Cheap flights from Denver to Montreal from $153

The cheapest month to fly to Montreal from Denver is in November. Flight prices, which tend to average around $490, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of November, then departing from Denver during the month May is also very affordable. Most momondo users find prices during this month for around $503.

The cheapest day to depart from Denver to Montreal is on a Tuesday when prices can be found for as low as $715. Flights from Denver to Montreal on a Friday will generally be more expensive and average around $847. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Montreal is in the afternoon. Flights from Denver to Montreal during this time can be as low as $583. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $776 per ticket.

Fly from Denver Intl to Montreal Pierre Elliott Trudeau Intl for the best Denver Intl - Montreal flight prices

You are more likely to see cheaper flights to Montreal from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $504 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Denver for as low as $362 on momondo.

There are 3 cabin classes available to choose from on Denver to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 7% on your flight if you consider stops on a Denver to Montreal flight.

As of April 2026, prices for Denver to Montreal flights are approximately 41% cheaper when compared to flights at the same time last year.

WestJet, Delta, and Air Canada are the most popular carriers operating from Denver Intl to Montreal

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to Montreal from Denver according to our data. Air Canada is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Montreal. Keep in mind that there are 3 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.

Calgary (YYC) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

Flights via Toronto (YYZ) offer the lowest average round-trip price of $707.

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 6h 27m.

Toronto (YYZ) has the shortest average layover time for this route: 2h 23m.

As of April 2026, 3 flights take off from Denver and land in Montreal each day. The most common flight departure time for this route is 11:00AM, with 100% of daily flights taking off at noon.

21 flights are operational weekly from Denver to Montreal as of April 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.