Cheap flights from District of Columbia to Montreal from C$ 146

The month of April is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from District of Columbia, with most prices found around C$ 477. The month of November is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from District of Columbia averaging around C$ 491.

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Friday when prices can be found for as low as C$ 515. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 977.

In the morning is the cheapest time of day to fly from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 539. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around C$ 781. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl for the best District of Columbia - Montreal Pierre Elliott Trudeau Intl flight prices

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from District of Columbia 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$ 483 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 District of Columbia for as low as C$ 394 on momondo.

There are 2 cabin classes available to choose from on District of Columbia to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

The number of flights available between District of Columbia and Montreal Pierre Elliott Trudeau Intl Airport is 14 per day as of February 2026. The most frequent departure time is 5:00p.m., with 60% of daily flights leaving in the afternoon.

101 flights are operational weekly from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport as of February 2026. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.