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Cheap flights from Ontario to Denver from $218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Denver departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

United Airlines Logo
9:44 am - 2:45 pmYYZ-COS
7h 01m1 stop
United Airlines Logo
12:02 pm - 8:44 pmCOS-YYZ
6h 42m1 stop
$371United Airlines
Find Deal
Fri, Sep 5 - Fri, Sep 12
United Airlines Logo
10:15 am - 2:44 pmYYZ-COS
6h 29m1 stop
United Airlines Logo
11:35 am - 11:59 pmCOS-YYZ
10h 24m2 stops
$373United Airlines
Find Deal
Fri, Oct 24 - Tue, Oct 28
Delta Logo
11:52 am - 8:30 pmYYZ-COS
10h 38m1 stop
Delta Logo
6:00 am - 4:50 pmCOS-YYZ
8h 50m1 stop
$377Delta
Find Deal
Thu, Oct 23 - Mon, Oct 27
United Airlines Logo
10:15 am - 9:54 pmYYZ-COS
13h 39m1 stop
United Airlines Logo
6:20 pm - 10:04 amCOS-YYZ
13h 44m2 stops
$380United Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
United Airlines Logo
10:15 am - 9:54 pmYYZ-COS
13h 39m1 stop
United Airlines Logo
6:20 pm - 10:04 amCOS-YYZ
13h 44m2 stops
$381United Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
American Airlines Logo
5:17 pm - 10:11 amYYZ-COS
18h 54m1 stop
American Airlines Logo
5:03 pm - 12:30 pmCOS-YYZ
17h 27m1 stop
$383American Airlines
Find Deal
Thu, Sep 11 - Thu, Sep 25
American Airlines Logo
6:49 am - 4:13 pmYYZ-COS
11h 24m1 stop
American Airlines Logo
6:02 am - 4:22 pmCOS-YYZ
8h 20m1 stop
$390American Airlines
Find Deal
Sun, Sep 7 - Sun, Sep 14
Logo
7:00 am - 5:30 pmYYZ-COS
12h 30m3 stops
Logo
8:00 am - 8:40 pmCOS-YYZ
10h 40m2 stops
$539
Find Deal
Fri, Sep 5 - Sun, Sep 7
Air Canada Logo
8:40 am - 8:39 pmYUL-COS
13h 59m2 stops
Air Canada Logo
3:45 pm - 10:40 amCOS-YUL
16h 55m2 stops
$609Air Canada
Find Deal
Thu, Sep 18 - Mon, Sep 22
Air Canada Logo
7:00 am - 2:45 pmYUL-COS
9h 45m2 stops
Air Canada Logo
3:45 pm - 10:40 amCOS-YUL
16h 55m2 stops
$666Air Canada
Find Deal
Thu, Sep 18 - Mon, Sep 22

American Airlines flights from Region of Ontario to Colorado Springs

Our best American Airlines deals on Region of Ontario to Colorado Springs flight tickets
American Airlines
Sep 11
YYZ5:17 pmToronto Pearson Intl
18h 54m
1 stop
COS10:11 amColorado Springs
Sep 25
COS5:03 pmColorado Springs
17h 27m
1 stop
YYZ12:30 pmToronto Pearson Intl
$383
Find similar
American Airlines
Sep 7
YYZ6:49 amToronto Pearson Intl
11h 24m
1 stop
COS4:13 pmColorado Springs
Sep 14
COS6:02 amColorado Springs
8h 20m
1 stop
YYZ4:22 pmToronto Pearson Intl
$390
Find similar
American Airlines
Sep 18
YUL3:44 pmMontreal Pierre Elliott Trudeau Intl
9h 55m
1 stop
COS11:39 pmColorado Springs
Sep 22
COS5:16 pmColorado Springs
19h 33m
1 stop
YUL2:49 pmMontreal Pierre Elliott Trudeau Intl
$392
Find similar

United Airlines flights from Region of Ontario to Colorado Springs

Our best United Airlines deals on Region of Ontario to Colorado Springs flight tickets
United Airlines
Sep 5
YYZ9:44 amToronto Pearson Intl
7h 01m
1 stop
COS2:45 pmColorado Springs
Sep 12
COS12:02 pmColorado Springs
6h 42m
1 stop
YYZ8:44 pmToronto Pearson Intl
$371
Find similar
United Airlines
Oct 24
YYZ10:15 amToronto Pearson Intl
6h 29m
1 stop
COS2:44 pmColorado Springs
Oct 28
COS11:35 amColorado Springs
10h 24m
2 stops
YYZ11:59 pmToronto Pearson Intl
$373
Find similar
United Airlines
Sep 25
YYZ10:15 amToronto Pearson Intl
13h 39m
1 stop
COS9:54 pmColorado Springs
Sep 29
COS6:20 pmColorado Springs
13h 44m
2 stops
YYZ10:04 amToronto Pearson Intl
$380
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Colorado Springs 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, momondo users made 832,500 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from Ontario to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Fri 9/5

9:44 am-2:45 pm

1 stop7h 01m

Colorado Springs

Fri 9/12

12:02 pm-8:44 pm

1 stop6h 42m

$371

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Fri 10/24

10:15 am-2:44 pm

1 stop6h 29m

Colorado Springs

Tue 10/28

11:35 am-11:59 pm

2 stops10h 24m

$373

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 10/23

11:52 am-8:30 pm

1 stop10h 38m

Colorado Springs

Mon 10/27

6:00 am-4:50 pm

1 stop8h 50m

$377

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 9/25

10:15 am-9:54 pm

1 stop13h 39m

Colorado Springs

Mon 9/29

6:20 pm-10:04 am

2 stops13h 44m

$380

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 9/25

10:15 am-9:54 pm

1 stop13h 39m

Colorado Springs

Mon 9/29

6:20 pm-10:04 am

2 stops13h 44m

$381

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 9/11

5:17 pm-10:11 am

1 stop18h 54m

Colorado Springs

Thu 9/25

5:03 pm-12:30 pm

1 stop17h 27m

$383

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Sun 9/7

6:49 am-4:13 pm

1 stop11h 24m

Colorado Springs

Sun 9/14

6:02 am-4:22 pm

1 stop8h 20m

$390

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Fri 9/5

7:00 am-5:30 pm

3 stops12h 30m

Colorado Springs

Sun 9/7

8:00 am-8:40 pm

2 stops10h 40m

$539

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

8:40 am-8:39 pm

2 stops13h 59m

Colorado Springs

Mon 9/22

3:45 pm-10:40 am

2 stops16h 55m

$609

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

7:00 am-2:45 pm

2 stops9h 45m

Colorado Springs

Mon 9/22

3:45 pm-10:40 am

2 stops16h 55m

$666

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Region of Ontario to Colorado Springs

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Colorado Springs?

The month of December is another great option to travel to Colorado Springs, with average flight prices from Region of Ontario averaging around $252.

What is the cheapest day to depart on your flight to Colorado Springs?

The cheapest day to depart from Region of Ontario to Colorado Springs is on a Tuesday when prices can be found for as low as $323. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to Colorado Springs for around $564.

What is the cheapest time of day to depart on your flight to Colorado Springs?

Flying to Colorado Springs from Region of Ontario at noon is the least expensive time of day to depart. momondo users have found prices as low as $255 when looking at flights departing at noon. Flights to Colorado Springs are more costly in the morning, with an average ticket price of $518. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Region of Ontario to Colorado Springs flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Colorado Springs

Best Price Found

$218

Fastest flight time

5h 30m

Direct flights

None

Airports in Colorado Springs

1 airport
The best one-way flight to Colorado Springs from Region of Ontario in the past 72 hours is $218. The best round-trip flight deal from Region of Ontario to Colorado Springs found on momondo in the last 72 hours is $371.
The fastest flight from Region of Ontario to Colorado Springs takes 5h 30m
There are no direct flights from Region of Ontario to Colorado Springs. Popular non-direct routes for this connection are Toronto Pearson Intl Airport - Colorado Springs Airport and Montreal Pierre Elliott Trudeau Intl Airport - Colorado Springs Airport.
There is 1 airport near Colorado Springs: Colorado Springs (COS)
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  • When did momondo last update prices for flights from Ontario to Colorado Springs Airport?

    Prices for flights from Ontario to Colorado Springs Airport were last updated today.

  • How old do you have to be to fly from Ontario to Colorado Springs Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Colorado Springs Airport.

  • What documentation or ID do you need to fly to Colorado Springs Airport?

    The required travel and health documents for your Colorado Springs Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado Springs Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Cañon City

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Colorado Springs?

Finding the right flight to Colorado Springs from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Colorado Springs quick and easy, saving you time and money.

Can I find flights from Ontario to Colorado Springs with flexible booking policies on momondo?

Yes. All flights to Colorado Springs from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Colorado Springs?

momondo provides multiple filters to help you find the best flight to Colorado Springs from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Colorado Springs right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Colorado Springs flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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