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Montreal

$130+ Cheap flights from Colorado to Montreal (YMQ)

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.
DEN — YMQ
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Colorado to Montreal

Keep the following information in mind while searching for Colorado to Montreal flight deals. Data was last updated July 30, 2025.

Round-trip from

$302
(Kiwi.com)

One-way from

$130
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$522

Good round-trip deal

$516 or less

Good one-way deal

$369 or less
From Colorado to Montreal (YMQ)
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One-way flight from Colorado to Montreal (YMQ)
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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Colorado to Montreal (YMQ).
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Price to beat on a one-way flight from Colorado to Montreal (YMQ).
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Find flight deals from Colorado to Montreal

Cheapest flights from Colorado to Montreal
Explore the most affordable flight options available from Colorado to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:15 pmDEN - YUL
1 stop24h 00mMultiple Airlines
Tue 9/91:10 pmYUL - DEN
2 stops22h 03mMultiple Airlines
Deal found 7/27$302
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:15 pmDEN - YUL
1 stop10h 26mWestJet
Thu 9/185:30 pmYUL - DEN
1 stop19h 54mWestJet
Deal found 7/28$341
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:27 amCOS - YUL
1 stop6h 27mAmerican Airlines
Fri 8/223:44 pmYUL - COS
1 stop20h 18mAmerican Airlines
Deal found 7/29$368
This Air Canada deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:40 amDEN - YUL
Nonstop3h 46mAir Canada
Thu 9/114:05 pmYUL - DEN
Nonstop4h 13mAir Canada
Deal found 7/29$369
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1310:31 amDEN - YUL
2 stops10h 01mAmerican Airlines
Thu 9/1812:31 pmYUL - DEN
1 stop6h 16mAmerican Airlines
Deal found 7/29$403
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/191:11 pmCOS - YUL
1 stop8h 45mDelta
Tue 9/2311:00 amYUL - COS
2 stops11h 39mDelta
Deal found 7/29$403
This Air Canada deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:45 pmCOS - YUL
2 stops16h 55mAir Canada
Fri 9/261:00 pmYUL - COS
2 stops10h 54mAir Canada
Deal found 7/30$563
This United deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/193:45 pmCOS - YUL
2 stops20h 09mMultiple Airlines
Sun 9/218:40 amYUL - COS
2 stops13h 14mMultiple Airlines
Deal found 7/29$671

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Montreal 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 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Colorado to Montreal that are best for you.

Fly from

Colorado

Fly to

Montreal

Route

Depart

Return

Price

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 9/3

12:15 pm-2:15 pm

1 stop24h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 9/9

1:10 pm-9:13 am

2 stops22h 03m

$302

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 9/11

12:15 pm-12:41 am

1 stop10h 26m

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

5:30 pm-11:24 am

1 stop19h 54m

$341

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Tue 8/19

6:27 am-2:54 pm

1 stop6h 27m

Montreal Pierre Elliott Trudeau Intl

Fri 8/22

3:44 pm-10:02 am

1 stop20h 18m

$368

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Mon 9/8

9:40 am-3:26 pm

Nonstop3h 46m

Montreal Pierre Elliott Trudeau Intl

Thu 9/11

4:05 pm-6:18 pm

Nonstop4h 13m

$369

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Fri 9/19

1:11 pm-11:56 pm

1 stop8h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 9/23

11:00 am-8:39 pm

2 stops11h 39m

$403

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Sat 9/13

10:31 am-10:32 pm

2 stops10h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 9/18

12:31 pm-4:47 pm

1 stop6h 16m

$403

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Mon 9/22

3:45 pm-10:40 am

2 stops16h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

1:00 pm-9:54 pm

2 stops10h 54m

$563

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Fri 9/19

3:45 pm-1:54 pm

2 stops20h 09m

Montreal Pierre Elliott Trudeau Intl

Sun 9/21

8:40 am-7:54 pm

2 stops13h 14m

$671

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Fri 10/3

12:15 pm-2:15 pm

1 stop24h 00m

$130

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 9/18

12:15 pm-12:41 am

1 stop10h 26m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 15 results
1
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Best time to book a flight from Colorado to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Colorado 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 Colorado to Montreal

What is the cheapest month to book a flight from Colorado to Montreal?

Currently, January is the cheapest month in which you can book a flight from Colorado to Montreal (average of $270). Flying from Colorado to Montreal in July is currently the most expensive (average of $409). 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 CO to YMQ?

Find hourly flight availability from Colorado to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Colorado to Montreal, 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 Colorado to Montreal

Explore weekly flight availability from Colorado to Montreal. 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 July 30, 2025.

The most flights from USCO to YMQ 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).

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated July 30, 2025.
See what other customers who have flown with Delta, American Airlines, and WestJet from Colorado to Montreal have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,975 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,837 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Colorado to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as $131 on WestJet. Other airlines that offer cheap prices include Air Canada from $158 and Delta from $167 one-way.

  • What are the most reliable airlines from Colorado to Montreal?

    Consider Brussels Airlines (83%), Air Canada (66%) or United Airlines (66%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Montreal.

  • What are the cheapest flights from Colorado to Montreal?

    Looking at all options, your cheapest flight can be booked for $187. While the most popular route (Denver Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for $302 on average our data indicates $1,705 when flying from Colorado to Montreal.

  • Can I find deals for flights from Colorado to Montreal that include hotel bookings?

    Yes. In addition to deals on Colorado to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Montreal.

  • Can I find deals for business class flights from Colorado to Montreal?

    Yes. Cheapflights offers flight deals from Colorado to Montreal 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 Colorado to Montreal?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Montreal (average of $270). Flying from Colorado to Montreal in July is currently the most expensive (average of $409). 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 Colorado to Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Colorado to Montreal

Discover the top 5 airlines that operate flights from Colorado to Montreal. 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 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$109Average$425FlexibilityNo cancel feeOn-time60%
DeltaCheapest$211Average$451FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$227Average$532FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$259Average$551FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$452Average$606FlexibilityNo cancel feeOn-time71%

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