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$185+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DEN
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
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 87 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap 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 August 14, 2025.

Round-trip from

$314
(oojo)

One-way from

$185
(oojo)

Popular in

December

Cheapest in

August

Average price

$426

Good round-trip deal

$476 or less

Good one-way deal

$276 or less
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
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Highest demand for flights based on searches. 18% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl.
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Find 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 August 14, 2025.

This oojo deal was found by Cheapflights users on 8/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/115:30 pmYUL - DEN
1 stop19h 54mWestJet
Thu 9/1812:15 pmDEN - YUL
1 stop10h 26mWestJet
Deal found 8/14$314
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:00 amYUL - DEN
1 stop30h 24mWestJet
Sun 9/2112:15 pmDEN - YUL
1 stop10h 26mWestJet
Deal found 8/12$315
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:45 amYUL - DEN
2 stops30h 42mWestJet
Fri 9/512:15 pmDEN - YUL
1 stop10h 26mWestJet
Deal found 8/12$326
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Sat 9/275:30 pmYUL - DEN
1 stop19h 54mWestJet
Sun 10/512:15 pmDEN - YUL
1 stop10h 26mWestJet
Deal found 8/13$333
This WestJet deal was found by Cheapflights users on 8/13. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:00 amYUL - DEN
1 stop30h 24mWestJet
Sun 10/512:15 pmDEN - YUL
1 stop10h 26mWestJet
Deal found 8/13$338
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/284:05 pmYUL - DEN
Nonstop4h 15mMultiple Airlines
Fri 9/512:15 pmDEN - YUL
1 stop10h 26mMultiple Airlines
Deal found 8/13$345
This lol.travel deal was found by Cheapflights users on 8/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:15 amYUL - DEN
2 stops13h 51mUnited Airlines
Fri 9/57:52 pmDEN - YUL
2 stops12h 48mUnited Airlines
Deal found 8/12$350
This Air Canada deal was found by Cheapflights users on 8/14. 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.
Thu 8/284:05 pmYUL - DEN
Nonstop4h 15mAir Canada
Sun 8/319:40 amDEN - YUL
Nonstop3h 46mAir Canada
Deal found 8/14$352

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 August 14, 2025.
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

Sun 9/21

7:00 am-11:24 am

1 stop30h 24m

Denver Intl

Sun 9/28

12:15 pm-12:41 am

1 stop10h 26m

$314

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 9/11

5:30 pm-11:24 am

1 stop19h 54m

Denver Intl

Thu 9/18

12:15 pm-12:41 am

1 stop10h 26m

$314

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 9/13

7:00 am-11:24 am

1 stop30h 24m

Denver Intl

Sun 9/21

12:15 pm-12:41 am

1 stop10h 26m

$315

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 9/6

5:30 pm-11:24 am

1 stop19h 54m

Denver Intl

Thu 9/11

12:15 pm-12:41 am

1 stop10h 26m

$317

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 8/28

6:45 am-11:27 am

2 stops30h 42m

Denver Intl

Fri 9/5

12:15 pm-12:41 am

1 stop10h 26m

$326

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 9/27

5:30 pm-11:24 am

1 stop19h 54m

Denver Intl

Sun 10/5

12:15 pm-12:41 am

1 stop10h 26m

$333

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

7:00 am-11:24 am

1 stop30h 24m

Denver Intl

Sun 10/5

12:15 pm-12:41 am

1 stop10h 26m

$338

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 9/27

7:00 am-11:24 am

1 stop30h 24m

Denver Intl

Fri 10/3

12:15 pm-12:41 am

1 stop10h 26m

$338

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

7:00 am-11:24 am

1 stop30h 24m

Denver Intl

Fri 10/3

12:15 pm-12:41 am

1 stop10h 26m

$338

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

6:45 am-11:24 am

2 stops30h 39m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 results
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The best insider tips for Montreal Pierre Elliott Trudeau Intl Airport to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Montreal Pierre Elliott Trudeau Intl Airport to Denver trip
Airports
YUL

Use YULExpress to pre-book security fast track up to 72 hours before departure for a smoother experience.

Read more about YULby John Walton
DEN

Take the A Line train from DEN to Union Station for a quick, 37-minute ride into downtown Denver.

Read more about DENby Emily Zemler
Our travel experts
John Walton

John Walton

Expert on YUL

John Walton

John Walton

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 Zemler

Emily Zemler

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

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 August 8, 2025.

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 86 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, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver (average of $197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver in March is currently the most expensive (average of $278). 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 August 14, 2025.

It’s optimal to fly from Montreal Pierre Elliott Trudeau Intl Airport to Denver at noon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Denver

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from YUL to DEN are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 August 14, 2025.
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
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
9,949 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

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 5 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.

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

    According to our current data, Air Canada ($363), and United Airlines ($430) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to Denver. Air Canada is currently priced 31% 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 (70%), United Airlines (70%) and Brussels Airlines (52%).

  • 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 $201. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Denver Intl) can be booked for $333 on average our data indicates $888 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, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Denver (average of $197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Denver in March is currently the most expensive (average of $278). 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
Westminster
Black Hawk
Golden
Winter Park
Greeley
Lone Tree
Lakewood
Cripple Creek
Silverthorne
Thornton
Broomfield
Frisco
Manitou Springs
Grand Lake
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Brighton
Longmont

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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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$363Average$460FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$430Average$709FlexibilityNo cancel feeOn-time69%

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