Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Philadelphia from C$ 272

The cheapest month to fly to Philadelphia from Montreal Pierre Elliott Trudeau Intl Airport is in August. Flight prices, which tend to average around C$ 531, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Montreal Pierre Elliott Trudeau Intl Airport averaging around C$ 545.

Our data shows that Saturday is the least expensive day to fly to Philadelphia. Tickets to fly out on this day can be as low as C$ 642. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Philadelphia on a Monday will generally be more expensive and average around C$ 809. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to Philadelphia in the evening for as low as C$ 614. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around C$ 769. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Philadelphia from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around C$ 602 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 475 on momondo.

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

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

Air Canada, Porter Airlines and Delta are the top three most popular airlines that fly to Philadelphia from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Philadelphia. Keep in mind that there are 7 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

5 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to Philadelphia as of October 2026. The most popular departure time for this route is 4:00p.m., with 70% of flights per day taking off in the afternoon.

As of October 2026, there are 38 flights per week flying from Montreal Pierre Elliott Trudeau Intl Airport to Philadelphia. The most common day of the week flights depart is Thu, with 26% of flights taking off on this day.