Cheap flights from the United States to Montreal from C$ 162

The month of January is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from United States, with most prices found around C$ 494. The month of February is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from United States averaging around C$ 516.

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Sunday when prices can be found for as low as C$ 174. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from United States because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 270.

In the evening is the cheapest time of day to fly from United States to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 181. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around C$ 330. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl for the best United States - Montreal Pierre Elliott Trudeau Intl flight prices

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from United States 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 C$ 477 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 United States for as low as C$ 285 on momondo.

There are 4 cabin classes available to choose from on United States 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.

Air Canada, Delta, and United Airlines are the most popular carriers operating from United States to Montreal Pierre Elliott Trudeau Intl

Air Canada, Porter Airlines and Air Transat are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from United States according to our data. Air Canada is the first choice among our users, with 57% of people opting to fly with this airline when travelling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 7 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 18% of flights between United States and Montreal have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

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

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

According to our data, Air Canada Rouge has had the least delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

As of September 2026, there are 114 flights per day flying from United States to Montreal Pierre Elliott Trudeau Intl Airport. The most common time of day flights depart is 12:00p.m., with 39% of flights taking off at noon.

As of September 2026, there are 802 flights per week flying from United States to Montreal Pierre Elliott Trudeau Intl Airport. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.