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$133+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YMQ
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap 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 February 6, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Mon 3/211:59 pm
DEN
-
YUL
1 stop22h 31m
Multiple Airlines
Mon 3/98:00 am
YUL
-
DEN
2 stops34h 37m
Multiple Airlines
Deal found 2/2$357
This Kiwi.com deal was found by Cheapflights users on 2/4. 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 4/166:15 am
DEN
-
YUL
2 stops14h 30m
Multiple Airlines
Tue 4/214:35 pm
YUL
-
DEN
1 stop23h 57m
Multiple Airlines
Deal found 2/4$377
This American Airlines deal was found by Cheapflights users on 2/6. 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 4/115:44 pm
DEN
-
YUL
1 stop16h 00m
American Airlines
Tue 4/1412:30 pm
YUL
-
DEN
1 stop13h 29m
American Airlines
Deal found 2/6$390
This American Airlines deal was found by Cheapflights users on 2/5. 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.
Fri 4/175:44 pm
DEN
-
YUL
1 stop16h 00m
American Airlines
Tue 4/2112:30 pm
YUL
-
DEN
1 stop12h 10m
American Airlines
Deal found 2/5$403
This American Airlines deal was found by Cheapflights users on 2/5. 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.
Fri 4/175:44 pm
DEN
-
YUL
1 stop16h 00m
American Airlines
Mon 4/2012:30 pm
YUL
-
DEN
1 stop12h 10m
American Airlines
Deal found 2/5$410
This Kiwi.com deal was found by Cheapflights users on 2/6. 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.
Sun 4/267:15 am
DEN
-
YUL
2 stops21h 45m
Multiple Airlines
Wed 4/294:35 pm
YUL
-
DEN
1 stop17h 46m
Multiple Airlines
Deal found 2/6$415
This Delta deal was found by Cheapflights users on 2/5. 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.
Tue 3/175:55 pm
DEN
-
YUL
1 stop12h 35m
Delta
Mon 3/237:30 pm
YUL
-
DEN
1 stop16h 36m
Delta
Deal found 2/5$430
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Tue 3/2410:30 pm
DEN
-
YUL
2 stops24h 08m
Multiple Airlines
Wed 4/154:35 pm
YUL
-
DEN
1 stop17h 46m
Multiple Airlines
Deal found 2/5$437
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/412:56 pm
DEN
-
YUL
2 stops16h 09m
Multiple Airlines
Sun 3/84:35 pm
YUL
-
DEN
1 stop17h 45m
Multiple Airlines
Deal found 2/3$438
This Kiwi.com deal was found by Cheapflights users on 2/5. 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.
Sat 4/46:00 am
DEN
-
YUL
1 stop16h 30m
Multiple Airlines
Sat 4/118:00 am
YUL
-
DEN
2 stops26h 09m
Multiple Airlines
Deal found 2/5$439
This United Airlines deal was found by Cheapflights users on 2/3. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:55 pm
COS
-
YUL
2 stops18h 21m
United Airlines
Wed 3/46:00 am
YUL
-
COS
1 stop6h 55m
United Airlines
Deal found 2/3$574
This American Airlines deal was found by Cheapflights users on 2/6. 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.
Fri 2/274:49 pm
COS
-
YUL
2 stops20h 15m
American Airlines
Wed 3/47:12 am
YUL
-
COS
2 stops15h 26m
American Airlines
Deal found 2/6$579

Find flight deals from Colorado to Montreal

Keep the following information in mind while searching for Colorado to Montreal flight deals. Data was last updated February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$357
(Kiwi.com)

One-way from

$133
(Kiwi.com)

Popular in

September

Cheapest in

May

Average price

$605

Good round-trip deal

$597 or less

Good one-way deal

$342 or less
Provider with most accurate pricing for Denver Intl-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Montreal (YMQ) flights.
Search Deals
From Colorado to Montreal (YMQ)
Search Deals
One-way flight from Colorado to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 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 Colorado to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Colorado to Montreal (YMQ).
Search Deals

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 February 6, 2026.
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

Mon 3/2

11:59 pm-12:30 am

1 stop22h 31m

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

4:35 pm-8:20 am

1 stop17h 45m

$384

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 3/26

11:59 pm-12:30 am

1 stop22h 31m

Montreal Pierre Elliott Trudeau Intl

Mon 3/30

8:00 am-9:49 pm

2 stops15h 49m

$455

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Mon 3/2

11:15 am-4:58 pm

Nonstop3h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

5:25 pm-7:55 pm

Nonstop4h 30m

$477

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 4/9

8:45 am-9:03 pm

1 stop10h 18m

Montreal Pierre Elliott Trudeau Intl

Mon 4/13

5:35 pm-7:55 pm

Nonstop4h 20m

$482

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Fri 5/1

9:25 am-8:48 pm

1 stop9h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:30 am-5:00 pm

1 stop11h 30m

$488

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Mon 3/16

11:55 pm-11:13 pm

2 stops21h 18m

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

7:30 pm-10:06 am

1 stop16h 36m

$495

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 3/11

7:05 am-3:20 pm

1 stop6h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

3:45 pm-8:47 am

1 stop19h 02m

$498

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Wed 3/18

12:55 am-11:37 am

1 stop8h 42m

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

7:30 pm-10:06 am

1 stop16h 36m

$502

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 3/26

5:30 pm-1:53 am

1 stop6h 23m

Montreal Pierre Elliott Trudeau Intl

Mon 3/30

10:10 am-4:38 pm

1 stop8h 28m

$505

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Thu 4/23

7:50 pm-4:05 pm

1 stop18h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

9:15 am-12:45 pm

1 stop29h 30m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 26 results
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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, August is the cheapest month in which you can book a flight from Colorado to Montreal (average of $109). Flying from Colorado to Montreal in December is currently the most expensive (average of $353). 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 February 6, 2026.

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 February 6, 2026.

The most flights from USCO to YMQ are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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.

  • How long is the flight from Colorado to Montreal?

    A quick flight from Colorado to Montreal can take about 3h 43m. Air Canada provides one of the quickest options available for as low as $477. There are 1606 mi between Colorado and Montreal. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $168 on Air Canada. Other airlines that offer cheap prices include United Airlines from $213 and Delta from $250 one-way.

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

    Consider Brussels Airlines (69%), Air Canada (68%) or United Airlines (68%) 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 $275. While the most popular route (Denver Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for $377 on average, our data indicates $1,242 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, August is the cheapest month in which you can book a flight from Colorado to Montreal (average of $109). Flying from Colorado to Montreal in December is currently the most expensive (average of $353). 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 February 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$109Average$303FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$177Average$515FlexibilityNo cancel feeOn-time67%
DeltaCheapest$206Average$485FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$259Average$482FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$485Average$595FlexibilityNo cancel feeOn-time71%

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