Cheap flights from Washington, D.C. Reagan-National Airport to Montreal from C$ 219

The month of April is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Reagan-National Airport, with most prices found around C$ 497. The month of February is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. Reagan-National Airport averaging around C$ 519.

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday when prices can be found for as low as C$ 532. 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 Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,002.

In the morning is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 578. 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$ 850. 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 Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl flight prices

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Reagan-National Airport 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$ 589 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 Washington, D.C. Reagan-National Airport for as low as C$ 518 on momondo.

There is only 1 cabin class available to choose from on Washington, D.C. Reagan-National Airport 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.

You could potentially save up to 6% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flight.

As of June 2026, prices for Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

6 flights are operational daily from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport as of June 2026. The most popular departure time for this route is 9:00a.m., with 64% of flights per day taking off at noon.

As of June 2026, there are 42 flights per week flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.