$99+ Cheap flights from Colorado Springs to Ontario (COS - ONT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
COS — ONT
Jun 27 — Jul 41
Round-trip
1 adult, Economy
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Find cheap flights from Colorado Springs to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado Springs to Ontario
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Cheapest flights from Colorado Springs to OntarioExplore the most affordable flight options available from Colorado Springs to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.
Explore the most affordable flight options available from Colorado Springs to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2026.
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:16 pm
COS
- ONT
1 stop6h 32m
Delta
Wed 7/295:10 pm
ONT
- COS
1 stop4h 31m
Delta
Deal found 5/27![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:05 pm
COS
- ONT
1 stop4h 45m
Southwest
Tue 7/213:30 pm
ONT
- COS
2 stops7h 20m
Southwest
Deal found 5/26![Southwest logo]()
$202
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
COS
- ONT
2 stops7h 55m
Southwest
Tue 7/283:30 pm
ONT
- COS
2 stops7h 20m
Southwest
Deal found 5/26![Southwest logo]()
$207
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:00 am
COS
- ONT
2 stops10h 17m
Delta
Tue 10/277:00 am
ONT
- COS
2 stops9h 14m
Delta
Deal found 5/22![Delta logo]()
$208
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Tue 6/306:35 pm
ONT
- COS
1 stop4h 10m
Southwest
Deal found 5/25![Southwest logo]()
$259
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/117:15 am
COS
- ONT
2 stops7h 25m
Southwest
Wed 7/154:10 pm
ONT
- COS
1 stop6h 40m
Southwest
Deal found 5/24![Southwest logo]()
$264
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:55 pm
COS
- ONT
1 stop4h 10m
Southwest
Mon 7/278:45 pm
ONT
- COS
1 stop3h 40m
Southwest
Deal found 5/24![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:10 pm
COS
- ONT
2 stops6h 55m
Southwest
Wed 7/223:30 pm
ONT
- COS
2 stops7h 20m
Southwest
Deal found 5/26![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:10 pm
COS
- ONT
2 stops6h 55m
Southwest
Wed 7/296:35 pm
ONT
- COS
1 stop4h 15m
Southwest
Deal found 5/27![Southwest logo]()
$281
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:16 pm
COS
- ONT
1 stop6h 32m
Delta
Sat 7/255:10 pm
ONT
- COS
1 stop4h 31m
Delta
Deal found 5/24![Delta logo]()
$283
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:10 am
COS
- ONT
1 stop5h 00m
Delta
Wed 7/295:10 pm
ONT
- COS
1 stop4h 31m
Delta
Deal found 5/24![Delta logo]()
$286
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:10 am
COS
- ONT
1 stop4h 55m
Delta
Fri 8/289:43 am
ONT
- COS
1 stop6h 53m
Delta
Deal found 5/23![Delta logo]()
$290
Best flights from Colorado Springs to OntarioDiscover carefully curated flight deals from Colorado Springs to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 28, 2026.
Discover carefully curated flight deals from Colorado Springs to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 28, 2026.
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:00 am
COS
- ONT
1 stop5h 10m
Delta
Tue 9/295:13 pm
ONT
- COS
1 stop4h 41m
Delta
Deal found 5/23![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
COS
- ONT
1 stop4h 05m
Southwest
Tue 7/286:35 pm
ONT
- COS
1 stop4h 15m
Southwest
Deal found 5/26![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:10 am
COS
- ONT
1 stop4h 55m
Delta
Tue 8/259:43 am
ONT
- COS
1 stop6h 53m
Delta
Deal found 5/27![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Tue 6/306:35 pm
ONT
- COS
1 stop4h 10m
Southwest
Deal found 5/25![Southwest logo]()
$259
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:55 pm
COS
- ONT
1 stop4h 10m
Southwest
Mon 7/274:40 pm
ONT
- COS
2 stops7h 45m
Southwest
Deal found 5/24![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Sat 6/271:25 pm
ONT
- COS
2 stops7h 10m
Southwest
Deal found 5/25![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/277:10 pm
COS
- ONT
1 stop3h 50m
Southwest
Mon 6/298:45 pm
ONT
- COS
1 stop3h 35m
Southwest
Deal found 5/27![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:45 am
COS
- ONT
2 stops6h 35m
Southwest
Mon 6/228:45 pm
ONT
- COS
1 stop3h 35m
Southwest
Deal found 5/23![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:55 pm
COS
- ONT
1 stop6h 45m
Southwest
Sun 8/27:00 pm
ONT
- COS
1 stop4h 50m
Southwest
Deal found 5/27![Southwest logo]()
$391
Last-minute flights from Colorado Springs to OntarioDiscover last-minute flight deals from Colorado Springs to Ontario. Data last updated May 28, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to Ontario. Data last updated May 28, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/154:55 pm
COS
- ONT
1 stop6h 40m
Southwest
Wed 6/176:35 pm
ONT
- COS
1 stop4h 10m
Southwest
Deal found 5/27![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:20 pm
COS
- ONT
1 stop6h 29m
Delta
Thu 6/259:40 am
ONT
- COS
1 stop7h 00m
Delta
Deal found 5/23![Delta logo]()
$358
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Tue 6/306:35 pm
ONT
- COS
1 stop4h 10m
Southwest
Deal found 5/25![Southwest logo]()
$259
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Wed 7/16:35 pm
ONT
- COS
1 stop4h 10m
Southwest
Deal found 5/27![Southwest logo]()
$197
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:55 pm
COS
- ONT
1 stop4h 05m
Southwest
Sat 6/271:25 pm
ONT
- COS
2 stops7h 10m
Southwest
Deal found 5/25![Southwest logo]()
$308
This United Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:00 am
COS
- ONT
1 stop6h 47m
United Airlines
Wed 7/15:00 am
ONT
- COS
1 stop6h 23m
United Airlines
Deal found 5/26![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:14 am
COS
- ONT
1 stop4h 56m
Delta
Sat 6/275:21 pm
ONT
- COS
1 stop4h 21m
Delta
Deal found 5/26![Delta logo]()
$336
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:14 am
COS
- ONT
1 stop4h 56m
Delta
Mon 6/295:21 pm
ONT
- COS
1 stop4h 21m
Delta
Deal found 5/26![Delta logo]()
$351
One-way flights from Colorado Springs to OntarioSearch for one-way flight options from Colorado Springs to Ontario. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
Search for one-way flight options from Colorado Springs to Ontario. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:00 am
COS
- ONT
1 stop5h 10m
Delta
Deal found 5/23![Delta logo]()
$99
This United Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:15 pm
COS
- ONT
2 stops10h 44m
United Airlines
Deal found 5/23![United Airlines logo]()
$132
This American Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:08 pm
COS
- ONT
1 stop7h 29m
American Airlines
Deal found 5/23![American Airlines logo]()
$161
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/198:10 am
COS
- ONT
1 stop5h 00m
Delta
Deal found 5/24![Delta logo]()
$176
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:20 pm
COS
- ONT
1 stop6h 29m
Delta
Deal found 5/26![Delta logo]()
$185
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:20 pm
COS
- ONT
1 stop6h 29m
Delta
Deal found 5/25![Delta logo]()
$188
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:55 pm
COS
- ONT
1 stop4h 35m
Southwest
Deal found 5/26![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:15 pm
COS
- ONT
2 stops6h 30m
Southwest
Deal found 5/24![Southwest logo]()
$201
This United Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:42 pm
COS
- ONT
1 stop6h 04m
United Airlines
Deal found 5/23![United Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:55 pm
COS
- ONT
2 stops6h 15m
Southwest
Deal found 5/25![Southwest logo]()
$216
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:07 pm
COS
- ONT
1 stop4h 39m
United Airlines
Deal found 5/27![United Airlines logo]()
$225
Find flight deals from Colorado Springs to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (Delta) |
One-way from | $99 (Delta) |
Popular in | March |
Cheapest in | January |
Average price | $362 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from Colorado Springs to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Tue 9/22
8:00 am-12:10 pm
1 stop5h 10m
Ontario
Tue 9/29
5:13 pm-10:54 pm
1 stop4h 41m
$197
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Tue 7/14
6:00 am-9:05 am
1 stop4h 05m
Ontario
Tue 7/28
6:35 pm-11:50 pm
1 stop4h 15m
$197
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Sat 8/15
8:10 am-12:05 pm
1 stop4h 55m
Ontario
Tue 8/25
9:43 am-5:36 pm
1 stop6h 53m
$197
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Tue 6/23
7:55 pm-11:00 pm
1 stop4h 05m
Ontario
Tue 6/30
6:35 pm-11:45 pm
1 stop4h 10m
$259
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Wed 7/22
7:55 pm-11:05 pm
1 stop4h 10m
Ontario
Mon 7/27
4:40 pm-1:25 am
2 stops7h 45m
$279
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Wed 6/24
7:55 pm-11:00 pm
1 stop4h 05m
Ontario
Sat 6/27
1:25 pm-9:35 pm
2 stops7h 10m
$308
Quickest round-trip
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Sat 6/27
7:10 pm-10:00 pm
1 stop3h 50m
Ontario
Mon 6/29
8:45 pm-1:20 am
1 stop3h 35m
$366
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Thu 6/18
5:45 am-11:20 am
2 stops6h 35m
Ontario
Mon 6/22
8:45 pm-1:20 am
1 stop3h 35m
$385
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Fri 7/31
4:55 pm-10:40 pm
1 stop6h 45m
Ontario
Sun 8/2
7:00 pm-12:50 am
1 stop4h 50m
$391
Cheapest one-way
Colorado SpringsOntario
COS - ONT
COSONT
Colorado Springs
Wed 9/30
1:15 pm-10:59 pm
2 stops10h 44m
$132
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Colorado Springs to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Ontario in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Colorado Springs-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Colorado Springs-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Colorado Springs to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Colorado Springs with our price prediction graph.
COS-ONT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado Springs to Ontario
What is the cheapest month to book a flight from Colorado Springs to Ontario?
Currently, January is the cheapest month in which you can book a flight from Colorado Springs to Ontario (average of $196). Flying from Colorado Springs to Ontario in March is currently the most expensive (average of $496). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Colorado Springs to Ontario?
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 28, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Colorado Springs to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 3 airlines flying from Colorado Springs to Ontario
Discover the top 3 airlines that operate flights from Colorado Springs to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$212 | Average$362 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$223 | Average$483 | FlexibilityNo cancel fee | On-time69% |