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

United Airlines, American Airlines, and Delta are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Colorado

Which airlines fly to Colorado?

Air Canada, United Airlines and WestJet 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 80% of people opting to fly with this airline when travelling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

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

As of May 2026, there are 3 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$ 279 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado in 2026

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

5 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to Colorado as of May 2026. The most popular departure time for this route is 4:00p.m., with 60% of flights per day taking off in the afternoon.

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 35 per week as of May 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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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

Enter your travel dates to find the best prices.

5:45 p.m. - 11:20 a.m.

YUL

DEN

19h 35m

2 stops

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

DEN

YUL

9h 30m

1 stop

C$ 485WestJet

Wed, 24 Jun - Tue, 30 Jun

5:45 p.m. - 11:20 a.m.

YUL

DEN

19h 35m

2 stops

12:15 p.m. - 12:25 a.m.

DEN

YUL

34h 10m

2 stops

C$ 487WestJet

Wed, 17 Jun - Wed, 24 Jun

12:45 p.m. - 9:21 p.m.

YUL

COS

10h 36m

1 stop

6:00 a.m. - 5:03 p.m.

COS

YUL

9h 03m

1 stop

C$ 628Delta

Thu, 22 Oct - Sat, 24 Oct

7:00 a.m. - 12:35 p.m.

YUL

COS

7h 35m

1 stop

6:20 p.m. - 11:57 a.m.

COS

YUL

15h 37m

2 stops

C$ 629Delta

Fri, 12 Jun - Mon, 22 Jun

3:48 p.m. - 9:53 a.m.

YUL

COS

20h 05m

1 stop

5:15 p.m. - 11:42 a.m.

COS

YUL

16h 27m

2 stops

C$ 654American Airlines

Wed, 3 Jun - Wed, 10 Jun

7:51 a.m. - 10:25 p.m.

YUL

COS

16h 34m

2 stops

5:15 p.m. - 11:42 a.m.

COS

YUL

16h 27m

2 stops

C$ 662American Airlines

Wed, 3 Jun - Wed, 10 Jun

6:35 p.m. - 12:31 p.m.

YUL

GJT

19h 56m

2 stops

6:10 p.m. - 10:40 a.m.

GJT

YUL

14h 30m

2 stops

C$ 822United Airlines

Mon, 22 Jun - Mon, 29 Jun

9:45 a.m. - 8:34 p.m.

YUL

GJT

12h 49m

2 stops

9:28 a.m. - 10:06 p.m.

GJT

YUL

10h 38m

2 stops

C$ 823United Airlines

Fri, 5 Jun - Tue, 9 Jun

8:10 a.m. - 8:34 p.m.

YUL

GJT

14h 24m

1 stop

11:19 a.m. - 12:31 a.m.

GJT

YUL

11h 12m

2 stops

C$ 871Air Canada

Fri, 5 Jun - Tue, 9 Jun

8:15 a.m. - 8:36 p.m.

YUL

GJT

14h 21m

1 stop

5:30 a.m. - 5:10 p.m.

GJT

YUL

9h 40m

1 stop

C$ 923Air Canada

Wed, 21 Oct - Thu, 22 Oct

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

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

WestJet

24 Jun

YUL5:45 p.m.Montreal Pierre Elliott Trudeau Intl

19h 35m

2 stops

DEN11:20 a.m.Denver Intl

30 Jun

DEN12:15 p.m.Denver Intl

9h 30m

1 stop

YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 485

WestJet

17 Jun

YUL5:45 p.m.Montreal Pierre Elliott Trudeau Intl

19h 35m

2 stops

DEN11:20 a.m.Denver Intl

24 Jun

DEN12:15 p.m.Denver Intl

34h 10m

2 stops

YUL12:25 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 487

WestJet

15 Jun

YUL5:45 p.m.Montreal Pierre Elliott Trudeau Intl

19h 35m

2 stops

DEN11:20 a.m.Denver Intl

24 Jun

DEN12:15 p.m.Denver Intl

34h 10m

2 stops

YUL12:25 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 488

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

24 Jul

YUL6:30 p.m.Montreal Pierre Elliott Trudeau Intl

29h 34m

1 stop

DEN10:04 p.m.Denver Intl

26 Jul

DEN9:40 a.m.Denver Intl

3h 48m

YUL3:28 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 607

United Airlines

22 Jun

YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl

19h 56m

2 stops

GJT12:31 p.m.Grand Junction Regnl

29 Jun

GJT6:10 p.m.Grand Junction Regnl

14h 30m

2 stops

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

C$ 822

United Airlines

5 Jun

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

12h 49m

2 stops

GJT8:34 p.m.Grand Junction Regnl

9 Jun

GJT9:28 a.m.Grand Junction Regnl

10h 38m

2 stops

YUL10:06 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 823

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

Cheapest round-trip

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 24/6

5:45 p.m.-11:20 a.m.

2 stops19h 35m

Denver Intl

Tue 30/6

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

1 stop9h 30m

C$ 485

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 17/6

5:45 p.m.-11:20 a.m.

2 stops19h 35m

Denver Intl

Wed 24/6

12:15 p.m.-12:25 a.m.

2 stops34h 10m

C$ 487

Quickest round-trip

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

12:45 p.m.-9:21 p.m.

1 stop10h 36m

Colorado Springs

Sat 24/10

6:00 a.m.-5:03 p.m.

1 stop9h 03m

C$ 628

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

7:00 a.m.-12:35 p.m.

1 stop7h 35m

Colorado Springs

Mon 22/6

6:20 p.m.-11:57 a.m.

2 stops15h 37m

C$ 629

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

3:48 p.m.-9:53 a.m.

1 stop20h 05m

Colorado Springs

Wed 10/6

5:15 p.m.-11:42 a.m.

2 stops16h 27m

C$ 654

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 3/6

7:51 a.m.-10:25 p.m.

2 stops16h 34m

Colorado Springs

Wed 10/6

5:15 p.m.-11:42 a.m.

2 stops16h 27m

C$ 662

MontrealGrand Junction

YUL - GJT

YULGJT

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

6:35 p.m.-12:31 p.m.

2 stops19h 56m

Grand Junction Regnl

Mon 29/6

6:10 p.m.-10:40 a.m.

2 stops14h 30m

C$ 822

MontrealGrand Junction

YUL - GJT

YULGJT

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

9:45 a.m.-8:34 p.m.

2 stops12h 49m

Grand Junction Regnl

Tue 9/6

9:28 a.m.-10:06 p.m.

2 stops10h 38m

C$ 823

MontrealGrand Junction

YUL - GJT

YULGJT

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

8:10 a.m.-8:34 p.m.

1 stop14h 24m

Grand Junction Regnl

Tue 9/6

11:19 a.m.-12:31 a.m.

2 stops11h 12m

C$ 871

MontrealGrand Junction

YUL - GJT

YULGJT

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

8:15 a.m.-8:36 p.m.

1 stop14h 21m

Grand Junction Regnl

Thu 22/10

5:30 a.m.-5:10 p.m.

1 stop9h 40m

C$ 923

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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$ 204, 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 July to fly from Montreal Pierre Elliott Trudeau Intl Airport, when ticket prices are also cheap, with an average price of C$ 235.

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$ 815. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday 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$ 1,066.

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 morning. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to Colorado in the morning for as low as C$ 863. 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$ 937. 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 from Montreal Pierre Elliott Trudeau Intl Airport 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$ 721 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$ 600 on momondo.

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

You could potentially save up to 26% 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$ 407
Fastest flight time	4h 16m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 407. 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$ 744.

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado takes 4h 16m

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

There are 87 airports in Colorado. From Montreal Pierre Elliott Trudeau Intl Airport there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

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 May 2026, there are 3 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 (61.45% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (14.86%), Airbus A319 (4.02%), and Airbus A320-100/200 (2.41%).

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
United Airlines	PriceFrom C$ 368	Free Cancellation	Rating 7.4 9,699 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 402	Free Cancellation	Rating 7.2 3,332 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 416	Free Cancellation	Rating 7.1 11,017 reviews	Search Air Canada 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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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado from C$ 279

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

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WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado

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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

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

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?

How far in advance should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado?

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

What is the cheapest airline that flies 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?

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

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

Frequently asked questions about flying 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?

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

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Find better results for your trip to Colorado

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