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 75% 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?

Delta, American Airlines, and Air Canada 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 March 2026, 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$ 220 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?

1 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to Colorado as of March 2026. The most popular departure time for this route is 5:00p.m., with 100% 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 12 per week as of March 2026. The most frequent departure day is Wed, with 25% of weekly flights leaving on this day.

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

12:42 p.m. - 8:20 p.m.

YUL

COS

9h 38m

1 stop

7:59 a.m. - 11:26 p.m.

COS

YUL

13h 27m

2 stops

C$ 545Delta

Tue, 14 Apr - Sat, 18 Apr

12:42 p.m. - 8:20 p.m.

YUL

COS

9h 38m

1 stop

7:59 a.m. - 11:26 p.m.

COS

YUL

13h 27m

2 stops

C$ 548Delta

Tue, 14 Apr - Sat, 18 Apr

12:42 p.m. - 8:20 p.m.

YUL

COS

9h 38m

1 stop

7:59 a.m. - 11:26 p.m.

COS

YUL

13h 27m

2 stops

C$ 549Delta

Tue, 14 Apr - Sat, 18 Apr

8:00 a.m. - 11:52 a.m.

YUL

DEN

29h 52m

2 stops

9:25 a.m. - 12:30 a.m.

DEN

YUL

13h 05m

1 stop

C$ 570Multiple Airlines

Sun, 19 Apr - Thu, 23 Apr

4:35 p.m. - 10:59 p.m.

YUL

DEN

32h 24m

1 stop

4:36 p.m. - 5:15 p.m.

DEN

YUL

22h 39m

2 stops

C$ 595Multiple Airlines

Tue, 21 Apr - Sat, 2 May

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

YUL

DEN

13h 29m

1 stop

7:00 a.m. - 10:58 p.m.

DEN

YUL

13h 58m

1 stop

C$ 607American Airlines

Wed, 22 Apr - Wed, 29 Apr

6:10 a.m. - 10:57 a.m.

YUL

COS

6h 47m

1 stop

6:00 a.m. - 4:52 p.m.

COS

YUL

8h 52m

1 stop

C$ 620United Airlines

Tue, 14 Apr - Sat, 18 Apr

1:03 p.m. - 11:59 p.m.

YUL

DEN

12h 56m

2 stops

6:30 p.m. - 2:44 p.m.

DEN

YUL

18h 14m

1 stop

C$ 621American Airlines

Tue, 5 May - Wed, 6 May

2:20 p.m. - 11:59 p.m.

YUL

COS

11h 39m

2 stops

6:00 a.m. - 9:26 p.m.

COS

YUL

13h 26m

2 stops

C$ 625United Airlines

Wed, 6 May - Sun, 10 May

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

YUL

GJT

14h 21m

1 stop

7:00 a.m. - 5:10 p.m.

GJT

YUL

8h 10m

1 stop

C$ 917Air Canada

Sat, 29 Aug - Tue, 1 Sep

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

14 Apr

YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl

6h 47m

1 stop

COS10:57 a.m.Colorado Springs

18 Apr

COS7:00 a.m.Colorado Springs

7h 52m

1 stop

YUL4:52 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 617

United Airlines

14 Apr

YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl

6h 47m

1 stop

COS10:57 a.m.Colorado Springs

18 Apr

COS6:00 a.m.Colorado Springs

8h 52m

1 stop

YUL4:52 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 620

United Airlines

6 May

YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl

11h 39m

2 stops

COS11:59 p.m.Colorado Springs

10 May

COS6:00 a.m.Colorado Springs

13h 26m

2 stops

YUL9:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 625

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

14 Apr

YUL12:55 p.m.Montreal Pierre Elliott Trudeau Intl

9h 25m

2 stops

COS8:20 p.m.Colorado Springs

18 Apr

COS7:59 a.m.Colorado Springs

13h 27m

2 stops

YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 544

Delta

14 Apr

YUL12:42 p.m.Montreal Pierre Elliott Trudeau Intl

9h 38m

1 stop

COS8:20 p.m.Colorado Springs

18 Apr

COS7:59 a.m.Colorado Springs

13h 27m

2 stops

YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 545

Delta

14 Apr

YUL12:42 p.m.Montreal Pierre Elliott Trudeau Intl

9h 38m

1 stop

COS8:20 p.m.Colorado Springs

18 Apr

COS7:59 a.m.Colorado Springs

13h 27m

2 stops

YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 548

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

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

12:42 p.m.-8:20 p.m.

1 stop9h 38m

Colorado Springs

Sat 18/4

7:59 a.m.-11:26 p.m.

2 stops13h 27m

C$ 545

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

12:42 p.m.-8:20 p.m.

1 stop9h 38m

Colorado Springs

Sat 18/4

7:59 a.m.-11:26 p.m.

2 stops13h 27m

C$ 548

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

12:42 p.m.-8:20 p.m.

1 stop9h 38m

Colorado Springs

Sat 18/4

7:59 a.m.-11:26 p.m.

2 stops13h 27m

C$ 549

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

8:00 a.m.-11:52 a.m.

2 stops29h 52m

Denver Intl

Thu 23/4

9:25 a.m.-12:30 a.m.

1 stop13h 05m

C$ 570

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

4:35 p.m.-10:59 p.m.

1 stop32h 24m

Denver Intl

Sat 2/5

4:36 p.m.-5:15 p.m.

2 stops22h 39m

C$ 595

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

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

1 stop13h 29m

Denver Intl

Wed 29/4

7:00 a.m.-10:58 p.m.

1 stop13h 58m

C$ 607

Quickest round-trip

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

6:10 a.m.-10:57 a.m.

1 stop6h 47m

Colorado Springs

Sat 18/4

6:00 a.m.-4:52 p.m.

1 stop8h 52m

C$ 620

MontrealDenver

YUL - DEN

YULDEN

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

1:03 p.m.-11:59 p.m.

2 stops12h 56m

Denver Intl

Wed 6/5

6:30 p.m.-2:44 p.m.

1 stop18h 14m

C$ 621

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

2:20 p.m.-11:59 p.m.

2 stops11h 39m

Colorado Springs

Sun 10/5

6:00 a.m.-9:26 p.m.

2 stops13h 26m

C$ 625

MontrealGrand Junction

YUL - GJT

YULGJT

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

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

1 stop14h 21m

Grand Junction Regnl

Tue 1/9

7:00 a.m.-5:10 p.m.

1 stop8h 10m

C$ 917

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$ 569, 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$ 595.

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 Wednesday when prices can be found for as low as C$ 731. 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$ 997.

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$ 783. 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$ 910. 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$ 688 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$ 529 on momondo.

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

There are 3 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 5% 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$ 403
Fastest flight time	4h 18m
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$ 403. 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$ 656.

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Colorado takes 4h 18m

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

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 March 2026, 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 (59.15% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (15.32%), Airbus A321neo (3.83%), and Airbus A321-100/200 (3.40%).

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
American Airlines	PriceFrom C$ 316	Free Cancellation	Rating 7.1 11,510 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 372	Free Cancellation	Rating 7.4 9,493 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 402	Free Cancellation	Rating 7.2 3,302 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 420	Free Cancellation	Rating 7.1 10,845 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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sun 26/4

Sun 3/5

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Colorado

Popular cities

Other flights from Montreal Pierre Elliott Trudeau Intl Airport

Other flights to Colorado

Airlines

Complete your trip

Feeling lucky

Popular Cities in Colorado

Flights to Fort Lauderdalefrom C$ 216

Flights to Orlandofrom C$ 199

Flights to New Yorkfrom C$ 214

Flights to Los Angelesfrom C$ 216

Flights to Las Vegasfrom C$ 277

Flights to San Franciscofrom C$ 228

Flights to Miamifrom C$ 364

Flights to Honolulufrom C$ 407

Flights to Phoenixfrom C$ 275

Flights to Chicagofrom C$ 217

Flights to Houstonfrom C$ 392

Flights to Tampafrom C$ 259

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Colorado from C$ 220

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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

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 to Colorado?

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

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

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

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

Montreal Pierre Elliott Trudeau Intl Airport flight routes

According to popular flight searches on momondo this year

Colorado flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Colorado

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Colorado

Explore popular destinations other users love

According to popular flight searches on momondo this year