Find Cheap Flights to Denver International

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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Book cheap flights to Denver International

(Round-trip)
Depart: Sat Apr 15 2017 Return: Sat Apr 22 2017 Trip spans 8 days
Frontier
Frontier
ORD
DEN
2h 46m
nonstop
DEN
ORD
2h 39m
nonstop
Depart: Sat Mar 4 2017 Return: Tue Mar 7 2017 Trip spans 4 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 43m
nonstop
DEN
ORD
2h 23m
nonstop
Depart: Wed Mar 22 2017 Return: Wed Mar 29 2017 Trip spans 8 days
Major Airline
Major Airline
HOU
DEN
2h 42m
nonstop
DEN
HOU
2h 25m
nonstop
Depart: Tue May 23 2017 Return: Sun May 28 2017 Trip spans 6 days
United
United
ORD
DEN
2h 35m
nonstop
DEN
ORD
2h 25m
nonstop
Depart: Mon Mar 6 2017 Return: Thu Mar 9 2017 Trip spans 4 days
American Airlines
American Airlines
DFW
DEN
2h 04m
nonstop
DEN
DFW
2h 00m
nonstop
Depart: Wed Apr 19 2017 Return: Sat Apr 22 2017 Trip spans 4 days
Frontier
Frontier
ORD
DEN
2h 46m
nonstop
DEN
ORD
2h 39m
nonstop
Depart: Wed Apr 26 2017 Return: Sat Apr 29 2017 Trip spans 4 days
Frontier
Frontier
ORD
DEN
2h 46m
nonstop
DEN
ORD
2h 39m
nonstop
Depart: Wed Apr 19 2017 Return: Tue Apr 25 2017 Trip spans 7 days
Delta
Delta
MSP
DEN
2h 13m
nonstop
DEN
MSP
2h 09m
nonstop
Depart: Mon Mar 6 2017 Return: Tue Mar 7 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 43m
nonstop
DEN
ORD
2h 23m
nonstop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
Frontier
Frontier
HOU
DEN
2h 42m
nonstop
DEN
HOU
2h 28m
nonstop
Depart: Wed Mar 22 2017 Return: Wed Mar 29 2017 Trip spans 8 days
Major Airline
Major Airline
IAH
DEN
2h 42m
nonstop
DEN
IAH
2h 25m
nonstop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
Frontier
Frontier
IAH
DEN
2h 42m
nonstop
DEN
IAH
2h 28m
nonstop
Depart: Wed Mar 1 2017 Return: Sun Mar 5 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
ORD
DEN
2h 43m
nonstop
DEN
ORD
2h 23m
nonstop
Depart: Tue Feb 28 2017 Return: Sat Mar 4 2017 Trip spans 5 days
Major Airline
Major Airline
MKE
DEN
3h 02m
nonstop
DEN
MKE
2h 17m
nonstop
Depart: Sun Apr 30 2017 Return: Wed May 3 2017 Trip spans 4 days
Frontier
Frontier
DFW
DEN
2h 15m
nonstop
DEN
DFW
2h 00m
nonstop
Depart: Thu Mar 2 2017 Return: Mon Mar 6 2017 Trip spans 5 days
Spirit Airlines
Spirit Airlines
LAX
DEN
2h 13m
nonstop
DEN
LAX
2h 28m
nonstop
Depart: Thu Jun 1 2017 Return: Tue Jun 6 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
DEN
2h 52m
nonstop
DEN
ORD
2h 33m
nonstop
Depart: Sat May 6 2017 Return: Thu May 11 2017 Trip spans 6 days
Frontier
Frontier
HOU
DEN
2h 29m
nonstop
DEN
HOU
2h 28m
nonstop
Depart: Wed Mar 8 2017 Return: Thu Mar 9 2017 Trip spans 2 days
Spirit Airlines
Spirit Airlines
LAX
DEN
2h 19m
nonstop
DEN
LAX
2h 27m
nonstop
Depart: Tue Mar 14 2017 Return: Wed Mar 15 2017 Trip spans 2 days
JetBlue
JetBlue
BOS
DEN
4h 42m
nonstop
DEN
BOS
3h 43m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

Here's why:

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

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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 can'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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Milwaukee
$87
Minneapolis
$137
Chicago
$57
Los Angeles
$85
Dallas
$67
Houston
only $67
only $67
Boston
$227
Destination

Denver
$57
Airlines Airline reviews

568 travelers who booked a flight from Chicago to Denver rated their chosen airlines with an average of 5.6.

Overall
5.8
Boarding
6.2
Crew
6.7
Comfort
5.4
Food
4.4
Entertainment
4.4