Cheap flights from Montreal to North Keystone

View AU$323 flight on Wed, 13 Aug. 2025Opens in a new window

Popular airlines from Montreal to North Keystone

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • United

    United

  • Delta

    Delta

  • WestJet

    WestJet

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Cheap Flights from Montreal (YMQ) to North Keystone (DEN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, 13 Aug. - Sat, 23 Aug.
YUL
Montreal
DEN
Denver
AU$563 Return, found 1 day ago
AU$563
Return
found 1 day ago
Select Air Canada flight, departing Wed, 13 Aug. from Montreal to Denver, returning Sat, 23 Aug., priced at AU$563 found 1 day ago
United
Wed, 13 Aug. - Sat, 23 Aug.
YUL
Montreal
DEN
Denver
AU$572 Return, found 1 day ago
AU$572
Return
found 1 day ago
Select United flight, departing Wed, 13 Aug. from Montreal to Denver, returning Sat, 23 Aug., priced at AU$572 found 1 day ago
Air Canada
Wed, 13 Aug. - Sat, 23 Aug.
YUL
Montreal
DEN
Denver
AU$573 Return, found 1 day ago
AU$573
Return
found 1 day ago
Select Air Canada flight, departing Wed, 13 Aug. from Montreal to Denver, returning Sat, 23 Aug., priced at AU$573 found 1 day ago
Delta
Fri, 5 Sep. - Fri, 12 Sep.
YUL
Montreal
DEN
Denver
AU$606 Return, found 17 hours ago
AU$606
Return
found 17 hours ago
Select Delta flight, departing Fri, 5 Sep. from Montreal to Denver, returning Fri, 12 Sep., priced at AU$606 found 17 hours ago
American Airlines
Wed, 13 Aug. - Sat, 23 Aug.
YUL
Montreal
DEN
Denver
AU$630 Return, found 1 day ago
AU$630
Return
found 1 day ago
Select American Airlines flight, departing Wed, 13 Aug. from Montreal to Denver, returning Sat, 23 Aug., priced at AU$630 found 1 day ago
WestJet
Fri, 5 Sep. - Fri, 12 Sep.
YUL
Montreal
DEN
Denver
AU$1,005 Return, found 17 hours ago
AU$1,005
Return
found 17 hours ago
Select WestJet flight, departing Fri, 5 Sep. from Montreal to Denver, returning Fri, 12 Sep., priced at AU$1,005 found 17 hours ago

Find the cheapest month to fly from Montreal (YMQ) to Denver (DEN)

September is typically the cheapest month to fly

From AU$402 - AU$1,142 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.