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Cheap flights from Colorado to Montreal Pierre Elliott Trudeau Intl Airport from C$ 224

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YUL
9 May — 16 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colorado to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Colorado to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Colorado to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 April 2026.

Mon 20/411:59 p.m.
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Tue 28/47:00 a.m.
YUL
-
DEN
2 stops22h 59m
Multiple Airlines
Deal found 9/4C$ 533
Tue 5/56:45 a.m.
DEN
-
YUL
2 stops29h 23m
Multiple Airlines
Tue 12/58:00 p.m.
YUL
-
DEN
1 stop17h 20m
Multiple Airlines
Deal found 7/4C$ 540
Tue 12/511:56 p.m.
DEN
-
YUL
2 stops22h 29m
Multiple Airlines
Sat 16/58:00 p.m.
YUL
-
DEN
1 stop17h 20m
Multiple Airlines
Deal found 8/4C$ 553
Mon 27/412:15 p.m.
DEN
-
YUL
1 stop9h 30m
Multiple Airlines
Wed 29/44:35 p.m.
YUL
-
DEN
1 stop17h 46m
Multiple Airlines
Deal found 6/4C$ 557
Mon 27/412:15 p.m.
DEN
-
YUL
1 stop9h 30m
Multiple Airlines
Thu 30/44:25 p.m.
YUL
-
DEN
2 stops42h 32m
Multiple Airlines
Deal found 6/4C$ 573
Mon 8/66:10 a.m.
DEN
-
YUL
2 stops22h 55m
Multiple Airlines
Fri 12/65:30 p.m.
YUL
-
DEN
1 stop19h 50m
Multiple Airlines
Deal found 7/4C$ 591
Thu 21/56:20 a.m.
DEN
-
YUL
1 stop28h 39m
Multiple Airlines
Mon 25/57:20 p.m.
YUL
-
DEN
2 stops29h 04m
Multiple Airlines
Deal found 6/4C$ 598
Wed 22/43:32 p.m.
DEN
-
YUL
1 stop30h 58m
Multiple Airlines
Tue 28/47:00 a.m.
YUL
-
DEN
2 stops22h 59m
Multiple Airlines
Deal found 8/4C$ 604
Sun 26/412:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Tue 28/48:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Deal found 7/4C$ 607
Thu 21/56:20 a.m.
DEN
-
YUL
1 stop28h 39m
Multiple Airlines
Sun 24/57:15 p.m.
YUL
-
DEN
2 stops30h 43m
Multiple Airlines
Deal found 8/4C$ 608
Thu 28/54:54 p.m.
DEN
-
YUL
2 stops22h 21m
Multiple Airlines
Sun 31/58:00 p.m.
YUL
-
DEN
1 stop17h 20m
Multiple Airlines
Deal found 8/4C$ 612
Tue 5/511:43 a.m.
COS
-
YUL
1 stop7h 43m
United Airlines
Wed 6/56:10 a.m.
YUL
-
COS
1 stop6h 37m
United Airlines
Deal found 5/4C$ 652

Find flight deals from Colorado to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Colorado to Pierre Elliott Trudeau Intl flight deals. Data was last updated 9 April 2026.

Round-trip from

C$ 533

One-way from

C$ 224

Popular in

September

Cheapest in

November

Average price

C$ 926
20/4-28/4
  • 20/4-28/4
  • 3 total stops
  • 45h 30m total
  • Colorado to Montreal
Search Deals
16/6
  • 16/6
  • 2 total stops
  • 30h 36m total
  • Colorado to Montreal
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 9 April 2026.
Use the filters below to find and compare flights from Colorado to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Wed 3/6

6:00 a.m.-5:43 p.m.

1 stop9h 43m

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

12:40 p.m.-9:27 p.m.

1 stop10h 47m

C$ 652

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Tue 5/5

11:43 a.m.-9:26 p.m.

1 stop7h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

6:10 a.m.-10:47 a.m.

1 stop6h 37m

C$ 652

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Tue 12/5

5:30 p.m.-8:39 a.m.

1 stop13h 09m

Montreal Pierre Elliott Trudeau Intl

Thu 14/5

7:44 p.m.-9:30 p.m.

1 stop27h 46m

C$ 751

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Tue 28/4

8:52 p.m.-10:40 a.m.

1 stop11h 48m

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

2:20 p.m.-10:15 p.m.

1 stop9h 55m

C$ 781

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Tue 19/5

7:10 a.m.-8:39 a.m.

1 stop23h 29m

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop14h 00m

C$ 791

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Sat 30/5

5:30 a.m.-11:41 p.m.

2 stops16h 11m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

6:00 a.m.-10:41 p.m.

2 stops18h 41m

C$ 791

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 6/5

12:55 a.m.-11:59 a.m.

1 stop9h 04m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

2:29 p.m.-10:00 a.m.

1 stop21h 31m

C$ 810

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Fri 5/6

7:50 p.m.-4:58 p.m.

1 stop19h 08m

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

8:10 a.m.-10:34 a.m.

Nonstop4h 24m

C$ 821

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 23/4

12:34 p.m.-10:06 p.m.

1 stop7h 32m

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

3:25 p.m.-10:15 p.m.

1 stop8h 50m

C$ 823

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Mon 18/5

7:10 a.m.-8:39 a.m.

1 stop23h 29m

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop14h 00m

C$ 825

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 26 resultsSorted by cheapest first
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Best time to book a flight from Colorado to Pierre Elliott Trudeau Intl

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

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

Currently, August is the cheapest month in which you can book a flight from Colorado to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 151). Flying from Colorado to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 674). 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 CO to YUL?

Find hourly flight availability from Colorado 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 9 April 2026.

When flying from Colorado to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Colorado to Pierre Elliott Trudeau Intl. 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 9 April 2026.

The most flights from USCO to YUL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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

Related info for your journey

Find useful and relevant information for your journey from Colorado 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.

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

    Delta and United Airlines can get you from Colorado to Montreal Pierre Elliott Trudeau Intl Airport in just under 7h 43m. Your travel time can differ by up to 2h. Colorado and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 2638 km. This flight may include one or multiple stops.

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

    The top 3 most reliable airlines when flying from Colorado to Montreal Pierre Elliott Trudeau Intl Airport are Brussels Airlines (63%), Air Canada (61%) and United Airlines (61%).

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

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

  • How can I find direct flights from Colorado 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 Colorado to Pierre Elliott Trudeau Intl.

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

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

    Currently, August is the cheapest month in which you can book a flight from Colorado to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 151). Flying from Colorado to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 674). 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
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Longueuil
Montebello
Brossard
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Colorado to Pierre Elliott Trudeau Intl

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Why should you use Cheapflights to find cheap flight tickets from Colorado to Pierre Elliott Trudeau Intl?

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

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from Colorado? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Colorado today and book when prices fit your budget.

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