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$176+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DEN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Denver Intl are usually found in August or May, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Pierre Elliott Trudeau Intl to Denver

Cheapest flights from Pierre Elliott Trudeau Intl to Denver
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:35 pm
YUL
-
DEN
1 stop17h 45m
Multiple Airlines
Wed 3/2511:59 pm
DEN
-
YUL
2 stops18h 53m
Multiple Airlines
Deal found 1/23$349
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:00 am
YUL
-
DEN
2 stops30h 09m
Multiple Airlines
Mon 3/2311:59 pm
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Deal found 1/23$359
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:35 pm
YUL
-
DEN
1 stop17h 45m
Multiple Airlines
Tue 3/2410:30 pm
DEN
-
YUL
2 stops24h 08m
Multiple Airlines
Deal found 1/23$364
This Air Canada deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:25 pm
YUL
-
DEN
Nonstop4h 30m
Air Canada
Sat 2/2111:15 am
DEN
-
YUL
Nonstop3h 43m
Air Canada
Deal found 1/23$382
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:35 pm
YUL
-
DEN
1 stop17h 45m
Multiple Airlines
Mon 3/2311:59 pm
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Deal found 1/23$384
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/104:35 pm
YUL
-
DEN
1 stop17h 45m
Multiple Airlines
Thu 3/269:00 pm
DEN
-
YUL
2 stops25h 45m
Multiple Airlines
Deal found 1/23$390
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/221:40 pm
YUL
-
DEN
2 stops22h 42m
Multiple Airlines
Sun 3/111:59 pm
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Deal found 1/24$393
This Air Canada deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:25 pm
YUL
-
DEN
Nonstop4h 30m
Air Canada
Mon 3/2311:15 am
DEN
-
YUL
Nonstop3h 43m
Air Canada
Deal found 1/23$398
This Kiwi.com deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:00 am
YUL
-
DEN
2 stops18h 16m
Multiple Airlines
Mon 3/2311:59 pm
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Deal found 1/23$400
This Air Canada deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1812:10 pm
YUL
-
DEN
1 stop6h 30m
Air Canada
Sun 2/228:05 am
DEN
-
YUL
1 stop10h 55m
Air Canada
Deal found 1/23$401

Find flight deals from Pierre Elliott Trudeau Intl to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Kiwi.com)

One-way from

$176
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$478

Good round-trip deal

$420 or less

Good one-way deal

$346 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Denver Intl flights.
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From Montreal Pierre Elliott Trudeau Intl to Denver Intl
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl.
Search Deals
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Denver that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Denver

Route

Depart

Return

Price

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

4:35 pm-8:20 am

1 stop17h 45m

Denver Intl

Mon 3/23

11:59 pm-12:30 am

1 stop22h 31m

$384

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

4:35 pm-8:20 am

1 stop17h 45m

Denver Intl

Sat 3/21

9:00 pm-3:53 pm

2 stops16h 53m

$441

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 2/24

9:29 am-8:28 pm

1 stop12h 59m

Denver Intl

Tue 3/3

6:00 am-11:45 pm

2 stops15h 45m

$444

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 3/10

9:20 am-9:09 pm

1 stop13h 49m

Denver Intl

Thu 3/26

7:05 am-5:31 pm

1 stop8h 26m

$451

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 3/11

9:20 am-9:09 pm

1 stop13h 49m

Denver Intl

Wed 3/25

5:55 pm-8:30 am

1 stop12h 35m

$466

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 2/18

8:25 am-7:48 pm

2 stops13h 23m

Denver Intl

Wed 2/25

6:00 am-6:40 pm

1 stop10h 40m

$474

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 2/18

8:25 am-10:05 pm

2 stops15h 40m

Denver Intl

Sat 2/21

7:45 am-6:40 pm

1 stop8h 55m

$478

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 3/6

12:30 pm-10:48 pm

1 stop12h 18m

Denver Intl

Tue 3/10

5:55 pm-1:37 pm

1 stop17h 42m

$482

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 5/11

6:15 pm-9:37 am

2 stops17h 22m

Denver Intl

Thu 5/14

2:20 pm-11:34 pm

1 stop7h 14m

$489

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 3/11

9:20 am-9:09 pm

1 stop13h 49m

Denver Intl

Tue 3/24

3:15 pm-11:45 pm

1 stop6h 30m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 17 results
1
2
  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pierre Elliott Trudeau Intl to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Denver

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Denver. Price data was last updated on January 23, 2026.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver (average of $185). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver in March is currently the most expensive (average of $451). 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.

What is the cheapest time of day to fly from YUL to DEN?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Denver as you normally would.

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

The best insider tips for Montreal Pierre Elliott Trudeau Intl Airport to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Montreal Pierre Elliott Trudeau Intl Airport to Denver trip
Our travel experts
John Walton

John Walton

Expert on YUL

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Denver

Get insights into the airlines that provide service 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 January 26, 2026.
Read reviews from past customers who have flown United Airlines and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Denver. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,200 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,200 reviews
United Airlines
7.4
Good
9,200 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,656 reviews
United Airlines
7.4
Good
9,200 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Denver. 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 into for flights to Denver from Montreal Pierre Elliott Trudeau Intl?

    Denver Intl (DEN) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to Denver. You should not have trouble finding flights to Denver Intl from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 2 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Denver airport from Montreal Pierre Elliott Trudeau Intl. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

    Airlines like Delta fly from Montreal Pierre Elliott Trudeau Intl Airport to Denver in about 12h 59m. The time it takes to get you to your destination can typically vary by up to . There are 1606 mi between Montreal Pierre Elliott Trudeau Intl Airport and Denver.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver round-trip?

    According to our current data, Air Canada ($374), and United Airlines ($430) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to Denver. Air Canada is currently priced 24% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

    The top 3 most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver are Air Canada (60%), Brussels Airlines (60%) and United Airlines (60%).

  • What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Denver?

    Looking at all options, your cheapest flight can be booked for $218. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Denver Intl) can be booked for $393 on average, our data indicates $450 when flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Denver that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Denver.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Denver?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Denver 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 Montreal Pierre Elliott Trudeau Intl Airport to Denver?

    Currently, April is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver (average of $185). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver in March is currently the most expensive (average of $451). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

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Alternative routes for Pierre Elliott Trudeau Intl to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Colorado Springs flights

Top 2 airlines flying from Pierre Elliott Trudeau Intl to Denver

Discover the top 2 airlines that operate flights from Pierre Elliott Trudeau Intl to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$374Average$464FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$430Average$784FlexibilityNo cancel feeOn-time69%

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