Cheap Flights from Washington D.C. to Montreal from S$ 158

Frequently Asked Questions

• Which airlines offer the cheapest flights from Washington D.C. (WAS) to Montreal (YMQ)?

  Based on Trip.com data, Air Canada offers one-way fares as low as S$ 158 on Cheapest nonstop routes (e.g. IAD to YUL on Fri, Aug 7), while Air Canada offers Cheapest nonstop round-trips from S$ 346 departing on Sat, Aug 22 and returning on Wed, Aug 26.

• Which airlines offer direct flights from Washington D.C. to Montreal?

  At the moment, you can catch a direct flight from Washington D.C. to Montreal with the following airlines, including: Air Canada Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Washington D.C. (WAS) to Montreal (YMQ)?

  It takes about 1 hour 47 minutes to fly from Washington D.C. (WAS) to Montreal (YMQ).

• When is the best time to book flights from Washington D.C. to Montreal?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Washington D.C. to Montreal is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Washington D.C. to Montreal?

  Based on Trip.com data in the past 4 weeks, there is 84 flight per week flying from Washington D.C. to Montreal. You can check the weekly schedule for popular airlines on this route below: Air Canada: S/M/T/W/T/F/S -- AC8822 (10:46) Air Canada: S/M/T/W/T/F/S -- AC8724 (10:07)

• How can I find the best deals on flights from Washington D.C. to Montreal?

  To find best deals on flights from Washington D.C. to Montreal, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Aug 7, with one-way flights priced at just S$ 158.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Canada.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Montreal travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Washington D.C. to Montreal to get the best price?

  The cheapest months to fly from Washington D.C. to Montreal is November, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Washington D.C. to Montreal?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Washington D.C. to Montreal on July 28, 2026 with Porter Airlines, with prices starting at S$ 166.

• Which airports can I fly through when travelling to Montreal from Washington D.C.?

  You can land at any one of the following hubs in Montreal, with Ronald Reagan Washington National Airport to Montréal-Pierre Elliott Trudeau International Airport (DCA-YUL) is by far the most common option on this route: Montréal-Pierre Elliott Trudeau International Airport (YUL) Montreal Metropolitan Airport (YHU) Montréal-Mirabel International Airport (YMX).

• What is the time difference between Washington D.C. and Montreal?

  The time difference between Montreal and Washington D.C. is 0h.

• How can I change or cancel my flight ticket from Washington D.C. to Montreal?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.