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Cheap flights from Colorado to Toronto from $249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Toronto departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Colorado to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$429WestJet
Fri, Sep 18 - Sun, Sep 20
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$447WestJet
Fri, Oct 2 - Wed, Oct 7
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$464WestJet
Thu, Sep 10 - Sat, Sep 12
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$469WestJet
Thu, Sep 10 - Sat, Sep 12
Multiple Airlines Logo
7:50 pm - 3:00 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
17h 10m2 stops Vancouver Intl Calgary
Multiple Airlines Logo
6:05 am - 11:08 pmYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
19h 03m3 stops Calgary Edmonton Vancouver Intl
$481Multiple Airlines
Mon, Sep 28 - Fri, Oct 2
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$491WestJet
Mon, Aug 24 - Fri, Aug 28
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$496WestJet
Fri, Oct 2 - Wed, Oct 7
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$497WestJet
Thu, Oct 1 - Sat, Oct 3
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$504WestJet
Fri, Sep 25 - Sun, Sep 27
WestJet Logo
12:15 pm - 7:50 pmDEN  Denver Intl-YKF Toronto Region of Waterloo Intl
29h 35m1 stop Calgary
WestJet Logo
8:40 pm - 11:20 amYKF  Toronto Region of Waterloo Intl-DEN Denver Intl
16h 40m1 stop Calgary
$504WestJet
Fri, Sep 25 - Sun, Sep 27

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WestJet flights from Colorado to Toronto Region of Waterloo Intl Airport

Our best WestJet deals on Colorado to Toronto Region of Waterloo Intl Airport flight tickets
WestJet
Sep 18
DEN12:15 pmDenver Intl
29h 35m
1 stop
YKF7:50 pmToronto Region of Waterloo Intl
Sep 20
YKF8:40 pmToronto Region of Waterloo Intl
16h 40m
1 stop
DEN11:20 amDenver Intl
$429
WestJet
Oct 2
DEN12:15 pmDenver Intl
29h 35m
1 stop
YKF7:50 pmToronto Region of Waterloo Intl
Oct 7
YKF8:40 pmToronto Region of Waterloo Intl
16h 40m
1 stop
DEN11:20 amDenver Intl
$447
WestJet
Sep 10
DEN12:15 pmDenver Intl
29h 35m
1 stop
YKF7:50 pmToronto Region of Waterloo Intl
Sep 12
YKF8:40 pmToronto Region of Waterloo Intl
16h 40m
1 stop
DEN11:20 amDenver Intl
$464

momondo Fare Finder

 
Customize your flight search to find flights from Colorado to Toronto Region of Waterloo Intl Airport 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 10, 2026.
Use the filters below to find and compare flights from Colorado to Toronto Region of Waterloo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Fri 9/18

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sun 9/20

8:40 pm-11:20 am

1 stop16h 40m

$429

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Fri 10/2

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Wed 10/7

8:40 pm-11:20 am

1 stop16h 40m

$447

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Thu 9/10

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sat 9/12

8:40 pm-11:20 am

1 stop16h 40m

$464

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Thu 9/10

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sat 9/12

8:40 pm-11:20 am

1 stop16h 40m

$469
Quickest round-trip

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Mon 9/28

7:50 pm-3:00 pm

2 stops17h 10m

Toronto Region of Waterloo Intl

Fri 10/2

6:05 am-11:08 pm

3 stops19h 03m

$481

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Mon 8/24

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Fri 8/28

8:40 pm-11:20 am

1 stop16h 40m

$491

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Fri 10/2

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Wed 10/7

8:40 pm-11:20 am

1 stop16h 40m

$496

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Thu 10/1

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sat 10/3

8:40 pm-11:20 am

1 stop16h 40m

$497

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Fri 9/25

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sun 9/27

8:40 pm-11:20 am

1 stop16h 40m

$504

DenverToronto

DEN Denver Intl - YKF Toronto Region of Waterloo Intl

DENYKF

Denver Intl

Fri 9/25

12:15 pm-7:50 pm

1 stop29h 35m

Toronto Region of Waterloo Intl

Sun 9/27

8:40 pm-11:20 am

1 stop16h 40m

$504

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 Colorado to Toronto Region of Waterloo Intl Airport

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 airline that flies from Colorado to Toronto Region of Waterloo Intl?

WestJet is the most popular carrier operating from Colorado to Toronto Region of Waterloo Intl

Cheap Colorado to Toronto Region of Waterloo Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Toronto Region of Waterloo Intl Airport

Fastest flight time

29h 35m

Direct flights

None
The fastest flight from Colorado to Toronto Region of Waterloo Intl Airport takes 29h 35m
There are no direct flights from Colorado to Toronto Region of Waterloo Intl Airport. There are no popular flight routes from Colorado to Toronto Region of Waterloo Intl Airport.
Search flight deals

Frequently asked questions about flying from Colorado to Toronto Region of Waterloo Intl Airport

  • When did momondo last update prices for flights from Colorado to Toronto Region of Waterloo Intl Airport?

    Prices for flights from Colorado to Toronto Region of Waterloo Intl Airport were last updated today.

  • How old do you have to be to fly from Colorado to Toronto Region of Waterloo Intl 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 Colorado to Toronto Region of Waterloo Intl Airport.

  • What documentation or ID do you need to fly to Toronto Region of Waterloo Intl Airport?

    The travel and health documents required for your trip to Toronto Region of Waterloo Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Toronto Region of Waterloo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Sauble Beach
Southampton
Port Elgin

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado to Toronto. Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from Colorado to Toronto?

momondo helps you find the best flight between Colorado and Toronto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Toronto, momondo offers a useful price alert feature which will track prices for flights to Toronto from Colorado and alert you when they change.

An easier way to manage your Toronto Region of Waterloo Intl Airport trip

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