Colorado

$154+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — DEN
Jul 7 — Jul 141
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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 July 2, 2025.

Round-trip from

$349
(American Airlines)

One-way from

$154
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$445

Good round-trip deal

$417 or less

Good one-way deal

$237 or less
From Montreal Pierre Elliott Trudeau Intl to Colorado
One-way flight from Montreal Pierre Elliott Trudeau Intl to Colorado
Highest demand for flights based on searches. 12% potential increase in price ($73 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Colorado.
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Colorado.

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 July 2, 2025.

This United Airlines deal was found by Cheapflights users on 6/30. 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.
Thu 9/184:05 pmYUL - COS
1 stop7h 49mUnited Airlines
Mon 9/226:25 pmCOS - YUL
2 stops14h 10mUnited Airlines
Deal found 6/30$335
This American Airlines deal was found by Cheapflights users on 7/1. 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 9/183:44 pmYUL - COS
1 stop9h 55mAmerican Airlines
Mon 9/225:16 pmCOS - YUL
2 stops16h 29mAmerican Airlines
Deal found 7/1$349
This Delta deal was found by Cheapflights users on 7/2. 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 7/306:20 amYUL - COS
1 stop5h 39mDelta
Wed 8/66:00 amCOS - YUL
2 stops13h 28mDelta
Deal found 7/2$362
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/296:45 amYUL - DEN
2 stops30h 42mWestJet
Mon 9/112:15 pmDEN - YUL
2 stops34h 12mWestJet
Deal found 7/1$375
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Fri 8/86:45 amYUL - DEN
2 stops18h 38mMultiple Airlines
Sun 8/1712:15 pmDEN - YUL
1 stop10h 28mMultiple Airlines
Deal found 6/30$378
This Air Canada deal was found by Cheapflights users on 6/30. 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.
Wed 10/158:25 amYUL - DEN
1 stop10h 53mAir Canada
Sun 10/1911:15 amDEN - YUL
Nonstop3h 50mAir Canada
Deal found 6/30$384
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 9/259:15 amYUL - DEN
1 stop16h 42mUnited Airlines
Sun 9/2811:59 pmDEN - YUL
1 stop13h 01mUnited Airlines
Deal found 7/1$391
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/55:29 pmYUL - DEN
1 stop17h 22mAmerican Airlines
Tue 8/122:05 pmDEN - YUL
1 stop19h 31mAmerican Airlines
Deal found 7/2$398
This Delta deal was found by Cheapflights users on 7/1. 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.
Thu 7/106:59 pmYUL - DEN
1 stop7h 21mDelta
Wed 7/163:08 pmDEN - YUL
1 stop6h 47mDelta
Deal found 7/1$423
This Air Canada deal was found by Cheapflights users on 6/30. 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 9/188:40 amYUL - COS
2 stops13h 59mAir Canada
Mon 9/223:45 pmCOS - YUL
2 stops16h 55mAir Canada
Deal found 6/30$430
This United deal was found by Cheapflights users on 7/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/308:10 amYUL - COS
2 stops15h 45mMultiple Airlines
Wed 8/65:30 amCOS - YUL
2 stops8h 51mMultiple Airlines
Deal found 7/2$536

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 July 2, 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

Thu 9/18

4:05 pm-9:54 pm

1 stop7h 49m

Colorado Springs

Mon 9/22

6:25 pm-10:35 am

2 stops14h 10m

$335

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

3:44 pm-11:39 pm

1 stop9h 55m

Colorado Springs

Mon 9/22

5:16 pm-11:45 am

2 stops16h 29m

$349

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 7/30

6:20 am-9:59 am

1 stop5h 39m

Colorado Springs

Wed 8/6

6:00 am-9:28 pm

2 stops13h 28m

$362

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 8/29

6:45 am-11:27 am

2 stops30h 42m

Denver Intl

Mon 9/1

12:15 pm-12:27 am

2 stops34h 12m

$375

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 8/8

6:45 am-11:23 pm

2 stops18h 38m

Denver Intl

Sun 8/17

12:15 pm-12:43 am

1 stop10h 28m

$378

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 7/10

8:05 am-10:21 am

Nonstop4h 16m

Denver Intl

Wed 7/16

5:40 pm-11:26 pm

Nonstop3h 46m

$384

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 9/25

9:15 am-11:57 pm

1 stop16h 42m

Denver Intl

Sun 9/28

11:59 pm-3:00 pm

1 stop13h 01m

$391

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 8/5

5:29 pm-8:51 am

1 stop17h 22m

Denver Intl

Tue 8/12

2:05 pm-11:36 am

1 stop19h 31m

$398

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 7/10

6:59 pm-12:20 am

1 stop7h 21m

Denver Intl

Wed 7/16

3:08 pm-11:55 pm

1 stop6h 47m

$423

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

8:40 am-8:39 pm

2 stops13h 59m

Colorado Springs

Mon 9/22

3:45 pm-10:40 am

2 stops16h 55m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 19 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 July 2, 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.

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

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Colorado. 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 July 2, 2025.

The most flights from YUL to USCO 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 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 July 2, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Montreal Pierre Elliott Trudeau Intl Airport to Colorado have to say. 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.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $185. Delta flights start at $211 while deals on Air Canada start at $215 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: Air Canada (70%), United Airlines (70%), Brussels Airlines( 55%).

  • 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 $587, our data indicates the cheapest price to be $185. 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.

Top 2 airlines flying from Pierre Elliott Trudeau Intl to Colorado

Discover the top 2 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$370Average$531FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$430Average$709FlexibilityNo cancel feeOn-time69%

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