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Cheap flights from Colorado Springs to Ontario from C$ 520

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
COS — YYZ
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colorado Springs to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Colorado Springs to Ontario
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 15 December 2025.

Tue 16/1210:24 a.m.COS - YUL
2 stops9h 18mUnited Airlines
Wed 14/16:00 a.m.YUL - COS
1 stop7h 02mUnited Airlines
Deal found 13/12C$ 1,140
Fri 19/124:46 p.m.COS - YYZ
1 stop21h 33mAmerican Airlines
Fri 26/126:23 p.m.YYZ - COS
1 stop19h 29mAmerican Airlines
Deal found 14/12C$ 1,464
Fri 19/126:00 a.m.COS - YYZ
1 stop6h 01mUnited Airlines
Fri 26/129:00 a.m.YYZ - COS
2 stops14h 11mUnited Airlines
Deal found 14/12C$ 1,472

Find flight deals from Colorado Springs to Ontario

Keep the following information in mind while searching for Colorado Springs to Ontario flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 520

Popular in

December

Cheapest in

March

Average price

C$ 810
United Airlines
  • United Airlines
  • 10/1-13/1
  • 4 total stops
  • 25h 23m total
  • Colorado Springs to Ontario
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 629,999 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Colorado Springs to Ontario that are best for you.

Fly from

Colorado Springs

Fly to

Ontario

Route

Depart

Return

Price

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Sat 10/1

5:50 a.m.-6:52 p.m.

2 stops11h 02m

Ottawa

Tue 13/1

9:45 a.m.-10:06 p.m.

2 stops14h 21m

C$ 520

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sat 10/1

12:08 p.m.-10:14 a.m.

2 stops20h 06m

Toronto Pearson Intl

Sat 17/1

4:44 p.m.-1:54 p.m.

1 stop23h 10m

C$ 660

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Thu 19/2

6:00 a.m.-4:19 p.m.

1 stop8h 19m

Toronto Pearson Intl

Sun 22/2

4:43 p.m.-12:00 p.m.

1 stop21h 17m

C$ 666

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sun 25/1

5:50 a.m.-3:02 p.m.

1 stop7h 12m

Toronto Pearson Intl

Wed 28/1

3:45 p.m.-9:58 p.m.

1 stop8h 13m

C$ 694

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Fri 23/1

11:43 a.m.-9:17 p.m.

1 stop7h 34m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

6:00 a.m.-11:02 a.m.

1 stop7h 02m

C$ 817

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Fri 23/1

8:40 a.m.-9:42 p.m.

2 stops11h 02m

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

9:15 a.m.-9:06 p.m.

2 stops13h 51m

C$ 837

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Fri 23/1

7:00 a.m.-4:58 p.m.

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

5:25 p.m.-10:06 p.m.

1 stop6h 41m

C$ 891

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Mon 22/12

9:39 a.m.-4:23 p.m.

2 stops28h 44m

C$ 603

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sun 4/1

6:00 a.m.-7:45 p.m.

1 stop11h 45m

C$ 613

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sun 4/1

12:22 p.m.-10:56 a.m.

1 stop20h 34m

C$ 613

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 11 results
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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.
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 Region of Ontario?

Currently, June is the cheapest month in which you can book a flight from Colorado Springs to Region of Ontario (average of C$ 178). Flying from Colorado Springs to Region of Ontario in February is currently the most expensive (average of C$ 319). 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.

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.

  • What airport do you fly from for flights from Colorado Springs to Ontario?

    Most people fly from Colorado Springs (COS) if they book a flight from Colorado Springs to Ontario. Colorado Springs is conveniently located just 10.8 km from Colorado Springs’s city centre.

  • How long is the flight from Colorado Springs to Region of Ontario?

    A quick flight from Colorado Springs to Region of Ontario can take about 7h 58m. United Airlines provides one of the quickest options available for as low as C$ 891. The distance from Colorado Springs to Region of Ontario is about 2638 km. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado Springs to Region of Ontario?

    Most travellers choose Colorado Springs - Montreal Pierre Elliott Trudeau Intl, Colorado Springs - Toronto Pearson Intl or Colorado Springs - Ottawa when deciding on the best route from Colorado Springs to Region of Ontario.

  • Can I find deals for flights from Colorado Springs to Ontario that include hotel bookings?

    Yes. In addition to deals on Colorado Springs to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado Springs to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Ontario.

  • Can I find deals for business class flights from Colorado Springs to Ontario?

    Yes. Cheapflights offers flight deals from Colorado Springs to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado Springs to Region of Ontario?

    Currently, June is the cheapest month in which you can book a flight from Colorado Springs to Region of Ontario (average of C$ 178). Flying from Colorado Springs to Region of Ontario in February is currently the most expensive (average of C$ 319). 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.

See more FAQs

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Alternative routes for Colorado Springs to Ontario

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