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Cheap flights from Denver to Montreal Pierre Elliott Trudeau Intl Airport from C$ 155

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YUL
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Denver Intl to Montreal Pierre Elliott Trudeau Intl are usually found in November or August, booked 82 days in advance, depart on a Friday or Tuesday and return on a Friday

Cheap flight deals from Denver to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Pierre Elliott Trudeau Intl (YUL). 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 11 September 2025.

Round-trip from

C$ 416

One-way from

C$ 155

Popular in

December

Cheapest in

November

Average price

C$ 757
17/11-7/12
  • 17/11-7/12
  • 3 total stops
  • 44h 08m total
  • Denver to Montreal
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17/11
  • 17/11
  • 2 total stops
  • 11h 39m total
  • Denver to Montreal
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Highest demand for flights based on searches. 2% potential increase in price (C$ 24 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Denver to Pierre Elliott Trudeau Intl

Cheapest flights from Denver to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Denver to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Mon 17/1111:04 a.m.DEN - YUL
2 stops11h 39mMultiple Airlines
Sun 7/124:35 p.m.YUL - DEN
1 stop32h 29mMultiple Airlines
Deal found 10/9C$ 416
Fri 24/107:00 a.m.DEN - YUL
2 stops15h 27mMultiple Airlines
Sun 26/104:35 p.m.YUL - DEN
1 stop32h 41mMultiple Airlines
Deal found 9/9C$ 425
Mon 29/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Sun 5/106:45 a.m.YUL - DEN
2 stops30h 39mMultiple Airlines
Deal found 9/9C$ 442
Thu 13/1112:16 a.m.DEN - YUL
1 stop22h 14mMultiple Airlines
Fri 5/125:25 p.m.YUL - DEN
2 stops16h 59mMultiple Airlines
Deal found 10/9C$ 443
Fri 3/1012:15 p.m.DEN - YUL
2 stops34h 12mWestJet
Sun 5/106:45 a.m.YUL - DEN
2 stops30h 39mWestJet
Deal found 9/9C$ 448
Mon 17/1111:04 a.m.DEN - YUL
2 stops11h 39mMultiple Airlines
Fri 5/124:35 p.m.YUL - DEN
1 stop17h 49mMultiple Airlines
Deal found 10/9C$ 450
Thu 13/1112:16 a.m.DEN - YUL
1 stop22h 14mMultiple Airlines
Mon 8/124:35 p.m.YUL - DEN
1 stop17h 49mMultiple Airlines
Deal found 10/9C$ 456
Mon 8/127:00 a.m.DEN - YUL
2 stops22h 05mMultiple Airlines
Mon 15/124:35 p.m.YUL - DEN
1 stop17h 49mMultiple Airlines
Deal found 9/9C$ 463
Thu 13/1112:16 a.m.DEN - YUL
1 stop22h 14mMultiple Airlines
Sun 16/116:45 a.m.YUL - DEN
2 stops9h 31mMultiple Airlines
Deal found 10/9C$ 482
Wed 22/1012:36 a.m.DEN - YUL
1 stop11h 44mMultiple Airlines
Sun 26/104:35 p.m.YUL - DEN
1 stop26h 32mMultiple Airlines
Deal found 11/9C$ 484
Mon 29/912:15 p.m.DEN - YUL
2 stops34h 12mWestJet
Sun 5/106:45 a.m.YUL - DEN
2 stops30h 39mWestJet
Deal found 10/9C$ 486
Thu 13/1112:16 a.m.DEN - YUL
1 stop22h 14mMultiple Airlines
Thu 4/122:30 p.m.YUL - DEN
2 stops20h 34mMultiple Airlines
Deal found 10/9C$ 488

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Pierre Elliott Trudeau Intl 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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Denver to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Denver

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Mon 6/10

10:29 p.m.-12:41 a.m.

2 stops24h 12m

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

7:40 p.m.-11:24 a.m.

1 stop17h 44m

C$ 560

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 25/9

6:00 a.m.-4:10 p.m.

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

4:05 p.m.-6:18 p.m.

Nonstop4h 13m

C$ 578

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 24/9

6:00 a.m.-9:29 p.m.

1 stop13h 29m

Montreal Pierre Elliott Trudeau Intl

Sat 27/9

4:05 p.m.-6:18 p.m.

Nonstop4h 13m

C$ 578

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 23/10

12:50 a.m.-11:31 a.m.

1 stop8h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

6:40 p.m.-11:59 p.m.

1 stop7h 19m

C$ 596

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 8/10

6:00 a.m.-4:10 p.m.

1 stop8h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

3:41 p.m.-11:15 p.m.

1 stop9h 34m

C$ 596

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Fri 24/10

12:50 a.m.-1:31 p.m.

1 stop10h 41m

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

6:00 a.m.-1:39 p.m.

1 stop9h 39m

C$ 596

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 23/10

12:50 a.m.-11:31 a.m.

1 stop8h 41m

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

7:00 a.m.-3:42 p.m.

1 stop10h 42m

C$ 596

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Tue 18/11

6:49 a.m.-6:40 p.m.

1 stop9h 51m

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

7:35 p.m.-10:02 a.m.

1 stop16h 27m

C$ 622

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 12/11

5:40 p.m.-8:36 a.m.

1 stop12h 56m

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

9:30 a.m.-5:54 p.m.

1 stop10h 24m

C$ 622

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Sat 15/11

11:23 a.m.-8:36 a.m.

1 stop19h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

7:35 p.m.-10:02 a.m.

1 stop16h 27m

C$ 622

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 20 results
1
2

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

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

Everything you need to know about your flight from Denver to Montreal Pierre Elliott Trudeau Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Pierre Elliott Trudeau Intl. Price data was last updated on 29 August 2025.

The best time to book flights from Denver to Montreal Pierre Elliott Trudeau Intl Airport is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Denver to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Denver to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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 DEN to YUL?

Find hourly flight availability from Denver to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

One of the essential ways to save on airfare from Denver to Montreal Pierre Elliott Trudeau Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 45% on airfare.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 11 September 2025.
Check out reviews from past customers who have flown with Air Canada from Denver to Montreal Pierre Elliott Trudeau Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,000 reviews
Check prices

Crew

7.8

Boarding

7.3

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

TPA - YYZ

The pre boarding was a bit confusing but we got through it.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Crew

7.8

Boarding

7.3

Entertainment

6.8

Overall

7.1

Food

6.3

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

TPA - YYZ

The pre boarding was a bit confusing but we got through it.

Related info for your journey

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

    Most people fly from Denver Intl (DEN) if they book a flight from Denver to Montreal Pierre Elliott Trudeau Intl. On average, Denver Intl has 3 outbound flights to Montreal Pierre Elliott Trudeau Intl per day from 1 airline. Denver Intl is conveniently located just 29.7 km from Denver’s city centre.

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

    A quick flight from Denver to Montreal Pierre Elliott Trudeau Intl Airport can take about 8h 41m. Delta provides one of the quickest options available for as low as C$ 596. Airlines will cover a distance of 2585 km.

  • What is the cheapest airline to fly from Denver to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    According to our current data, Air Canada (C$ 577), offers the cheapest pricing from Denver to Montreal Pierre Elliott Trudeau Intl Airport. Air Canada is currently priced 21% below the average price you’ll pay for this route.

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

    Consider Brussels Airlines (66%), Air Canada (64%) or United Airlines (64%) when booking your flight. These represent the most reliable airlines when flying from Denver to Montreal Pierre Elliott Trudeau Intl Airport.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Denver to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Denver to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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

Travelling 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
Laval
Dorval
Sherbrooke
Cornwall
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for Denver to Pierre Elliott Trudeau Intl

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

Top airline flying from Denver to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Denver to Pierre Elliott Trudeau Intl. 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 577AverageC$ 968FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Denver to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Denver to Pierre Elliott Trudeau Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Denver to Pierre Elliott Trudeau Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Denver to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights offers price alerts on Denver to Pierre Elliott Trudeau Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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