$144+ Cheap flights from Denver (DEN) to Montreal (YMQ)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YMQ
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Montreal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Denver Intl to Montreal are usually found in January or February, booked 27 days in advance, depart on a Tuesday or Thursday and return on a Thursday
Cheap flight deals from Denver to Montreal
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to MontrealExplore the most affordable flight options available from Denver to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Denver to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Sat 10/38:00 pm -
1 stop17h 20m
Deal found 9/8![WestJet logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/31:07 pm -
2 stops15h 58m
Sat 10/108:00 pm -
1 stop17h 20m
Deal found 9/9![Multiple Airlines logo]()
$383
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:15 pm -
1 stop9h 30m
Sat 10/176:45 am -
2 stops30h 35m
Deal found 9/8![WestJet logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Sat 10/37:15 am -
2 stops18h 33m
Deal found 9/8![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/3012:42 pm -
2 stops16h 23m
Sat 10/38:00 pm -
1 stop17h 20m
Deal found 9/8![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 9/1812:15 pm -
1 stop9h 30m
Mon 9/217:15 am -
2 stops28h 28m
Deal found 9/5![Multiple Airlines logo]()
$420
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:15 pm -
1 stop9h 30m
Tue 9/225:45 pm -
2 stops43h 35m
Deal found 9/6![WestJet logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Fri 10/26:45 am -
2 stops31h 26m
Deal found 9/8![Multiple Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/131:07 pm -
2 stops15h 58m
Sat 10/178:00 pm -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$435
Best flights from Denver to MontrealDiscover carefully curated flight deals from Denver to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Denver to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:38 pm -
2 stops26h 49m
Mon 11/167:48 pm -
1 stop16h 30m
Deal found 9/6![Delta logo]()
$609
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:09 pm -
1 stop15h 35m
Thu 10/295:34 pm -
1 stop16h 59m
Deal found 9/4![American Airlines logo]()
$612
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:15 pm -
2 stops26h 30m
Sun 10/46:45 am -
2 stops30h 35m
Deal found 9/4![WestJet logo]()
$620
This Air Canada deal was found by Cheapflights users on 9/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:40 am -
Nonstop3h 49m
Tue 10/208:15 am -
Nonstop4h 16m
Deal found 9/4![Air Canada logo]()
$738
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:56 pm -
1 stop10h 59m
Sat 10/311:25 pm -
2 stops11h 04m
Deal found 9/4![United Airlines logo]()
$844
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 1/187:00 am -
1 stop9h 50m
Thu 1/217:00 am -
2 stops17h 33m
Deal found 9/8![Delta logo]()
$665
This Delta deal was found by Cheapflights users on 9/5. 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.
Mon 12/75:30 pm -
1 stop13h 18m
Sun 12/137:10 am -
1 stop7h 11m
Deal found 9/5![Delta logo]()
$741
This United Airlines deal was found by Cheapflights users on 9/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:40 am -
Nonstop3h 49m
Sat 10/101:05 pm -
1 stop7h 04m
Deal found 9/4![United Airlines logo]()
$861
This Delta deal was found by Cheapflights users on 9/5. 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 12/87:05 am -
1 stop9h 49m
Sun 12/137:10 am -
1 stop7h 11m
Deal found 9/5![Delta logo]()
$741
This Delta deal was found by Cheapflights users on 9/5. 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.
Wed 12/27:05 am -
1 stop9h 49m
Fri 12/47:10 am -
1 stop7h 11m
Deal found 9/5![Delta logo]()
$741
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/19:30 am -
2 stops12h 20m
Wed 10/1412:50 pm -
1 stop6h 42m
Deal found 9/8![Delta logo]()
$801
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:20 am -
2 stops13h 02m
Tue 10/207:00 am -
1 stop10h 13m
Deal found 9/4![Delta logo]()
$841
Last-minute flights from Denver to MontrealDiscover last-minute flight deals from Denver to Montreal. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Montreal. Data last updated September 9, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:15 pm -
1 stop9h 30m
Tue 9/225:45 pm -
2 stops43h 35m
Deal found 9/6![WestJet logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 9/1812:15 pm -
1 stop9h 30m
Mon 9/217:15 am -
2 stops28h 28m
Deal found 9/5![Multiple Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Sat 10/38:00 pm -
1 stop17h 20m
Deal found 9/8![WestJet logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Sat 10/37:15 am -
2 stops18h 33m
Deal found 9/8![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/2712:15 pm -
1 stop16h 50m
Fri 10/26:45 am -
2 stops31h 26m
Deal found 9/8![Multiple Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/3012:42 pm -
2 stops16h 23m
Sat 10/38:00 pm -
1 stop17h 20m
Deal found 9/8![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/31:07 pm -
2 stops15h 58m
Sat 10/108:00 pm -
1 stop17h 20m
Deal found 9/9![Multiple Airlines logo]()
$383
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:15 pm -
1 stop9h 30m
Sat 10/176:45 am -
2 stops30h 35m
Deal found 9/8![WestJet logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/131:07 pm -
2 stops15h 58m
Sat 10/178:00 pm -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$435
One-way flights from Denver to MontrealSearch for one-way flight options from Denver to Montreal. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Denver to Montreal. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:15 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![WestJet logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Thu 10/1512:15 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![WestJet logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sun 10/412:15 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![WestJet logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/1710:44 pm -
2 stops19h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/1310:44 pm -
3 stops23h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$175
This FlightHub deal was found by Cheapflights users on 9/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:15 pm -
1 stop26h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![WestJet logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Fri 10/162:10 pm -
2 stops14h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/146:57 pm -
3 stops45h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/2110:38 am -
3 stops18h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/710:38 am -
3 stops18h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$195
Find flight deals from Denver to Montreal
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $382 (Kiwi.com) |
One-way from | $144 (Trip.com) |
Popular in | September |
Cheapest in | January |
Average price | $836 |
Good round-trip deal | $772 or less |
Good one-way deal | $416 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver 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 7,457,451 searches. Data last updated September 9, 2026.
Use the filters below to find and compare flights from Denver to Montreal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Fri 9/18
12:15 pm-4:45 pm
2 stops26h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Wed 10/21
10:38 am-7:05 am
3 stops18h 27m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$192
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Thu 11/5
9:10 am-4:30 pm
3 stops29h 20m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$240
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Mon 10/5
7:30 am-7:05 am
3 stops21h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$265
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Sat 10/17
1:00 pm-8:31 am
1 stop17h 31m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$268
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Fri 9/25
12:15 pm-1:07 pm
2 stops22h 52m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$270
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Tue 9/29
7:00 am-6:53 pm
1 stop9h 53m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$280
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Fri 10/16
5:25 pm-8:32 am
1 stop13h 07m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$288
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Mon 11/30
8:15 am-7:35 pm
1 stop9h 20m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$292
DenverMontreal
DEN Denver Intl - YUL Montreal Pierre Elliott Trudeau Intl
DENYUL
Denver Intl
Thu 10/8
2:10 pm-9:12 pm
3 stops29h 02m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$304
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Denver to Montreal
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Montreal in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Montreal flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Montreal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Montreal
Have a flexible travel schedule? Discover the best time to fly to Montreal from Denver with our price prediction graph.
DEN-YMQ
DEN-YUL
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 Denver to Montreal
DEN-YMQ
DEN-YUL
What is the cheapest month to book a flight from Denver to Montreal?
Currently, January is the cheapest month in which you can book a flight from Denver to Montreal (average of $482). Flying from Denver to Montreal in September is currently the most expensive (average of $836). 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 DEN to YMQ?
Find hourly flight availability from Denver 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 September 9, 2026.
When flying from Denver 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 Denver to Montreal
Explore weekly flight availability from Denver 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 September 9, 2026.
The most flights from DEN to YMQ are scheduled on a Monday (5 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Denver to Montreal?
Airfare is below average for this route at the moment.
Denver to Montreal flights typically cost between $739 and $922 in September.The cheapest round-trip price found within the last 5 days was $382 on WestJet (Sep 27-Oct 3).
How far ahead should I book a flight from Denver to Montreal?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Montreal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 September 9, 2026.
See what other customers who have flown with United Airlines and Air Canada from Denver to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Related info for your journey
Find useful and relevant information for your journey from Denver to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip to Montreal by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Montreal
Explore flights to Montreal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
Denver and Montreal flights
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Top 2 airlines flying from Denver to Montreal
Discover the top 2 airlines that operate flights from Denver 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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$224 | Average$677 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$260 | Average$697 | FlexibilityNo cancel fee | On-time69% |