Which airlines fly to Colorado?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Colorado from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Colorado. Keep in mind that there are 4 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Colorado?

WestJet, Air Canada, and American Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Colorado

How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

As of September 2025, there are 4 operators available to choose from for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado.

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 215 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado in 2025/26

Q: How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to Colorado on average per week?

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and Colorado is 21 per week as of September 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Q: How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to Colorado on average per day?

3 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to Colorado as of September 2025. The most popular departure time for this route is 4:00p.m., with 100% of flights per day taking off in the afternoon.

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

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

19h 54m1 stop

8:00 a.m. - 12:41 a.m.DEN-YUL

14h 41m2 stops

C$ 392Multiple Airlines

Find Deal

Sun, 12 Oct - Wed, 22 Oct

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

19h 54m1 stop

7:00 a.m. - 12:27 a.m.DEN-YUL

15h 27m2 stops

C$ 393Multiple Airlines

Find Deal

Sun, 12 Oct - Fri, 24 Oct

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

19h 54m1 stop

8:00 a.m. - 12:41 a.m.DEN-YUL

14h 41m2 stops

C$ 398Multiple Airlines

Find Deal

Sun, 12 Oct - Sat, 25 Oct

5:25 p.m. - 7:55 p.m.YUL-DEN

4h 30mdirect

11:15 a.m. - 4:58 p.m.DEN-YUL

3h 43mdirect

C$ 424Air Canada

Find Deal

Thu, 30 Oct - Thu, 6 Nov

7:30 a.m. - 5:18 p.m.YUL-DEN

11h 48m1 stop

11:15 a.m. - 5:00 p.m.DEN-YUL

3h 45mdirect

C$ 428Air Canada

Find Deal

Sat, 4 Oct - Tue, 21 Oct

11:23 a.m. - 4:33 p.m.YUL-DEN

7h 10m1 stop

8:28 p.m. - 10:40 a.m.DEN-YUL

12h 12m1 stop

C$ 448United Airlines

Find Deal

Wed, 22 Oct - Wed, 22 Oct

11:23 a.m. - 4:33 p.m.YUL-DEN

7h 10m1 stop

7:48 a.m. - 5:26 p.m.DEN-YUL

7h 38m1 stop

C$ 454United Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

6:40 p.m. - 11:59 p.m.YUL-DEN

7h 19m1 stop

6:45 a.m. - 6:40 p.m.DEN-YUL

9h 55m1 stop

C$ 455Delta

Find Deal

Mon, 6 Oct - Tue, 21 Oct

7:00 a.m. - 1:52 p.m.YUL-DEN

8h 52m1 stop

6:00 a.m. - 5:34 p.m.DEN-YUL

9h 34m1 stop

C$ 470Delta

Find Deal

Tue, 21 Oct - Mon, 27 Oct

12:30 p.m. - 4:38 p.m.YUL-DEN

6h 08m1 stop

5:45 a.m. - 2:49 p.m.DEN-YUL

7h 04m1 stop

C$ 483American Airlines

Find Deal

Fri, 24 Oct - Mon, 27 Oct

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight tickets

United Airlines

22 Oct

YUL11:23 a.m.Montreal Pierre Elliott Trudeau Intl

7h 10m

1 stop

DEN4:33 p.m.Denver Intl

22 Oct

DEN8:28 p.m.Denver Intl

12h 12m

1 stop

YUL10:40 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 448

Find similar

United Airlines

15 Oct

YUL11:23 a.m.Montreal Pierre Elliott Trudeau Intl

7h 10m

1 stop

DEN4:33 p.m.Denver Intl

22 Oct

DEN7:48 a.m.Denver Intl

7h 38m

1 stop

YUL5:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 454

Find similar

United Airlines

4 Oct

YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl

6h 57m

1 stop

DEN2:42 p.m.Denver Intl

22 Oct

DEN7:10 p.m.Denver Intl

11h 06m

1 stop

YUL8:16 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 457

Find similar

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight tickets

Delta

6 Oct

YUL6:40 p.m.Montreal Pierre Elliott Trudeau Intl

7h 19m

1 stop

DEN11:59 p.m.Denver Intl

21 Oct

DEN6:45 a.m.Denver Intl

9h 55m

1 stop

YUL6:40 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 455

Find similar

Delta

21 Oct

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

8h 52m

1 stop

DEN1:52 p.m.Denver Intl

27 Oct

DEN6:00 a.m.Denver Intl

9h 34m

1 stop

YUL5:34 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 470

Find similar

Delta

21 Oct

YUL12:36 p.m.Montreal Pierre Elliott Trudeau Intl

11h 05m

1 stop

DEN9:41 p.m.Denver Intl

27 Oct

DEN6:00 a.m.Denver Intl

9h 34m

1 stop

YUL5:34 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 472

Find similar

momondo Fare Finder

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

Fly to

Route

Depart

Return

Price

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

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

1 stop19h 54m

Denver Intl

Wed 22/10

8:00 a.m.-12:41 a.m.

2 stops14h 41m

C$ 392

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

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

1 stop19h 54m

Denver Intl

Fri 24/10

7:00 a.m.-12:27 a.m.

2 stops15h 27m

C$ 393

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

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

1 stop19h 54m

Denver Intl

Sat 25/10

8:00 a.m.-12:41 a.m.

2 stops14h 41m

C$ 398

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

5:25 p.m.-7:55 p.m.

Nonstop4h 30m

Denver Intl

Thu 6/11

11:15 a.m.-4:58 p.m.

Nonstop3h 43m

C$ 424

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

7:30 a.m.-5:18 p.m.

1 stop11h 48m

Denver Intl

Tue 21/10

11:15 a.m.-5:00 p.m.

Nonstop3h 45m

C$ 428

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 22/10

11:23 a.m.-4:33 p.m.

1 stop7h 10m

Denver Intl

Wed 22/10

8:28 p.m.-10:40 a.m.

1 stop12h 12m

C$ 448

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

11:23 a.m.-4:33 p.m.

1 stop7h 10m

Denver Intl

Wed 22/10

7:48 a.m.-5:26 p.m.

1 stop7h 38m

C$ 454

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

6:40 p.m.-11:59 p.m.

1 stop7h 19m

Denver Intl

Tue 21/10

6:45 a.m.-6:40 p.m.

1 stop9h 55m

C$ 455

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

7:00 a.m.-1:52 p.m.

1 stop8h 52m

Denver Intl

Mon 27/10

6:00 a.m.-5:34 p.m.

1 stop9h 34m

C$ 470

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

12:30 p.m.-4:38 p.m.

1 stop6h 08m

Denver Intl

Mon 27/10

5:45 a.m.-2:49 p.m.

1 stop7h 04m

C$ 483

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The cheapest month to fly to Colorado from Montreal Pierre Elliott Trudeau Intl Airport is in August. Flight prices, which tend to average around C$ 586, are often lower during this time because this is during the off-season. If you don’t want to visit Colorado in August, then you should wait until May to fly from Montreal Pierre Elliott Trudeau Intl Airport, when ticket prices are also cheap, with an average price of C$ 604.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart on your flight to Colorado is on a Friday when prices can be found for as low as C$ 812. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Montreal Pierre Elliott Trudeau Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,064.

What is the cheapest time of day to depart on your flight to Colorado?

According to our data, the cheapest time of day to fly to Colorado is in the evening. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to Colorado in the evening for as low as C$ 809. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around C$ 942. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to Colorado flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Denver Intl for the best Montreal Pierre Elliott Trudeau Intl - Colorado flight prices

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around C$ 712 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 589 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to Colorado flights?

There are 4 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flights?

You could potentially save up to 57% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Best price found	C$ 424
Fastest flight time	4h 13m
Direct flights	Every day
Airports in Colorado	1 airport

The best one-way flight to Colorado from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 424. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Colorado found on momondo in the last 72 hours is C$ 749.

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado takes 4h 13m

Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to Colorado every day.

There is 1 airport near Colorado: Denver Intl (DEN)

Search flight deals

When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?
As of September 2025, there are 4 operators available to choose from for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Colorado is Airbus A220-300 (61.62% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (8.65%), Airbus A319 (8.11%), and Airbus A321-100/200 (6.22%).

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Colorado with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 412	Free Cancellation	Rating 7.2 3,095 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 416	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 420	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
American Airlines	PriceFrom C$ 501	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Colorado?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Colorado . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Montreal to Colorado with flexible booking policies on momondo?

Yes. All flights to Colorado from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Colorado?

Once all potential Montreal to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montreal to Colorado right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Montreal to Colorado now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Colorado and let you know when they change.

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Montreal Pierre Elliott Trudeau Intl Airport flight routes

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado from C$ 215

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United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight tickets

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado that are best for you.

See travel insights to Colorado from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Colorado?

What is the cheapest day to depart on your flight to Colorado?

What is the cheapest time of day to depart on your flight to Colorado?

What is the cheapest Montreal Pierre Elliott Trudeau Intl to Colorado flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Denver Intl for the best Montreal Pierre Elliott Trudeau Intl - Colorado flight prices

How far in advance should I book a flight to Colorado?

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to Colorado flights?

There are 4 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Colorado flights?

You could potentially save up to 57% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Colorado?

WestJet, Air Canada, and American Airlines are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Colorado

Which airlines fly to Colorado?

How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to Colorado on average per day?

3 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to Colorado as of September 2025. The most popular departure time for this route is 4:00p.m., with 100% of flights per day taking off in the afternoon.

How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to Colorado on average per week?

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and Colorado is 21 per week as of September 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Best price found

Fastest flight time

Direct flights

Airports in Colorado

When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

What documentation or ID do you need to fly to Colorado?

What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Colorado with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Colorado?

Can I find flights from Montreal to Colorado with flexible booking policies on momondo?

How can momondo help me find flights from Montreal to Colorado?

I’m not ready to book a flight from Montreal to Colorado right now. Can momondo alert me if prices change?

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular Cities in Colorado

Popular flights according to clicks in the last 7 days on momondo