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$149+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Colorado

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
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Pierre Elliott Trudeau Intl to Colorado

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Colorado flight deals. Data was last updated March 28, 2025.

Round-trip from

$313
(United Airlines)

One-way from

$149
(oojo)

Popular in

December

Cheapest in

November

Average price

$592

Good round-trip deal

$340 or less

Good one-way deal

$241 or less
From Montreal Pierre Elliott Trudeau Intl to Colorado
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Colorado
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Highest demand for flights based on searches. 5% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Colorado.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Colorado.
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Find flight deals from Pierre Elliott Trudeau Intl to Colorado

Cheapest flights from Pierre Elliott Trudeau Intl to Colorado
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 6/18:05 amYUL - COS
1 stop15h 46mUnited Airlines
Sat 6/143:43 pmCOS - YUL
2 stops18h 13mUnited Airlines
Deal found 3/27$313
This Air Canada deal was found by Cheapflights users on 3/27. 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.
Sun 6/18:00 amYUL - COS
2 stops14h 40mAir Canada
Sat 6/145:30 amCOS - YUL
2 stops9h 51mAir Canada
Deal found 3/27$359
This Mytrip deal was found by Cheapflights users on 3/26. 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.
Sat 5/1011:00 amYUL - DEN
3 stops26h 27mMultiple Airlines
Sat 5/1712:15 pmDEN - YUL
3 stops34h 22mMultiple Airlines
Deal found 3/26$394
This CheapTicketsDeal deal was found by Cheapflights users on 3/26. 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.
Thu 5/297:00 amYUL - DEN
1 stop30h 27mWestJet
Sun 6/112:15 pmDEN - YUL
1 stop10h 28mWestJet
Deal found 3/26$395
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.
Fri 5/98:05 amYUL - DEN
Nonstop4h 22mAir Canada
Mon 5/125:40 pmDEN - YUL
Nonstop3h 46mAir Canada
Deal found 3/25$402
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Wed 6/257:29 amYUL - DEN
1 stop9h 36mAmerican Airlines
Tue 7/15:00 amDEN - YUL
1 stop7h 50mAmerican Airlines
Deal found 3/26$403
This Delta deal was found by Cheapflights users on 3/26. 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 4/2312:40 pmYUL - DEN
1 stop9h 07mDelta
Tue 4/2912:55 amDEN - YUL
1 stop8h 38mDelta
Deal found 3/26$423
This Delta deal was found by Cheapflights users on 3/27. 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 8/67:00 amYUL - COS
1 stop7h 50mDelta
Sun 8/1011:35 amCOS - YUL
1 stop9h 43mDelta
Deal found 3/27$495
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Mon 6/238:05 amYUL - DEN
Nonstop4h 16mUnited Airlines
Wed 7/25:45 pmDEN - YUL
1 stop23h 12mUnited Airlines
Deal found 3/27$541

Cheapflights Fare Finder

Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Colorado 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 28, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Colorado

Route

Depart

Return

Price

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Sun 6/1

8:05 am-9:51 pm

1 stop15h 46m

Colorado Springs

Sat 6/14

3:43 pm-11:56 am

2 stops18h 13m

$313

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Sun 6/1

8:00 am-8:40 pm

2 stops14h 40m

Colorado Springs

Sat 6/14

5:30 am-5:21 pm

2 stops9h 51m

$359

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 5/10

11:00 am-11:27 am

3 stops26h 27m

Denver Intl

Sat 5/17

12:15 pm-12:37 am

3 stops34h 22m

$394

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 5/29

7:00 am-11:27 am

1 stop30h 27m

Denver Intl

Sun 6/1

12:15 pm-12:43 am

1 stop10h 28m

$395

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

8:05 am-10:27 am

Nonstop4h 22m

Denver Intl

Fri 5/16

5:40 pm-11:26 pm

Nonstop3h 46m

$402

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 6/25

7:29 am-3:05 pm

1 stop9h 36m

Denver Intl

Tue 7/1

5:00 am-2:50 pm

1 stop7h 50m

$403

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 4/23

12:40 pm-7:47 pm

1 stop9h 07m

Denver Intl

Tue 4/29

12:55 am-11:33 am

1 stop8h 38m

$423

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 8/6

7:00 am-12:50 pm

1 stop7h 50m

Colorado Springs

Sun 8/10

11:35 am-11:18 pm

1 stop9h 43m

$495

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 6/23

8:05 am-10:21 am

Nonstop4h 16m

Denver Intl

Wed 7/2

5:45 pm-6:57 pm

1 stop23h 12m

$541

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 7/25

6:45 am-6:52 pm

2 stops14h 07m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 18 results
1
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Best time to book a flight from Pierre Elliott Trudeau Intl to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado 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 Colorado

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

Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado (average of $197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Colorado 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 CO?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

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 Colorado as you normally would.

Rainfall in Colorado by month

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

In terms of precipitation, rainfall in Colorado 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 Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

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

If weather is an important factor for your trip to Colorado, 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 Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated March 28, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Montreal to Colorado have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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
8,986 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

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 Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $149. American Airlines flights start at $183 while deals on Delta start at $185 one-way.

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

    Before booking your flight to Colorado from Montreal Pierre Elliott Trudeau Intl Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (66%), Air Canada (51%), Jazz( 33%).

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

    Looking for the cheapest flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado? While on average our users pay $938, our data indicates the cheapest price to be $173. The most popular route (Montreal Pierre Elliott Trudeau Intl - Denver Intl), is priced around $275.

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

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

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

    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 Colorado.

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

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

    Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado (average of $197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Colorado 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

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Alternative routes for Pierre Elliott Trudeau Intl to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Pierre Elliott Trudeau Intl to Colorado

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Colorado. 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 28, 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%
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