Find Deals on Flights from Chicago to Denver International (CHI - DEN)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to Denver International

(Round-trip)
Depart: Tue Mar 8 2016 Return: Thu Mar 10 2016 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Tue Apr 12 2016 Return: Wed Apr 20 2016 Trip spans 9 days
United
United
ORD
DEN
2h 38m
nonstop
DEN
ORD
2h 28m
nonstop
Depart: Wed Mar 9 2016 Return: Thu Mar 10 2016 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Mon Apr 4 2016 Return: Wed Apr 6 2016 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Tue Apr 5 2016 Return: Wed Apr 6 2016 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Tue May 3 2016 Return: Thu May 5 2016 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 35m
nonstop
DEN
ORD
2h 34m
nonstop
Depart: Wed May 4 2016 Return: Sat May 14 2016 Trip spans 11 days
United
United
ORD
DEN
2h 38m
nonstop
DEN
ORD
2h 20m
nonstop
Depart: Mon Feb 29 2016 Return: Thu Mar 3 2016 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Mon Feb 22 2016 Return: Thu Mar 3 2016 Trip spans 11 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 39m
nonstop
DEN
ORD
2h 31m
nonstop
Depart: Wed Apr 20 2016 Return: Sat Apr 23 2016 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 35m
nonstop
DEN
ORD
2h 34m
nonstop
Depart: Sat Apr 23 2016 Return: Mon Apr 25 2016 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 35m
nonstop
DEN
ORD
2h 34m
nonstop
Depart: Thu Apr 21 2016 Return: Sun May 1 2016 Trip spans 11 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 35m
nonstop
DEN
ORD
2h 34m
nonstop
Depart: Thu May 5 2016 Return: Mon May 9 2016 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 36m
nonstop
DEN
ORD
2h 34m
nonstop
Depart: Sat Mar 12 2016 Return: Tue Mar 15 2016 Trip spans 3 days
Frontier
Frontier
ORD
DEN
2h 47m
nonstop
DEN
ORD
2h 32m
nonstop
Depart: Sat Jun 4 2016 Return: Tue Jun 7 2016 Trip spans 4 days
Frontier
Frontier
ORD
DEN
2h 57m
nonstop
DEN
ORD
2h 35m
nonstop
Depart: Tue Mar 1 2016 Return: Sun Mar 6 2016 Trip spans 6 days
Frontier
Frontier
ORD
DEN
2h 47m
nonstop
DEN
ORD
2h 42m
nonstop
Depart: Thu Mar 10 2016 Return: Sun Mar 13 2016 Trip spans 4 days
Frontier
Frontier
ORD
DEN
2h 47m
nonstop
DEN
ORD
2h 42m
nonstop
Depart: Tue Jun 14 2016 Return: Tue Jun 21 2016 Trip spans 8 days
Frontier
Frontier
ORD
DEN
2h 57m
nonstop
DEN
ORD
2h 33m
nonstop
Depart: Thu Apr 14 2016 Return: Tue Apr 19 2016 Trip spans 6 days
Southwest
Southwest
MDW
DEN
2h 35m
nonstop
DEN
MDW
2h 30m
nonstop
Depart: Wed Mar 2 2016 Return: Sun Mar 6 2016 Trip spans 5 days
Delta
Delta
MDW
DEN
6h 02m
1 stop
DEN
MDW
4h 24m
1 stop
Direct flights CHI to DEN on American Airlines
Flight # Depart ORD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
2300 10:05 am 11:44 am Mar 13 - Mar 25
2300 10:05 am 11:44 am Feb 12 - Feb 29
2300 10:05 am 11:44 am Feb 11 - Feb 25
2300 10:05 am 11:44 am Mar 15 - Mar 24
2300 10:05 am 11:44 am Mar 1 - Mar 11
2300 10:05 am 11:44 am Mar 12 - Mar 12
4407 10:05 am 11:49 am Feb 13 - Feb 27
1272 12:00 pm 1:42 pm Mar 15 - Mar 24
1272 12:00 pm 1:42 pm Mar 4 - Mar 11
1272 12:00 pm 1:42 pm Mar 3 - Mar 10
1272 12:00 pm 1:42 pm Mar 14 - Mar 25
4381 12:00 pm 1:51 pm Mar 5 - Mar 12
4381 12:00 pm 1:51 pm Mar 19 - Mar 19
4381 12:00 pm 1:51 pm Mar 6 - Mar 6
4381 12:00 pm 1:51 pm Mar 13 - Mar 20
4400 12:00 pm 1:51 pm Feb 11 - Mar 1
4400 12:00 pm 1:51 pm Feb 12 - Mar 2
2581 2:25 pm 4:06 pm Feb 11 - Mar 1
2581 2:25 pm 4:06 pm Feb 12 - Mar 2
4344 2:25 pm 4:15 pm Mar 3 - Mar 10
4344 2:25 pm 4:15 pm Mar 14 - Apr 4
4344 2:25 pm 4:15 pm Mar 15 - Mar 31
4344 2:25 pm 4:15 pm Mar 4 - Mar 11
2581 2:30 pm 4:10 pm Feb 14 - Feb 28
4344 2:30 pm 4:19 pm Mar 13 - Apr 3
4344 2:30 pm 4:19 pm Mar 6 - Mar 6
1432 5:15 pm 6:57 pm Feb 12 - Feb 29
1432 5:15 pm 6:57 pm Feb 11 - Feb 25
1432 5:15 pm 6:57 pm Feb 13 - Mar 12
1432 5:15 pm 6:57 pm Mar 19 - Mar 26
1432 5:15 pm 6:57 pm Mar 1 - Mar 11
1432 5:15 pm 6:57 pm Mar 13 - Mar 20
1432 5:15 pm 6:57 pm Mar 14 - Mar 25
4274 8:30 pm 10:20 pm Mar 15 - Mar 31
4274 8:30 pm 10:20 pm Feb 11 - Mar 10
4274 8:30 pm 10:20 pm Mar 13 - Apr 3
4274 8:30 pm 10:20 pm Feb 12 - Mar 11
4325 10:15 pm 12:04 am Feb 13 - Mar 12
4325 10:15 pm 12:04 am Mar 19 - Mar 26
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We make every attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller
At KAYAK we don’t set prices, so it’s not possible for us to guarantee what other companies are selling.

We aggregate tons of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we don't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find on occasion that certain prices are no longer available.

More questions or if you have a bad price to report to us
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Airports
Origin

Chicago
only $81
only $168
Destination

Denver
$81