Cheap flights from Detroit to Montreal from $158

The month of January is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Detroit averaging around $412.

The cheapest day to depart from Detroit to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $659. Flights from Detroit to Montreal Pierre Elliott Trudeau Intl Airport on a Wednesday will generally be more expensive and average around $1,085. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from Detroit to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $596. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $925.

Fly from Detroit Metropolitan Wayne County to Montreal Pierre Elliott Trudeau Intl for the best Detroit - Montreal Pierre Elliott Trudeau Intl flight prices

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $575 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from Detroit for as low as $256 on momondo.

There are 4 cabin classes available to choose from on Detroit to Montreal Pierre Elliott Trudeau Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta is the most popular carrier operating from Detroit to Montreal Pierre Elliott Trudeau Intl

Delta, Air Canada and WestJet are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from Detroit according to our data. Delta is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 3 different airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Detroit and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 140 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

The number of flights available between Detroit and Montreal Pierre Elliott Trudeau Intl Airport is 12 per day as of September 2026. The most frequent departure time is 2:00PM, with 52% of daily flights leaving in the afternoon.

89 flights are operational weekly from Detroit to Montreal Pierre Elliott Trudeau Intl Airport as of September 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.