Find Deals on Flights from Ontario to Colorado Springs (ONT - COS)

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 from Ontario to Colorado Springs

(Round-trip)
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
United
United
ONT
1:40a
COS
5:40a
4h 00m
1 stop
COS
2:50a
ONT
9:36a
6h 46m
1 stop
Depart: Wed May 3 2017 Return: Wed May 17 2017 Trip spans 15 days
Delta
Delta
ONT
12:46p
COS
4:58p
4h 12m
1 stop
COS
1:55p
ONT
7:58p
6h 03m
1 stop
Depart: Mon Apr 17 2017 Return: Fri Apr 21 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
10:20p
COS
8:43a
10h 23m
2 stops
COS
10:20a
ONT
2:52a
16h 32m
2 stops
Depart: Sat Aug 5 2017 Return: Sat Aug 19 2017 Trip spans 15 days
American Airlines
American Airlines
ONT
10:15a
COS
5:56p
7h 41m
1 stop
COS
12:15p
ONT
8:08p
7h 53m
1 stop
Depart: Mon Aug 14 2017 Return: Fri Aug 18 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
COS
1:10p
23h 55m
1 stop
COS
2:50p
ONT
1:16p
22h 26m
1 stop
Depart: Tue Apr 25 2017 Return: Wed Apr 26 2017 Trip spans 2 days
United
United
ONT
1:40a
COS
5:40a
4h 00m
1 stop
COS
12:10p
ONT
5:11p
5h 01m
1 stop
Depart: Tue Apr 4 2017 Return: Thu Apr 6 2017 Trip spans 3 days
Delta
Delta
ONT
12:47p
COS
4:51p
4h 04m
1 stop
COS
1:55p
ONT
7:49p
5h 54m
1 stop
Depart: Tue Apr 11 2017 Return: Sun Apr 16 2017 Trip spans 6 days
United
United
ONT
9:25a
COS
3:45p
6h 20m
1 stop
COS
3:05a
ONT
9:36a
6h 31m
1 stop
Depart: Fri Apr 7 2017 Return: Mon Apr 10 2017 Trip spans 4 days
Major Airline
Major Airline
ONT
9:30a
COS
8:43a
23h 13m
1 stop
COS
10:20a
ONT
2:52a
16h 32m
1 stop
Depart: Wed Apr 26 2017 Return: Mon May 1 2017 Trip spans 6 days
United
United
ONT
9:35a
COS
1:30p
3h 55m
1 stop
COS
2:30p
ONT
9:06p
6h 36m
2 stops
Depart: Fri Apr 28 2017 Return: Sun Apr 30 2017 Trip spans 3 days
Delta
Delta
ONT
6:23a
COS
12:22p
5h 59m
1 stop
COS
1:55p
ONT
7:49p
5h 54m
1 stop
Depart: Thu Apr 20 2017 Return: Sat Apr 22 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
10:30a
COS
6:00p
7h 30m
1 stop
COS
2:04a
ONT
10:38a
8h 34m
1 stop
Depart: Wed May 10 2017 Return: Sat May 13 2017 Trip spans 4 days
Delta
Delta
ONT
12:46p
COS
4:58p
4h 12m
1 stop
COS
4:25a
ONT
9:13a
4h 48m
1 stop
Depart: Sun Apr 23 2017 Return: Tue Apr 25 2017 Trip spans 3 days
United
United
ONT
1:40a
COS
5:40a
4h 00m
1 stop
COS
2:50a
ONT
9:36a
6h 46m
1 stop
Depart: Mon Jun 5 2017 Return: Sun Jun 11 2017 Trip spans 7 days
Major Airline
Major Airline
ONT
10:20p
COS
8:52a
10h 32m
1 stop
COS
10:30a
ONT
3:16p
28h 46m
1 stop
Depart: Wed Aug 9 2017 Return: Fri Aug 11 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
8:59p
COS
4:48a
7h 49m
1 stop
COS
6:54a
ONT
2:40p
7h 46m
1 stop
Depart: Mon May 29 2017 Return: Mon Jun 5 2017 Trip spans 8 days
Major Airline
Major Airline
ONT
10:20p
COS
8:43a
10h 23m
1 stop
COS
10:30a
ONT
9:17a
22h 47m
1 stop
Depart: Mon Apr 10 2017 Return: Sat Apr 15 2017 Trip spans 6 days
United
United
ONT
9:25a
COS
1:30p
4h 05m
1 stop
COS
3:05a
ONT
9:42a
6h 37m
1 stop
Depart: Wed Jul 12 2017 Return: Sat Jul 15 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
10:15a
COS
5:56p
7h 41m
1 stop
COS
12:15p
ONT
8:08p
7h 53m
1 stop
Depart: Wed May 24 2017 Return: Sat May 27 2017 Trip spans 4 days
Delta
Delta
ONT
12:46p
COS
4:58p
4h 12m
1 stop
COS
4:25a
ONT
9:13a
4h 48m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Ontario
$272
Destination

Colorado Springs
$272