HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$149+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DEN
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pierre Elliott Trudeau Intl to Denver with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Denver Intl are usually found in October or August, booked 52 days in advance, depart on a Thursday or Saturday 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$395
(CheapTicketsDeal)

One-way from

$149
(oojo)

Popular in

December

Cheapest in

October

Average price

$706

Good round-trip deal

$340 or less

Good one-way deal

$241 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Denver Intl flights.
Search Deals
From Montreal Pierre Elliott Trudeau Intl to Denver Intl
Search Deals
One-way flight from Montreal Pierre Elliott Trudeau Intl to Denver Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
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.
Search Deals

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 March 26, 2025.

This CheapTicketsDeal deal was found by Cheapflights users on 3/25. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/65:30 pmYUL - DEN
1 stop19h 57mWestJet
Wed 8/1312:15 pmDEN - YUL
1 stop10h 28mWestJet
Deal found 3/25$395
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Thu 4/242:35 pmYUL - DEN
2 stops21h 11mMultiple Airlines
Tue 4/2912:15 pmDEN - YUL
1 stop10h 28mMultiple Airlines
Deal found 3/25$398
This Air Canada deal was found by Cheapflights users on 3/25. 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 5/88:05 amYUL - DEN
Nonstop4h 22mAir Canada
Tue 5/135:40 pmDEN - YUL
Nonstop3h 46mAir Canada
Deal found 3/25$402
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:30 pmYUL - DEN
1 stop13h 03mAmerican Airlines
Tue 5/135:00 amDEN - YUL
1 stop7h 49mAmerican Airlines
Deal found 3/25$406
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/66:15 pmYUL - DEN
1 stop7h 32mDelta
Thu 8/143:45 pmDEN - YUL
1 stop5h 24mDelta
Deal found 3/25$423
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/258:05 amYUL - DEN
1 stop15h 55mUnited Airlines
Sun 6/297:50 amDEN - YUL
1 stop7h 36mUnited Airlines
Deal found 3/25$483

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 March 26, 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

Wed 8/6

5:30 pm-11:27 am

1 stop19h 57m

Denver Intl

Wed 8/13

12:15 pm-12:43 am

1 stop10h 28m

$395

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 4/24

2:35 pm-9:46 am

2 stops21h 11m

Denver Intl

Tue 4/29

12:15 pm-12:43 am

1 stop10h 28m

$398

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 5/8

8:05 am-10:27 am

Nonstop4h 22m

Denver Intl

Wed 5/14

5:40 pm-11:26 pm

Nonstop3h 46m

$402

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 5/8

12:30 pm-11:33 pm

1 stop13h 03m

Denver Intl

Tue 5/13

5:00 am-2:49 pm

1 stop7h 49m

$406

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 8/6

6:15 pm-11:47 pm

1 stop7h 32m

Denver Intl

Thu 8/14

3:45 pm-11:09 pm

1 stop5h 24m

$423

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 6/25

8:05 am-10:00 pm

1 stop15h 55m

Denver Intl

Sun 6/29

7:50 am-5:26 pm

1 stop7h 36m

$483

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 7/25

6:45 am-6:52 pm

2 stops14h 07m

$149

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 5/14

7:40 pm-11:27 am

1 stop17h 47m

$199

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 4/16

8:05 am-10:27 am

Nonstop4h 22m

$223

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 5/17

3:44 pm-8:16 am

1 stop18h 32m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 12 results
1
2

Compare providers for flights from Pierre Elliott Trudeau Intl to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to Denver in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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 March 21, 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 52 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 March 26, 2025.

It’s optimal to fly from Montreal Pierre Elliott Trudeau Intl Airport to Denver in the afternoon. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the morning.

Rainfall in Denver by month

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

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

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

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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 March 26, 2025.
Read through reviews of airlines operating flights from Montreal to Denver, such as Delta, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,785 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
8,967 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 1 inbound flight from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 4 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, WestJet ($395), Air Canada ($402), and American Airlines ($406) offers the cheapest pricing from Montreal Pierre Elliott Trudeau Intl Airport to Denver. WestJet is currently priced 29% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Denver one-way?

    One-way options have recently been found by users for as low as $149 on WestJet. Other airlines that offer cheap prices include Air Canada from $223 and American Airlines from $231 one-way.

  • 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 United Airlines (66%), Air Canada (51%) and Jazz (33%).

  • 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 $173. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Denver Intl) can be booked for $360 on average our data indicates $938 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Westminster
Lakewood
Black Hawk
Winter Park
Broomfield
Cripple Creek
Silverthorne
Golden
Brighton
Greeley
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 4 airlines flying from Pierre Elliott Trudeau Intl to Denver

Discover the top 4 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$338Average$403FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$370Average$567FlexibilityNo cancel feeOn-time67%
DeltaCheapest$419Average$520FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$432Average$655FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.