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Cheap flights from Montreal to Colorado from C$ 265

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DEN
23 Aug — 30 Aug1
1 adult

Cheap flight deals from Montreal to Colorado

Keep the following information in mind while searching for Montreal to Colorado flight deals. Data was last updated 18 August 2025.

Round-trip from

C$ 434

One-way from

C$ 265

Popular in

December

Cheapest in

May

Average price

C$ 607

Good round-trip deal

C$ 638 or less

Good one-way deal

C$ 418 or less
WestJet
  • WestJet
  • 18/9-21/9
  • 2 total stops
  • 30h 20m total
  • Montreal to Colorado
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WestJet
  • WestJet
  • 11/10
  • 1 total stop
  • 19h 54m total
  • Montreal to Colorado
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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.
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Find flight deals from Montreal to Colorado

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 18 August 2025.

Thu 18/95:30 p.m.YUL - DEN
1 stop19h 54mWestJet
Sun 21/912:15 p.m.DEN - YUL
1 stop10h 26mWestJet
Deal found 16/8C$ 434
Sat 13/97:00 a.m.YUL - DEN
1 stop30h 24mWestJet
Sun 21/912:15 p.m.DEN - YUL
1 stop10h 26mWestJet
Deal found 17/8C$ 435
Sat 13/95:30 p.m.YUL - DEN
1 stop19h 54mWestJet
Mon 22/912:15 p.m.DEN - YUL
1 stop10h 26mWestJet
Deal found 17/8C$ 455
Mon 15/98:10 a.m.YUL - DEN
2 stops28h 50mMultiple Airlines
Mon 22/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Deal found 18/8C$ 460
Sat 27/97:00 a.m.YUL - DEN
1 stop30h 24mWestJet
Sun 5/1012:15 p.m.DEN - YUL
1 stop10h 26mWestJet
Deal found 17/8C$ 464
Fri 12/98:10 a.m.YUL - DEN
2 stops28h 50mMultiple Airlines
Mon 22/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Deal found 17/8C$ 471
Thu 11/96:45 a.m.YUL - DEN
2 stops18h 28mMultiple Airlines
Mon 22/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Deal found 17/8C$ 478
Fri 19/97:30 a.m.YUL - DEN
1 stop11h 03mMultiple Airlines
Sun 28/912:15 p.m.DEN - YUL
1 stop10h 26mMultiple Airlines
Deal found 16/8C$ 488
Sat 13/95:30 p.m.YUL - DEN
1 stop19h 54mMultiple Airlines
Mon 22/912:15 p.m.DEN - YUL
1 stop23h 55mMultiple Airlines
Deal found 17/8C$ 493
Thu 18/93:44 p.m.YUL - COS
1 stop20h 27mAmerican Airlines
Mon 22/96:02 a.m.COS - YUL
1 stop6h 47mAmerican Airlines
Deal found 16/8C$ 540
Tue 7/106:15 a.m.YUL - COS
2 stops17h 39mUnited Airlines
Wed 29/106:00 a.m.COS - YUL
2 stops13h 42mUnited Airlines
Deal found 18/8C$ 544
Tue 7/107:00 a.m.YUL - COS
1 stop7h 11mDelta
Wed 29/108:09 a.m.COS - YUL
2 stops13h 12mDelta
Deal found 18/8C$ 583

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 18 August 2025.
Use the filters below to find and compare flights from Montreal to Colorado that are best for you.

Fly from

Montreal

Fly to

Colorado

Route

Depart

Return

Price

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

5:30 p.m.-11:24 a.m.

1 stop19h 54m

Denver Intl

Sun 21/9

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 434

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 13/9

5:30 p.m.-11:24 a.m.

1 stop19h 54m

Denver Intl

Mon 22/9

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 455

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 15/9

8:10 a.m.-11:00 a.m.

2 stops28h 50m

Denver Intl

Mon 22/9

12:15 p.m.-2:10 p.m.

1 stop23h 55m

C$ 460

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 28/9

7:00 a.m.-11:24 a.m.

1 stop30h 24m

Denver Intl

Sun 5/10

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 464

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 27/9

7:00 a.m.-11:24 a.m.

1 stop30h 24m

Denver Intl

Sun 5/10

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 464

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 12/9

8:10 a.m.-11:00 a.m.

2 stops28h 50m

Denver Intl

Mon 22/9

12:15 p.m.-2:10 p.m.

1 stop23h 55m

C$ 471

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 11/9

6:45 a.m.-11:13 p.m.

2 stops18h 28m

Denver Intl

Mon 22/9

12:15 p.m.-2:10 p.m.

1 stop23h 55m

C$ 478

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 13/9

10:45 a.m.-1:04 a.m.

2 stops16h 19m

Denver Intl

Mon 22/9

12:15 p.m.-2:10 p.m.

1 stop23h 55m

C$ 478

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

3:44 p.m.-10:11 a.m.

1 stop20h 27m

Colorado Springs

Mon 22/9

6:02 a.m.-2:49 p.m.

1 stop6h 47m

C$ 540

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

9:45 a.m.-7:40 p.m.

2 stops11h 55m

Colorado Springs

Wed 29/10

6:00 a.m.-9:42 p.m.

2 stops13h 42m

C$ 544

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/8

Showing 1-10 of 27 results
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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

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$ 320). Flying from Montreal to Colorado in December is currently the most expensive (average of C$ 484). 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 18 August 2025.

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 18 August 2025.

The most flights from YMQ 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).

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 18 August 2025.
Get a feel of what it's like to fly with United Airlines,American Airlines, andWestJet 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
8,925 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
WestJet
7.2
Good
3,023 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
9,992 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

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 11h 55m. Fly via WestJet, American Airlines, or United Airlines to get the fastest option. The distance from Montreal to Colorado is about 2638 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Montreal to Colorado one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 265. Users have also found prices from C$ 267 and C$ 576 on Air Canada and United Airlines, respectively.

  • 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: Air Canada (70%), United Airlines (70%), Brussels Airlines (54%).

  • What are the cheapest flights from Montreal to Colorado?

    The cheapest flight price from Montreal to Colorado is C$ 324. On average you can expect to pay C$ 791. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Denver Intl), can usually be booked for C$ 460.

  • 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$ 320). Flying from Montreal to Colorado in December is currently the most expensive (average of C$ 484). 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 4 airlines flying from Montreal to Colorado

Discover the top 4 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 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 417AverageC$ 606FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 418AverageC$ 685FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 422AverageC$ 744FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 504AverageC$ 559FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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