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C$ 242+ Direct flights to Denver

This is the cheapest price on a non-stop flight to Denver found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Find flight deals to Denver

Cheapest flights to Denver
Explore the most affordable flight options available to Denver. Find the lowest fares based on data from user searches, with prices last updated on 17 September 2025.

Sat 11/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Fri 17/105:30 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 16/9C$ 428
Sat 11/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Tue 14/105:30 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 15/9C$ 439
Thu 16/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Fri 24/105:30 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 15/9C$ 444
Wed 5/112:50 p.m.YYZ - DEN
Nonstop3h 50mAir Canada
Tue 11/115:30 p.m.DEN - YYZ
Nonstop3h 11mAir Canada
Deal found 15/9C$ 446
Fri 31/108:30 a.m.YYZ - DEN
Nonstop3h 53mAir Canada
Fri 7/115:30 p.m.DEN - YYZ
Nonstop3h 11mAir Canada
Deal found 16/9C$ 451
Sun 1/22:50 p.m.YYZ - DEN
Nonstop3h 50mAir Canada
Sun 8/21:25 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 16/9C$ 457
Mon 13/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Fri 17/105:30 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 16/9C$ 458
Wed 22/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Wed 29/101:25 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 15/9C$ 459
Fri 10/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Sat 18/101:25 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 14/9C$ 470
Fri 31/108:30 a.m.YYZ - DEN
Nonstop3h 53mAir Canada
Sun 2/115:30 p.m.DEN - YYZ
Nonstop3h 11mAir Canada
Deal found 14/9C$ 473
Wed 5/112:50 p.m.YYZ - DEN
Nonstop3h 50mAir Canada
Sat 8/115:30 p.m.DEN - YYZ
Nonstop3h 11mAir Canada
Deal found 16/9C$ 475
Fri 10/108:30 a.m.YYZ - DEN
Nonstop3h 34mAir Canada
Sun 12/105:30 p.m.DEN - YYZ
Nonstop3h 10mAir Canada
Deal found 16/9C$ 476

Best time to book a flight to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver 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 Fare Finder

 
Use the slider to find non-stop flights to Denver within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 629,999 searches and data was last updated on 17 September 2025.
Use the filters below to find and compare direct flights to Denver that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 11/10

8:30 a.m.-10:04 a.m.

Nonstop3h 34m

Denver Intl

Fri 17/10

5:30 p.m.-10:40 p.m.

Nonstop3h 10m

C$ 428

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 31/10

8:30 a.m.-10:23 a.m.

Nonstop3h 53m

Denver Intl

Fri 7/11

1:25 p.m.-6:35 p.m.

Nonstop3h 10m

C$ 446

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 13/10

8:30 a.m.-10:04 a.m.

Nonstop3h 34m

Denver Intl

Fri 17/10

5:30 p.m.-10:40 p.m.

Nonstop3h 10m

C$ 458

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 15/10

10:15 a.m.-11:58 a.m.

Nonstop3h 43m

Denver Intl

Wed 22/10

1:25 p.m.-6:35 p.m.

Nonstop3h 10m

C$ 470

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sun 1/2

2:50 p.m.-4:40 p.m.

Nonstop3h 50m

Denver Intl

Sun 8/2

1:25 p.m.-6:35 p.m.

Nonstop3h 10m

C$ 475

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Tue 3/3

8:30 a.m.-10:23 a.m.

Nonstop3h 53m

Denver Intl

Wed 4/3

5:30 p.m.-10:41 p.m.

Nonstop3h 11m

C$ 476

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 10/11

8:30 a.m.-10:23 a.m.

Nonstop3h 53m

Denver Intl

Sun 16/11

5:30 p.m.-10:41 p.m.

Nonstop3h 11m

C$ 505

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 4/10

10:15 a.m.-11:58 a.m.

Nonstop3h 43m

Denver Intl

Tue 7/10

5:30 p.m.-10:40 p.m.

Nonstop3h 10m

C$ 519

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 9/10

10:15 a.m.-11:58 a.m.

Nonstop3h 43m

Denver Intl

Sun 12/10

5:36 p.m.-10:48 p.m.

Nonstop3h 12m

C$ 525

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 16/10

10:15 a.m.-11:58 a.m.

Nonstop3h 43m

Denver Intl

Sun 19/10

9:58 a.m.-3:11 p.m.

Nonstop3h 13m

C$ 527

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 22 results
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Reviews of airlines flying non-stop to Denver

Get insights into the airlines that provide direct flights to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated 17 September 2025.
Get a feel of what it's like to fly with United Airlines,WestJet, andAir Canada to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
WestJet
7.2
Good
3,095 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Temperature and rainfall in Denver by month

Plan your trip to Denver by taking into account the average temperature and rainfall totals by month.

DEN

Temperature

-1 - 23 °C

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

FAQ about direct flights to Denver

Find answers to frequently asked questions about direct flights to Denver to unlock the best deals on Cheapflights.

  • How much are direct flights to Denver?

    On average, a one-way direct flight to Denver will cost users approximately C$ 454. If you're looking for a direct round-trip flight to Denver, you can expect to pay around C$ 1,300.

  • Which airlines fly direct to Denver?

    At the moment, Air Canada, United Airlines, WestJet, Alaska Airlines, Delta, American Airlines offer direct flights to Denver. Air Canada is currently the most popular airline that flies direct to Denver.

  • How long is a direct flight to Denver?

    While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Denver to last approximately 3h 24m on average. The quickest direct flight to Denver at this time departs from Calgary (2h 27m), while the longest leaves from Montreal Pierre Elliott Trudeau Intl Airport (4h 13m).

  • What is the best time of year to fly direct to Denver?

    If you're seeking the lowest price on a direct flight to Denver, July is worth consideration, as prices are usually at their lowest, on average. January may be most appealing to users looking for the quietest time to visit Denver, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Denver?

    Currently, the most popular direct flight origin to Denver is Calgary. A round-trip direct flight from Calgary to Denver typically costs around C$ 569.

See more FAQs

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