Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to Colorado from C$ 227

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DEN
16 Mar — 23 Mar1
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 14 February 2026.

Fri 19/65:30 p.m.
YUL
-
DEN
1 stop19h 50m
WestJet
Mon 22/612:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 10/2C$ 467
Fri 7/85:30 p.m.
YUL
-
DEN
1 stop19h 50m
WestJet
Mon 10/812:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 12/2C$ 471
Fri 19/68:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Wed 1/712:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 11/2C$ 474
Sun 21/68:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Sat 27/612:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 13/2C$ 478
Fri 17/77:20 p.m.
YUL
-
DEN
2 stops18h 00m
WestJet
Mon 3/812:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 11/2C$ 496
Fri 24/48:00 a.m.
YUL
-
DEN
2 stops30h 09m
Multiple Airlines
Mon 27/412:15 p.m.
DEN
-
YUL
1 stop9h 30m
Multiple Airlines
Deal found 10/2C$ 497
Fri 22/57:20 p.m.
YUL
-
DEN
2 stops18h 00m
WestJet
Mon 25/512:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 10/2C$ 498
Thu 30/48:00 p.m.
YUL
-
DEN
1 stop17h 20m
WestJet
Sun 3/512:15 p.m.
DEN
-
YUL
1 stop9h 30m
WestJet
Deal found 14/2C$ 504
Wed 8/44:55 p.m.
YUL
-
COS
1 stop6h 55m
United Airlines
Sat 11/41:33 p.m.
COS
-
YUL
2 stops8h 40m
United Airlines
Deal found 13/2C$ 572
Wed 8/46:00 a.m.
YUL
-
COS
2 stops16h 28m
Delta
Sat 11/48:15 a.m.
COS
-
YUL
2 stops13h 25m
Delta
Deal found 10/2C$ 587
Fri 19/67:00 a.m.
YUL
-
COS
2 stops17h 29m
Delta
Mon 22/66:00 a.m.
COS
-
YUL
2 stops15h 10m
Delta
Deal found 12/2C$ 667
Fri 19/67:00 a.m.
YUL
-
COS
2 stops17h 29m
Delta
Sat 27/66:00 a.m.
COS
-
YUL
2 stops15h 10m
Delta
Deal found 12/2C$ 700

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 14 February 2026.

Round-trip from

C$ 467

One-way from

C$ 227

Popular in

December

Cheapest in

September

Average price

C$ 720

Good round-trip deal

C$ 676 or less

Good one-way deal

C$ 693 or less
WestJet
  • WestJet
  • 19/6-22/6
  • 2 total stops
  • 29h 20m total
  • Montreal to Colorado
Search Deals
10/3
  • 10/3
  • 2 total stops
  • 25h 13m total
  • Montreal to Colorado
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 14 February 2026.
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

Fri 19/6

5:30 p.m.-11:20 a.m.

1 stop19h 50m

Denver Intl

Mon 22/6

12:15 p.m.-11:45 p.m.

1 stop9h 30m

C$ 467

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

7:20 p.m.-11:20 a.m.

2 stops18h 00m

Denver Intl

Sun 14/6

12:15 p.m.-11:45 p.m.

1 stop9h 30m

C$ 497

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

7:20 p.m.-11:20 a.m.

2 stops18h 00m

Denver Intl

Mon 25/5

12:15 p.m.-11:45 p.m.

1 stop9h 30m

C$ 498

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

8:00 p.m.-11:20 a.m.

1 stop17h 20m

Denver Intl

Sun 3/5

12:15 p.m.-11:45 p.m.

1 stop9h 30m

C$ 504

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:00 a.m.-4:37 p.m.

2 stops34h 37m

Denver Intl

Mon 6/4

11:59 p.m.-12:30 a.m.

1 stop22h 31m

C$ 517

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

6:45 a.m.-11:20 a.m.

2 stops30h 35m

Denver Intl

Mon 10/8

12:15 p.m.-6:20 p.m.

2 stops28h 05m

C$ 539

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

5:35 p.m.-7:55 p.m.

Nonstop4h 20m

Denver Intl

Sun 12/4

8:45 a.m.-9:03 p.m.

1 stop10h 18m

C$ 543

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 9/4

5:35 p.m.-7:55 p.m.

Nonstop4h 20m

Denver Intl

Sat 11/4

8:45 a.m.-9:03 p.m.

1 stop10h 18m

C$ 543

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

5:35 p.m.-7:55 p.m.

Nonstop4h 20m

Denver Intl

Mon 13/4

8:45 a.m.-9:03 p.m.

1 stop10h 18m

C$ 543

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

5:35 p.m.-7:55 p.m.

Nonstop4h 20m

Denver Intl

Sun 5/4

8:45 a.m.-9:03 p.m.

1 stop10h 18m

C$ 547

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Showing 1-10 of 35 results
1
2
3
4

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, April is the cheapest month in which you can book a flight from Montreal to Colorado (average of C$ 251). Flying from Montreal to Colorado in March is currently the most expensive (average of C$ 541). 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 14 February 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 14 February 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 14 February 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
9,289 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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
9,289 reviews
United Airlines
7.4
Good
9,289 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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
10,717 reviews
United Airlines
7.4
Good
9,289 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Boarding

7.7

Crew

8.1

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 6h 55m. Fly via WestJet, United Airlines, or Delta 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 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 - Grand Junction Regnl or Montreal Pierre Elliott Trudeau Intl - Colorado Springs.

  • 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 (52%), United Airlines (52%), Brussels Airlines (50%).

  • What are the cheapest flights from Montreal to Colorado?

    The cheapest flight price from Montreal to Colorado is C$ 455. On average you can expect to pay C$ 786. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Denver Intl), can usually be booked for C$ 497.

  • 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, April is the cheapest month in which you can book a flight from Montreal to Colorado (average of C$ 251). Flying from Montreal to Colorado in March is currently the most expensive (average of C$ 541). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montreal to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Miami flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Orlando flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Québec City to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to Nashville flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to San Francisco flights
Ottawa to Orlando flights
Pierre Elliott Trudeau Intl to Honolulu flights
Ottawa to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Ottawa to Newark flights
Pierre Elliott Trudeau Intl to Tampa flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Québec City to Orlando flights
Pierre Elliott Trudeau Intl to Midway flights
Québec City to Las Vegas flights
Pierre Elliott Trudeau Intl to Atlanta flights
Ottawa to Miami flights
Ottawa to Las Vegas flights
Pierre Elliott Trudeau Intl to Charlotte flights
Pierre Elliott Trudeau Intl to Boston flights
Pierre Elliott Trudeau Intl to West Palm Beach flights
Ottawa to Dulles Intl flights
Pierre Elliott Trudeau Intl to Sky Harbor Intl flights
Pierre Elliott Trudeau Intl to Minneapolis flights
Ottawa to Tampa flights
Ottawa to John F Kennedy Intl flights
Ottawa to LaGuardia flights
Pierre Elliott Trudeau Intl to Seattle flights
Pierre Elliott Trudeau Intl to Denver flights
Pierre Elliott Trudeau Intl to Hobby flights
Pierre Elliott Trudeau Intl to Kahului flights
Québec City to Newark flights
Québec City to Miami flights
Pierre Elliott Trudeau Intl to San Diego flights
Pierre Elliott Trudeau Intl to George Bush Intcntl flights
Ottawa to Los Angeles flights
Pierre Elliott Trudeau Intl to Philadelphia flights
Ottawa to Reagan-National flights
Pierre Elliott Trudeau Intl to Detroit flights
Pierre Elliott Trudeau Intl to Fort Myers flights
Pierre Elliott Trudeau Intl to Austin flights
Pierre Elliott Trudeau Intl to New Orleans flights

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 14 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 366AverageC$ 808FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 395AverageC$ 895FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 414AverageC$ 620FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 550AverageC$ 739FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.