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Cheap flights from Toronto to Denver from $137

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Denver departing on 10/6. 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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0 bags

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Cheap round-trip flights

Multiple Airlines Logo
7:15 am - 11:16 pmYYZ-DEN
18h 01m1 stop
Multiple Airlines Logo
12:00 pm - 9:07 pmDEN-YYZ
7h 07m1 stop
$309Multiple Airlines
Find Deal
Tue, Oct 14 - Sat, Oct 18
Multiple Airlines Logo
9:00 pm - 11:24 amYYZ-DEN
16h 24m2 stops
Multiple Airlines Logo
12:15 pm - 7:15 amDEN-YYZ
17h 00m2 stops
$310Multiple Airlines
Find Deal
Sat, Oct 4 - Mon, Oct 6
Air Canada Logo
9:00 am - 5:18 pmYYZ-DEN
10h 18m1 stop
Air Canada Logo
8:40 am - 9:11 pmDEN-YYZ
10h 31m1 stop
$312Air Canada
Find Deal
Tue, Oct 7 - Thu, Oct 16
Air Canada Logo
8:30 am - 10:04 amYYZ-DEN
3h 34mnonstop
Air Canada Logo
5:30 pm - 10:40 pmDEN-YYZ
3h 10mnonstop
$319Air Canada
Find Deal
Sat, Oct 11 - Tue, Oct 14
American Airlines Logo
6:30 am - 6:33 pmYYZ-DEN
14h 03m1 stop
American Airlines Logo
7:16 am - 11:25 pmDEN-YYZ
14h 09m1 stop
$327American Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Delta Logo
1:20 pm - 9:41 pmYYZ-DEN
10h 21m1 stop
Delta Logo
12:55 am - 8:55 amDEN-YYZ
6h 00m1 stop
$329Delta
Find Deal
Sat, Oct 11 - Thu, Oct 16
American Airlines Logo
5:20 pm - 10:09 pmYYZ-DEN
6h 49m1 stop
American Airlines Logo
7:16 am - 11:25 pmDEN-YYZ
14h 09m1 stop
$338American Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
Delta Logo
5:10 pm - 10:51 pmYYZ-DEN
7h 41m1 stop
Delta Logo
12:20 am - 11:19 amDEN-YYZ
8h 59m1 stop
$350Delta
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Sat, Dec 20 - Mon, Dec 22
WestJet Logo
6:00 am - 7:43 pmYKF-DEN
15h 43m2 stops
WestJet Logo
12:15 pm - 12:45 amDEN-YKF
10h 30m1 stop
$553WestJet
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Fri, Oct 3 - Mon, Oct 6
WestJet Logo
6:00 am - 2:50 pmYHM-DEN
34h 50m2 stops
WestJet Logo
12:15 pm - 12:40 amDEN-YHM
10h 25m1 stop
$683WestJet
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Wed, Oct 1 - Sun, Oct 5

Air Canada flights from Toronto to Denver

Our best Air Canada deals on Toronto to Denver flight tickets
Air Canada
Oct 7
YYZ9:00 amToronto Pearson Intl
10h 18m
1 stop
DEN5:18 pmDenver Intl
Oct 16
DEN8:40 amDenver Intl
10h 31m
1 stop
YYZ9:11 pmToronto Pearson Intl
$312
Find similar
Air Canada
Oct 11
YYZ8:30 amToronto Pearson Intl
3h 34m
DEN10:04 amDenver Intl
Oct 14
DEN5:30 pmDenver Intl
3h 10m
YYZ10:40 pmToronto Pearson Intl
$319
Find similar
Air Canada
Oct 4
YYZ9:00 amToronto Pearson Intl
10h 18m
1 stop
DEN5:18 pmDenver Intl
Oct 7
DEN5:30 pmDenver Intl
3h 10m
YYZ10:40 pmToronto Pearson Intl
$323
Find similar

WestJet flights from Toronto to Denver

Our best WestJet deals on Toronto to Denver flight tickets
WestJet
Sep 20
YYZ12:30 pmToronto Pearson Intl
5h 14m
1 stop
DEN3:44 pmDenver Intl
Sep 26
DEN12:15 pmDenver Intl
10h 07m
1 stop
YYZ12:22 amToronto Pearson Intl
$522
Find similar
WestJet
Oct 3
YKF6:00 amToronto Region of Waterloo Intl
15h 43m
2 stops
DEN7:43 pmDenver Intl
Oct 6
DEN12:15 pmDenver Intl
10h 30m
1 stop
YKF12:45 amToronto Region of Waterloo Intl
$553
Find similar
WestJet
Sep 21
YYZ10:20 pmToronto Pearson Intl
15h 04m
2 stops
DEN11:24 amDenver Intl
Sep 28
DEN12:15 pmDenver Intl
30h 46m
2 stops
YYZ9:01 pmToronto Pearson Intl
$563
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto to Denver 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 September 16, 2025.
Use the filters below to find and compare flights from Toronto to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Tue 10/14

7:15 am-11:16 pm

1 stop18h 01m

Denver Intl

Sat 10/18

12:00 pm-9:07 pm

1 stop7h 07m

$309

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 10/4

9:00 pm-11:24 am

2 stops16h 24m

Denver Intl

Mon 10/6

12:15 pm-7:15 am

2 stops17h 00m

$310

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Tue 10/7

9:00 am-5:18 pm

1 stop10h 18m

Denver Intl

Thu 10/16

8:40 am-9:11 pm

1 stop10h 31m

$312

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 10/11

8:30 am-10:04 am

Nonstop3h 34m

Denver Intl

Tue 10/14

5:30 pm-10:40 pm

Nonstop3h 10m

$319

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 10/2

6:30 am-6:33 pm

1 stop14h 03m

Denver Intl

Sun 10/5

7:16 am-11:25 pm

1 stop14h 09m

$327

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 10/11

1:20 pm-9:41 pm

1 stop10h 21m

Denver Intl

Thu 10/16

12:55 am-8:55 am

1 stop6h 00m

$329

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 10/1

5:20 pm-10:09 pm

1 stop6h 49m

Denver Intl

Sun 10/5

7:16 am-11:25 pm

1 stop14h 09m

$338

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 12/20

5:10 pm-10:51 pm

1 stop7h 41m

Denver Intl

Mon 12/22

12:20 am-11:19 am

1 stop8h 59m

$350

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Fri 10/3

6:00 am-7:43 pm

2 stops15h 43m

Denver Intl

Mon 10/6

12:15 pm-12:45 am

1 stop10h 30m

$553

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Wed 10/1

6:00 am-2:50 pm

2 stops34h 50m

Denver Intl

Sun 10/5

12:15 pm-12:40 am

1 stop10h 25m

$683

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Toronto to Denver

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 Denver?

The cheapest month to fly to Denver from Toronto is in November. Flight prices, which tend to average around $421, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in November, then you should wait until October to fly from Toronto, when ticket prices are also cheap, with an average price of $423.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $429. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $576.

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

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $416. Flights in the morning are often more expensive with an average ticket price of $514.

What is the cheapest Toronto to Denver Intl flight route?

Fly from Toronto Pearson Intl to Denver Intl for the best Toronto - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $460 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Toronto for as low as $402 on momondo.

What cabin class options are available on Toronto to Denver Intl flights?

There are 4 cabin classes available to choose from on Toronto to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Toronto to Denver flights?

You could potentially save up to 1% on your flight if you consider stops on a Toronto to Denver flight.

How have Toronto to Denver flight prices changed over time?

As of September 2025, prices for Toronto to Denver flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from Toronto to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto to Denver (YTO to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to Denver

Best Price Found

$231

Fastest flight time

3h 34m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from Toronto in the past 72 hours is $231. The best round-trip flight deal from Toronto to Denver found on momondo in the last 72 hours is $364.
The fastest flight from Toronto to Denver takes 3h 34m
Direct flights go from Toronto to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is Toronto to Denver Intl by plane?

    There are 1341.6 mi between Toronto and Denver Intl. 3h 34m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Toronto to Denver Intl Airport?

    Prices for flights from Toronto to Denver Intl Airport were last updated today.

  • How many operators does momondo search for flights from Toronto to Denver Intl Airport?

  • How old do you have to be to fly from Toronto to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Toronto to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Toronto to Denver?

  • What is the most popular airline from Toronto to Denver?

Best airlines flying from Toronto to Denver

Compare and see reviews for airlines that fly from Toronto to Denver with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $325Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $384Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

  • United Airlines Flights From Toronto to Denver

    United Airlines is one of the most popular airlines flying from Toronto to Denver, operating 35 flights/week on average for this route. A good United Airlines flight deal for Toronto to Denver starts from $384 round-trip, up to an average price of $594. Our users have rated United Airlines at 7.4/10.

  • Air Canada Flights From Toronto to Denver

    Air Canada (7.1/10 from 10,000 reviews) operates around 25 flights from Toronto to Denver in any given week. The average Air Canada airfare for this route is around $419, with deals from around $325 rare but found on momondo. Referenced prices are for round-trip Toronto to Denver flight searches in the last 72 hours.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Breckenridge
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Boulder
Manitou Springs
Longmont
Lakewood
Greeley
Thornton
Westminster
Winter Park
Copper Mountain
Frisco
Grand Lake
Silverthorne
Central City

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Toronto to Denver for you.

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

All flight searches from Toronto to Denver on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Toronto and Denver 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 Toronto to Denver right now. Can momondo alert me if prices change?

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

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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