 pm Chicago O'Hare International	12h 47m layover 6h 45m - Las Vegas	Frontier Airlines	F92015 F92146
from $83 Find flight	7:53 pm Denver Denver International	10:25 pm+1 день Chicago O'Hare International	25h 32m layover 20h 18m - Houston	Frontier Airlines	F92996 F91882
from $83 Find flight	9:10 am Denver Denver International	11:25 pm Chicago O'Hare International	13h 15m layover 7h 37m - Phoenix	Frontier Airlines	F91375 F91828
from $91 Find flight	11:59 pm Denver Denver International	1:59 pm+1 день Chicago O'Hare International	13h 0m layover 6h 28m - Tampa	Frontier Airlines	F91114 F92317
from $133 Find flight	8:30 am Denver Denver International	7:03 pm Chicago O'Hare International	9h 33m layover 2h 59m - Tampa	Frontier Airlines	F92748 F91415

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 06/22/2025

Frontier Airlines Flight Schedule Denver to Chicago

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:18 am — 1:58 pm	10:18 am — 1:58 pm F93170 Frontier Airlines Denver — Chicago	2h 40m	Find flight from$113
11:38 am — 3:14 pm	11:38 am — 3:14 pm F91484 Frontier Airlines Denver — Chicago	2h 36m	Find flight from$84
8:22 pm — 11:53 pm	8:22 pm — 11:53 pm F93172 Frontier Airlines Denver — Chicago	2h 31m	Find flight from$57
9:30 pm — 0:54 am +1 day	9:30 pm — 0:54 am F92210 Frontier Airlines Denver — Chicago	2h 24m	Find flight from$54
0:04 am — 11:56 am	0:20 am — 6:03 am F91734 Frontier Airlines Denver — Orlando 4h 21m stop 6:20 pm — 8:17 pm F93853 Frontier Airlines Orlando — Chicago	10h 52m including layover	Find flight from$81
0:09 am — 8:53 am	0:23 am — 6:00 am F91734 Frontier Airlines Denver — Orlando 56m stop 1:06 pm — 3:27 pm F93043 Frontier Airlines Orlando — Chicago	7h 44m including layover	Find flight from$82
10:01 am — 8:34 pm	10:01 am — 1:12 pm F92550 Frontier Airlines Denver — Dallas 4h 51m stop 6:03 pm — 8:34 pm F91342 Frontier Airlines Dallas — Chicago	9h 33m including layover	Find flight from$86
10:29 pm — 10:20 pm +1 day	9:36 pm — 11:05 pm F92711 Frontier Airlines Denver — San Diego 16h 12m stop 4:53 pm — 10:56 pm F91856 Frontier Airlines San Diego — Chicago	22h 51m including layover	Find flight from$83
11:59 pm — 11:53 am +1 day	11:58 pm — 5:33 am F91114 Frontier Airlines Denver — Tampa 4h 33m stop 8:49 pm — 10:41 pm F93899 Frontier Airlines Tampa — Chicago	10h 54m including layover	Find flight from$84
12:32 pm — 0:14 am +1 day	12:32 pm — 6:04 pm F92706 Frontier Airlines Denver — Baltimore 4h 54m stop 10:58 pm — 0:14 am F94063 Frontier Airlines Baltimore — Chicago	10h 42m including layover	Find flight from$83
1:33 pm — 2:56 pm +1 day	1:33 pm — 2:39 pm F92349 Frontier Airlines Denver — Las Vegas 18h 38m stop 9:25 am — 3:00 pm F92330 Frontier Airlines Las Vegas — Chicago	24h 23m including layover	Find flight from$88
1:39 pm — 11:29 pm	1:39 pm — 6:55 pm F93600 Frontier Airlines Denver — Atlanta 3h 10m stop 10:05 pm — 11:29 pm F91595 Frontier Airlines Atlanta — Chicago	8h 50m including layover	Find flight from$78
2:00 pm — 9:06 pm +1 day	2:00 pm — 3:07 pm F92349 Frontier Airlines Denver — Las Vegas 23h 53m stop 3:00 pm — 9:06 pm F92146 Frontier Airlines Las Vegas — Chicago	30h 6m including layover	Find flight from$102
5:51 pm — 2:56 pm +1 day	5:41 pm — 6:50 pm F94967 Frontier Airlines Denver — Las Vegas 14h 24m stop 9:25 am — 3:00 pm F92330 Frontier Airlines Las Vegas — Chicago	20h 5m including layover	Find flight from$88
5:59 pm — 10:20 pm +1 day	5:59 pm — 7:29 pm F94989 Frontier Airlines Denver — San Diego 20h 33m stop 4:02 pm — 10:20 pm F91856 Frontier Airlines San Diego — Chicago	27h 21m including layover	Find flight from$83
6:00 am — 10:24 pm	6:00 am — 11:34 am F92748 Frontier Airlines Denver — Tampa 8h 58m stop 8:49 pm — 10:41 pm F93899 Frontier Airlines Tampa — Chicago	15h 24m including layover	Find flight from$81
6:00 am — 10:29 pm	6:00 am — 11:34 am F92748 Frontier Airlines Denver — Tampa 8h 50m stop 10:17 pm — 0:25 am F92317 Frontier Airlines Tampa — Chicago	15h 29m including layover	Find flight from$82
7:07 am — 8:54 pm	7:00 am — 8:01 am F92015 Frontier Airlines Denver — Las Vegas 6h 45m stop 3:03 pm — 8:53 pm F92146 Frontier Airlines Las Vegas — Chicago	12h 47m including layover	Find flight from$83
7:53 pm — 10:25 pm +1 day	7:59 pm — 11:53 pm F92996 Frontier Airlines Denver — Houston 20h 18m stop 8:15 pm — 10:58 pm F91882 Frontier Airlines Houston — Chicago	25h 32m including layover	Find flight from$83
8:09 pm — 12:49 pm +1 day	7:53 pm — 11:47 pm F92996 Frontier Airlines Denver — Houston 10h 16m stop 6:48 pm — 9:23 pm F93136 Frontier Airlines Houston — Chicago	15h 40m including layover	Find flight from$82
9:10 am — 11:25 pm	9:10 am — 10:14 am F91375 Frontier Airlines Denver — Phoenix 7h 37m stop 5:51 pm — 11:25 pm F91828 Frontier Airlines Phoenix — Chicago	13h 15m including layover	Find flight from$83

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

*Departure and arrival times are local. Last updated on 06/22/2025

Flight Information

There are 4 flights by Frontier Airlines from Denver to Chicago every week with departures from Denver International and Arapahoe Co. All flights arrive at Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee.

Departures start from 0:04 am to 9:54 am. Nonstop flight is 2h 24m. The time difference between Denver and Chicago is 1h.

The fastest flight 2h 24m
Average flight time 2h 34m
The earliest flight 0:04 am
The latest flight 9:54 am
Distance 900 ml

The cheapest months for traveling to Chicago are may (from 60 $), july (from 72 $), june (from 76 $).

The most expensive and popular months are september (from 95 $), october (from 93 $), august (from 76 $).

The cheapest flight by Frontier Airlines that our users were able to find is $54. This airfare is economy class on one-way F92210 flight for July 25, 2025 leaving Denver International in Denver at 9:30 pm, it includes all taxes and additional fees.

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Frontier Airlines Airplanes on the Route

List of the most popular Frontier Airlines airplanes flying from Denver to Chicago:

Other Popular Airlines on the Route

Besides Frontier Airlines there are other 6 airline carriers between Denver and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from Denver to Chicago.

Nonstop flights

There are 19 direct flights every day from Denver. Airlines and fares are below:

UA - United Airlines

from $84

Find

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

UA - United Airlines

from $135

Find
AS - Alaska Airlines

from $128

Find
SY - Sun Country Airlines

from $94

Find
TK - Turkish Airlines

from $1986

Find
HA - Hawaiian Airlines

from $122

Find
G4 - Allegiant Air

from $105

Find

See more connecting flights

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