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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to Denver International

(Round-trip)
Depart: Wed Sep 16 2015 Return: Tue Sep 22 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
6:55a
DEN
9:27a
2h 32m
nonstop
DEN
9:43a
ORD
12:15p
2h 32m
nonstop
Depart: Tue Oct 6 2015 Return: Wed Oct 7 2015 Trip spans 2 days
Frontier
Frontier
ORD
4:55a
DEN
7:36a
2h 41m
nonstop
DEN
2:00a
ORD
4:25a
2h 25m
nonstop
Depart: Sun Oct 25 2015 Return: Tue Nov 3 2015 Trip spans 10 days
United
United
ORD
2:10a
DEN
4:57a
2h 47m
nonstop
DEN
3:05p
ORD
5:21p
2h 16m
nonstop
Depart: Wed Oct 7 2015 Return: Tue Oct 13 2015 Trip spans 7 days
Frontier
Frontier
ORD
12:05p
DEN
2:50p
2h 45m
nonstop
DEN
2:00a
ORD
4:25a
2h 25m
nonstop
Depart: Wed Oct 14 2015 Return: Tue Oct 20 2015 Trip spans 7 days
Spirit Airlines
Spirit Airlines
ORD
6:55a
DEN
9:27a
2h 32m
nonstop
DEN
9:43a
ORD
12:15p
2h 32m
nonstop
Depart: Tue Oct 20 2015 Return: Wed Oct 21 2015 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
6:55a
DEN
9:27a
2h 32m
nonstop
DEN
9:43a
ORD
12:15p
2h 32m
nonstop
Depart: Wed Oct 21 2015 Return: Sat Oct 24 2015 Trip spans 4 days
Frontier
Frontier
ORD
12:05p
DEN
2:50p
2h 45m
nonstop
DEN
2:00a
ORD
4:25a
2h 25m
nonstop
Depart: Thu Oct 22 2015 Return: Sat Oct 24 2015 Trip spans 3 days
Spirit Airlines
Spirit Airlines
ORD
6:55a
DEN
9:27a
2h 32m
nonstop
DEN
9:43a
ORD
12:15p
2h 32m
nonstop
Depart: Sat Oct 24 2015 Return: Tue Oct 27 2015 Trip spans 4 days
Frontier
Frontier
ORD
12:05p
DEN
2:50p
2h 45m
nonstop
DEN
2:15p
ORD
4:33p
2h 18m
nonstop
Depart: Tue Oct 27 2015 Return: Wed Oct 28 2015 Trip spans 2 days
Frontier
Frontier
ORD
1:45p
DEN
4:28p
2h 43m
nonstop
DEN
2:15p
ORD
4:33p
2h 18m
nonstop
Depart: Wed Oct 28 2015 Return: Sat Oct 31 2015 Trip spans 4 days
Frontier
Frontier
ORD
1:45p
DEN
4:28p
2h 43m
nonstop
DEN
3:08a
ORD
5:25a
2h 17m
nonstop
Depart: Sat Oct 31 2015 Return: Tue Nov 3 2015 Trip spans 4 days
United
United
ORD
1:30a
DEN
4:16a
2h 46m
nonstop
DEN
3:05p
ORD
5:21p
2h 16m
nonstop
Depart: Tue Nov 3 2015 Return: Wed Nov 4 2015 Trip spans 2 days
Frontier
Frontier
ORD
8:05a
DEN
10:46a
2h 41m
nonstop
DEN
1:15p
ORD
3:33p
2h 18m
nonstop
Depart: Wed Nov 4 2015 Return: Sat Nov 7 2015 Trip spans 4 days
Frontier
Frontier
ORD
8:05a
DEN
10:46a
2h 41m
nonstop
DEN
2:08a
ORD
4:25a
2h 17m
nonstop
Depart: Sat Nov 7 2015 Return: Tue Nov 10 2015 Trip spans 4 days
Frontier
Frontier
ORD
12:45p
DEN
3:28p
2h 43m
nonstop
DEN
1:15p
ORD
3:33p
2h 18m
nonstop
Depart: Tue Nov 10 2015 Return: Wed Nov 11 2015 Trip spans 2 days
Frontier
Frontier
ORD
8:05a
DEN
10:46a
2h 41m
nonstop
DEN
2:08a
ORD
4:25a
2h 17m
nonstop
Depart: Wed Nov 11 2015 Return: Sat Nov 14 2015 Trip spans 4 days
Frontier
Frontier
ORD
12:45p
DEN
3:28p
2h 43m
nonstop
DEN
2:08a
ORD
4:25a
2h 17m
nonstop
Depart: Sun Sep 20 2015 Return: Wed Sep 23 2015 Trip spans 4 days
American Airlines
American Airlines
ORD
3:16a
DEN
6:00a
2h 44m
nonstop
DEN
1:30p
ORD
3:57p
2h 27m
nonstop
Depart: Sun Aug 30 2015 Return: Sat Sep 12 2015 Trip spans 14 days
US Airways
US Airways
ORD
6:00a
DEN
8:36a
2h 36m
nonstop
DEN
1:30p
ORD
3:57p
2h 27m
nonstop
Depart: Wed Nov 25 2015 Return: Thu Nov 26 2015 Trip spans 2 days
Delta
Delta
ORD
8:40a
DEN
5:44p
9h 04m
1 stop
DEN
6:44a
ORD
11:55a
5h 11m
1 stop
Direct flights CHI to DEN on American Airlines
Flight # Depart ORD Arrive DEN Sun Mon Tue Wed Thu Fri Sat Valid Between
1555 7:16 am 9:00 am Sep 9 - Oct 16
1555 7:20 am 9:01 am Aug 27 - Sep 8
2377 10:00 am 11:36 am Aug 27 - Sep 7
2377 10:00 am 11:36 am Sep 8 - Sep 8
4298 10:00 am 11:48 am Sep 9 - Sep 23
4298 10:00 am 11:48 am Sep 24 - Oct 1
4298 10:00 am 11:48 am Sep 25 - Oct 4
4382 10:00 am 11:48 am Oct 5 - Oct 16
4388 11:55 am 1:43 pm Aug 28 - Sep 6
4388 11:55 am 1:43 pm Aug 27 - Sep 7
4388 11:55 am 1:43 pm Sep 8 - Sep 8
2303 1:44 pm 3:28 pm Sep 9 - Oct 4
2303 1:44 pm 3:28 pm Oct 5 - Oct 16
2303 1:54 pm 3:36 pm Sep 6 - Sep 6
2303 1:54 pm 3:36 pm Aug 27 - Sep 5
2303 1:54 pm 3:36 pm Sep 7 - Sep 8
2516 5:15 pm 6:59 pm Oct 5 - Oct 16
2516 5:15 pm 7:05 pm Aug 27 - Sep 7
2516 5:15 pm 6:59 pm Sep 9 - Oct 3
2516 5:15 pm 7:05 pm Sep 8 - Sep 8
197 8:30 pm 10:13 pm Sep 13 - Oct 4
Airports
Origin

Chicago
$81
Destination

Denver
$81