Skip to content

United flights from Colorado Springs to Ontario starting at

Select journey type

Enter to select travel class and passengers

Book with confidence with United

Low fare calendar for flights from Colorado Springs (COS) to Ontario (ONT)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
from
$389 Price subject to changes
Viewed:7 hours ago
Return:
2
from
$384 Price subject to changes
Viewed:7 hours ago
Return:
3
from
$308 Price subject to changes
Viewed:7 hours ago
Return:
4
from
$183 Price subject to changes
Viewed:7 hours ago
Return:
5
from
$372 Price subject to changes
Viewed:7 hours ago
Return:
6
from
$232 Price subject to changes
Viewed:7 hours ago
Return:
7
from
$183 Price subject to changes
Viewed:7 hours ago
Return:
8
from
$571 Price subject to changes
Viewed:7 hours ago
Return:
9
from
$308 Price subject to changes
Viewed:7 hours ago
Return:
10
from
$308 Price subject to changes
Viewed:7 hours ago
Return:
11
from
$178 Price subject to changes
Viewed:7 hours ago
Return:
12
from
$238 Price subject to changes
Viewed:7 hours ago
Return:
13
from
$389 Price subject to changes
Viewed:7 hours ago
Return:
14
from
$308 Price subject to changes
Viewed:7 hours ago
Return:
15
from
$514 Price subject to changes
Viewed:7 hours ago
Return:
16
from
$337 Price subject to changes
Viewed:7 hours ago
Return:
17
from
$207 Price subject to changes
Viewed:7 hours ago
Return:
18
from
$207 Price subject to changes
Viewed:7 hours ago
Return:
19
from
$267 Price subject to changes
Viewed:7 hours ago
Return:
20
from
$527 Price subject to changes
Viewed:7 hours ago
Return:
21
from
$377 Price subject to changes
Viewed:7 hours ago
Return:
22
from
$433 Price subject to changes
Viewed:7 hours ago
Return:
23
from
$453 Price subject to changes
Viewed:7 hours ago
Return:
24
from
$507 Price subject to changes
Viewed:7 hours ago
Return:
25
from
$507 Price subject to changes
Viewed:4 hours ago
Return:
26
27
from
$546 Price subject to changes
Viewed:7 hours ago
Return:
28
from
$639 Price subject to changes
Viewed:7 hours ago
Return:
29
30
from
$541 Price subject to changes
Viewed:4 hours ago
Return:
from
$303 Price subject to changes
Viewed:7 hours ago
Return:
from
$337 Price subject to changes
Viewed:7 hours ago
Return:
from
$236 Price subject to changes
Viewed:7 hours ago
Return:
from
$276 Price subject to changes
Viewed:7 hours ago
Return:
from
$236 Price subject to changes
Viewed:7 hours ago
Return:
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

More United deals on Colorado Springs (COS) to Ontario (ONT) flights

FromToDatesFare TypePrice

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/11/20

Return: 11/18/20

Roundtrip
from
$178*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/04/20

Return: 11/11/20

Roundtrip
from
$183*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/07/20

Return: 11/14/20

Roundtrip
from
$183*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/04/20

Return: 11/18/20

Roundtrip
from
$183*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/17/20

Return: 12/01/20

Roundtrip
from
$207*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/18/20

Return: 12/02/20

Roundtrip
from
$207*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 11/06/20

Return: 11/13/20

Roundtrip
from
$232*
Viewed:7hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 01/12/21

Return: 01/26/21

Roundtrip
from
$236*
Viewed:18hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 01/13/21

Return: 01/27/21

Roundtrip
from
$236*
Viewed:18hoursago

Colorado Springs (COS)

Ontario (ONT)

Depart: 01/16/21

Return: 01/30/21

Roundtrip
from
$236*
Viewed:18hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Ontario

Tuesday scattered clouds
73°F 10/20/20
Wednesday sky is clear
80°F 10/21/20
Thursday sky is clear
74°F 10/22/20
Friday overcast clouds
68°F 10/23/20
Saturday overcast clouds
66°F 10/24/20
Sunday overcast clouds
63°F 10/25/20
Monday sky is clear
68°F 10/26/20
Powered by: OpenWeatherMap.org