Cheap flights from Ontario to Colorado Springs (ONT - COS) from $159

This is the cheapest one-way flight price, found on 10/2. Prices may vary by date and flight preferences.
ONT — COS
Oct 8 — Oct 151

The best prices from Ontario to Colorado Springs are usually found in February or October, booked 46 days in advance, depart on a Monday or Wednesday and return on a Monday

How to find the cheapest flight from Ontario (ONT) to Colorado Springs (COS)

All the information you need to plan the best ONT to COS flight in 2023: compare Ontario to Colorado Springs flight prices with the expected peak season, weather and rainfall in Colorado Springs.

Popular in

July

Cheapest in

February

Round-trip from

$342

One-way from

$159
High demand for flights, 21% potential price rise
Best time to find cheap flights, 29% potential price drop
From Ontario to Colorado Springs
One-way flight from Ontario to Colorado Springs

ONT - COS

Price

$342 - $623

COS

Temperature

30.2 - 71.6 °F

COS

Rainfall

0.3 - 3.3 inches

What is the cheapest day to fly round-trip from Ontario to Colorado Springs?

Departing on a Sunday is a good option for securing a great price. You can expect to save up to 70% when planning your travel around this day of the week.

How far in advance should I book a flight from Ontario to Colorado Springs?

Travelers have found it’s best to book a flight 55 days in advance to save up to 29% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 55 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Colorado Springs 1-2 weeks in advance for as low as $387, or $487 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Colorado Springs?

January can be a great time to fly to Colorado Springs from Ontario with a flight ticket averaging about $370. Cheapflights users have found deals in the month of January for as cheap as $195. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Ontario to Colorado Springs (ONT - COS)?

It’s optimal to fly from Ontario to Colorado Springs in the afternoon. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the morning.

Cheap Delta flights from Ontario to Colorado Springs

Peruse some of the lowest-priced Delta flights we've found from Ontario to Colorado Springs. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap United Airlines flights from Ontario to Colorado Springs

To aid your search, here are some of the cheapest United Airlines flights we've found from Ontario to Colorado Springs. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Cheap Ontario to Colorado Springs flights in October & November 2023

The best prices found for ONT to COS flights for October, November
Check out some of the best flight deals from Ontario to Colorado Springs in 2023. Check back soon for alternative fares.

Ontario to Colorado Springs 2023 flight deals

Cheap flights to Colorado Springs from Ontario found for this year
Check out some of the best flight deals from Ontario to Colorado Springs in 2023. Check back soon for alternative fares.

Ontario to Colorado Springs flights leaving soon

Late deals on return flights to Colorado Springs from Ontario, departing today and this week
Have a look at some of the flights available from Ontario to Colorado Springs departing last-minute. Tip: verify your flight details before completing your reservation.

One-way flights to Colorado Springs from Ontario

The cheapest one-way flights from Ontario to Colorado Springs
Take a look at some of the best available options we've come across on one-way flights from Ontario to Colorado Springs. Users can also find round-trip Ontario to Colorado Springs flights by using the search form above.

Find flights from Ontario to Colorado Springs within your budget

Use the slider to find flights from Ontario to Colorado Springs that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$257 - $349

Route

Depart

Return

Price

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Fri 11/3

1 stop7h 42m

Colorado Springs

Tue 11/7

1 stop8h 56m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Fri 11/3

1 stop7h 42m

Colorado Springs

Tue 11/7

2 stops8h 11m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Sat 12/16

1 stop5h 27m

Colorado Springs

Tue 12/19

1 stop4h 32m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Tue 10/24

1 stop5h 08m

Colorado Springs

Sat 10/28

1 stop4h 49m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Tue 11/28

1 stop6h 39m

Colorado Springs

Fri 12/1

2 stops10h 02m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Tue 10/31

1 stop5h 12m

Colorado Springs

Tue 11/7

1 stop4h 32m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Mon 10/23

1 stop7h 42m

Colorado Springs

Sat 10/28

2 stops9h 03m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Sun 10/22

1 stop7h 42m

Colorado Springs

Thu 10/26

1 stop8h 10m

OntarioColorado Springs

ONT - COS

ONTCOS

Ontario

Thu 11/23

1 stop4h 40m

Colorado Springs

Fri 11/24

1 stop4h 24m

Flights are sorted by cheapest first

Deals found on 10/1

Reviews of airlines servicing Colorado Springs

To help decide which airline to fly from Ontario to Colorado Springs, see what other customers have to say about Delta, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,023 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.0

Overall

7.9

Crew

8.5

Reviews

1 / 10

Excellent experience. With all the stories about travel disasters this summer it was great to experience a flight where everything went well. Organized boarding, polite and professional service, and early arrival.

Delta
7.9
Good
3,023 reviews
Delta
7.9
Good
3,023 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.0

Overall

7.9

Crew

8.5

Reviews

1 / 10

Excellent experience. With all the stories about travel disasters this summer it was great to experience a flight where everything went well. Organized boarding, polite and professional service, and early arrival.

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,023 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.0

Overall

7.9

Crew

8.5

Reviews

1 / 10

Excellent experience. With all the stories about travel disasters this summer it was great to experience a flight where everything went well. Organized boarding, polite and professional service, and early arrival.

American Airlines
7.2
Good
2,635 reviews
Delta
7.9
Good
3,023 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.0

Overall

7.9

Crew

8.5

Reviews

1 / 10

Excellent experience. With all the stories about travel disasters this summer it was great to experience a flight where everything went well. Organized boarding, polite and professional service, and early arrival.

Related info for your journey

Useful info, stats and facts about Ontario to Colorado Springs flights.

Can I find flights from Ontario to Colorado Springs for under $300 on Cheapflights?

Yes, there are multiple flights from Ontario to Colorado Springs for under $300. The cheapest flight booked recently is on American Airlines for just $257, but on average you can expect to pay $341.

Are there last-minute flights available from Ontario to Colorado Springs for under $600?

There are currently 10+ open flights from Ontario to Colorado Springs within the next 7 days for less than $600.

What are the cheapest airlines flying from Ontario to Colorado Springs round-trip?

Currently priced at $257, American Airlines will fly you from Ontario to Colorado Springs and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $267 and $277, respectively. American Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

What are the most popular airlines that fly from Ontario to Colorado Springs?

What does ONT to COS mean?

Ontario Airport is ONT and Colorado Springs Airport is COS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

Alternative routes for Ontario to Colorado Springs

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ontario to Colorado Springs

The chart below displays the airlines Cheapflights users traveling from Ontario to Colorado Springs choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$352FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$242Average$473FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$286Average$481FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Hourly flight availability from Ontario to Colorado Springs

See what time of day planes typically take off from Ontario to Colorado Springs
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

What makes Cheapflights the go-to destination for all your flight needs

How does Cheapflights help users find flights from Ontario to Colorado Springs?

Cheapflights helps you search for flights from Ontario to Colorado Springs via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Colorado Springs?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Colorado Springs for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Colorado Springs with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Colorado Springs, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Colorado Springs become cheaper?

Yes, Cheapflights does offer price alerts on Ontario to Colorado Springs flights so you can book your travels when it’s right. The Price Alert feature is available after a flight search is performed above.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.