Cheap flights from Denver to Montreal from $149

The cheapest month to fly to Montreal from Denver is in January. Flight prices, which tend to average around $505, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of January, then departing from Denver during the month May is also very affordable. Most momondo users find prices during this month for around $599.

The cheapest day to depart from Denver to Montreal is on a Monday when prices can be found for as low as $851. Flights from Denver to Montreal on a Friday will generally be more expensive and average around $997. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $665 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 $482 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 8% on your flight if you consider stops on a Denver to Montreal flight.

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Calgary (YYC) offer the lowest average round-trip price of $492.

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 9h 30m.

Calgary (YYC) has the shortest average layover time for this route: 6h 23m.

As of October 2026, 4 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.

31 flights are operational weekly from Denver to Montreal as of October 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.