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Cheap flights from Montreal to Colorado from C$ 239

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DEN
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Colorado
Explore the most affordable flight options available from Montreal to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 April 2026.

Tue 2/67:20 p.m.
YUL
-
DEN
2 stops18h 00m
WestJet
Tue 23/612:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 22/4C$ 420
Thu 7/57:20 p.m.
YUL
-
DEN
2 stops18h 00m
WestJet
Wed 13/512:15 p.m.
DEN
-
YUL
2 stops28h 05m
WestJet
Deal found 22/4C$ 438
Fri 17/78:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Thu 23/712:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 23/4C$ 447
Sun 24/58:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Tue 9/612:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 21/4C$ 461
Sun 24/58:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Fri 5/612:15 p.m.
DEN
-
YUL
1 stop26h 15m
WestJet
Deal found 21/4C$ 480
Tue 14/78:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Fri 24/712:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 23/4C$ 487
Fri 17/75:30 p.m.
YUL
-
DEN
1 stop19h 50m
WestJet
Sun 26/712:15 p.m.
DEN
-
YUL
1 stop26h 15m
WestJet
Deal found 23/4C$ 494
Sun 19/75:30 p.m.
YUL
-
DEN
1 stop19h 50m
WestJet
Sun 26/712:15 p.m.
DEN
-
YUL
1 stop26h 15m
WestJet
Deal found 23/4C$ 502
Wed 3/69:30 a.m.
YUL
-
COS
2 stops13h 57m
Delta
Sat 6/61:55 p.m.
COS
-
YUL
1 stop8h 02m
Delta
Deal found 19/4C$ 546
Tue 19/57:29 a.m.
YUL
-
COS
2 stops16h 56m
American Airlines
Tue 26/53:45 p.m.
COS
-
YUL
2 stops18h 43m
American Airlines
Deal found 19/4C$ 564
Sat 30/57:29 a.m.
YUL
-
COS
2 stops13h 06m
American Airlines
Mon 1/65:15 p.m.
COS
-
YUL
2 stops17h 13m
American Airlines
Deal found 21/4C$ 570
Thu 14/57:45 a.m.
YUL
-
COS
2 stops17h 47m
American Airlines
Mon 18/55:13 p.m.
COS
-
YUL
2 stops18h 39m
American Airlines
Deal found 21/4C$ 591

Find flight deals from Montreal to Colorado

Keep the following information in mind while searching for Montreal to Colorado flight deals. Data was last updated 23 April 2026.

Round-trip from

C$ 420

One-way from

C$ 239

Popular in

December

Cheapest in

September

Average price

C$ 683

Good round-trip deal

C$ 744 or less

Good one-way deal

C$ 387 or less
WestJet
  • WestJet
  • 2/6-23/6
  • 3 total stops
  • 27h 30m total
  • Montreal to Colorado
Search Deals
WestJet
  • WestJet
  • 21/5
  • 1 total stop
  • 17h 20m total
  • Montreal to Colorado
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Colorado.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Colorado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 629,999 searches. Data last updated 23 April 2026.
Use the filters below to find and compare flights from Montreal to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

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

1 stop10h 47m

Colorado Springs

Tue 9/6

1:40 p.m.-11:59 p.m.

1 stop8h 19m

C$ 546

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

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

1 stop10h 47m

Colorado Springs

Sat 6/6

1:55 p.m.-11:57 p.m.

1 stop8h 02m

C$ 546

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

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

1 stop10h 47m

Colorado Springs

Tue 26/5

6:00 a.m.-11:13 p.m.

2 stops15h 13m

C$ 546

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

7:29 a.m.-10:25 p.m.

2 stops16h 56m

Colorado Springs

Tue 26/5

3:45 p.m.-12:28 p.m.

2 stops18h 43m

C$ 564

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

12:48 p.m.-9:54 p.m.

1 stop11h 06m

Colorado Springs

Fri 12/6

6:00 a.m.-5:45 p.m.

1 stop9h 45m

C$ 566

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

9:30 a.m.-9:27 p.m.

2 stops13h 57m

Colorado Springs

Sun 31/5

6:00 a.m.-11:41 p.m.

2 stops15h 41m

C$ 566

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

7:44 p.m.-10:00 a.m.

1 stop16h 16m

Denver Intl

Wed 3/6

12:25 p.m.-11:57 p.m.

1 stop9h 32m

C$ 653
Quickest round-trip

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

5:00 p.m.-10:19 p.m.

1 stop7h 19m

Denver Intl

Sat 9/5

1:25 p.m.-9:26 p.m.

1 stop6h 01m

C$ 657

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

11:23 a.m.-4:39 p.m.

1 stop7h 16m

Denver Intl

Mon 11/5

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

1 stop8h 10m

C$ 657

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:35 p.m.-12:30 a.m.

1 stop7h 55m

Denver Intl

Mon 8/6

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

1 stop8h 10m

C$ 657

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 50 resultsSorted by cheapest first
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Best time to book a flight from Montreal to Colorado

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

How far ahead should I book a flight from Montreal to Colorado?

To ensure you get the cheapest price possible for a flight from Montreal to Colorado, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Montreal to Colorado?

Currently, August is the cheapest month in which you can book a flight from Montreal to Colorado (average of C$ 204). Flying from Montreal to Colorado in January is currently the most expensive (average of C$ 523). 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 YMQ to CO?

Find hourly flight availability from Montreal 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 23 April 2026.

When flying from Montreal to Colorado, 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 Montreal to Colorado

Explore weekly flight availability from Montreal 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 23 April 2026.

The most flights from YMQ to USCO 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 Montreal to Colorado?

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 23 April 2026.
Get a feel of what it's like to fly with United Airlines and Air Canada from Montreal to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,635 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,635 reviews
United Airlines
7.4
Good
9,635 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,957 reviews
United Airlines
7.4
Good
9,635 reviews
Check prices

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Montreal to Colorado. 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 Montreal to Colorado?

    There are many flights that can get you from Montreal to Colorado in 7h 19m. Fly via Delta, United Airlines, or American Airlines to get the fastest option. The distance from Montreal to Colorado is about 2585 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Montreal to Colorado?

    The most popular route from Montreal to Colorado is Montreal Pierre Elliott Trudeau Intl - Denver Intl. You may also consider Montreal Pierre Elliott Trudeau Intl - Colorado Springs or Montreal Pierre Elliott Trudeau Intl - Grand Junction Regnl.

  • What are the most reliable airlines from Montreal to Colorado?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Montreal to Colorado on time: Brussels Airlines (63%), Air Canada (62%), United Airlines (62%).

  • What are the cheapest flights from Montreal to Colorado?

    The cheapest flight price from Montreal to Colorado is C$ 300. On average you can expect to pay C$ 700. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Denver Intl), can usually be booked for C$ 601.

  • Can I find deals for flights from Montreal to Colorado that include hotel bookings?

    Yes. In addition to deals on Montreal to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Colorado.

  • Can I find deals for business class flights from Montreal to Colorado?

    Yes. Cheapflights offers flight deals from Montreal 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 to Colorado?

    Currently, August is the cheapest month in which you can book a flight from Montreal to Colorado (average of C$ 204). Flying from Montreal to Colorado in January is currently the most expensive (average of C$ 523). 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 Montreal to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Montreal to Colorado

Discover the top 3 airlines that operate flights from Montreal 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 629,999 searches. Data last updated 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 368AverageC$ 753FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 403AverageC$ 1,148FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 417AverageC$ 624FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Colorado?

Cheapflights makes it easy to find Montreal to Colorado flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Colorado?

Cheapflights helps you find that perfect flight to Colorado from Montreal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Montreal to Colorado with no change fees?

Yes! Cheapflights helps users easily find flights from Montreal to Colorado with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Colorado become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Colorado 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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