Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Washington to Montreal
The cheapest flights right now
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 41m Return – Dec 13, 2026
direct
1h 59m $584
2 days ago
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 46m Return – Dec 13, 2026
direct
1h 59m $576
2 days ago
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 46m Return – Dec 13, 2026
direct
1h 59m $555
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$300
Average price of a round trip
$422
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
1h49
A flight from Washington to Montreal takes on average 1h49.
Best time
December
According to user searches, the ideal month to go to Montreal is December.
The best flight deals for a weekend
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 41m Return – Dec 13, 2026
direct
1h 59m $584
2 days ago
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 46m Return – Dec 13, 2026
direct
1h 59m $576
2 days ago
Washington – Montreal
Outbound – Dec 10, 2026
direct
1h 46m Return – Dec 13, 2026
direct
1h 59m $555
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Washington to Montreal
Check out our tips for booking your flight to Montreal (Canada) from Washington (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is August, with an average flight ticket price of $129 (calculation over the last two years). The most touristic season corresponds to the months of November, August and October.
For the cheapest flights, it is advisable to buy your ticket at least 20 days before the departure date.
The airline offering the cheapest flight tickets is Porter Airlines. A ticket from the airline Porter Airlines to Montreal costs on average $403.
The airlines that offer the most flights are Air Canada, United Airlines and Air Canada.
Price of flight tickets from Washington to Montreal
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $300 to $521
- The average price of a flight ticket is about $422
- Prices are lowest for stays in the month of August
- The month in which booking a ticket is cheaper is: November
info departure city :
Washington, USA
airports :
Ronald Reagan Washington National Airport (DCA)
Dulles International Airport (IAD)
College Park Airport (CGS)
local time :
Washington is a city in the country USA, the time zone is [[timezone]]. In Washington, it is currently {fromLocalTime}, the temperature is on average 13°C, with a minimum of 9°C and a maximum of 17°C.
The city of Washington (WAS) has 3 airport(s): Ronald Reagan Washington, Dulles and College Park
destination info :
Montreal, Canada
airports :
Mirabel International Airport (YMX)
Montreal-Trudeau International Airport (YUL)
Saint-Hubert Airport (YHU)
local time :
Montreal is in the country Canada, the time zone is [[timezone]]. In Montreal, it is currently {toLocalTime}, the temperature is on average 8°C, with a minimum of 6°C and a maximum of 10°C.
The city of Montreal (YMQ) has 3 airport(s): Mirabel, Montreal-Trudeau and Saint-Hubert
Useful info about Montreal
What is the least touristic period to go to Montreal?
If you want to visit Montreal during the least touristic period, choose the month of December.
What is the most popular time to travel to Montreal?
In Montreal, the most popular month is November. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Washington to Montreal?
According to our data, it is recommended to book your flight 20 days before your departure. If you book your flight ticket 3 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from Washington to Montreal is Saturday.
What are the arrival and destination airports when traveling between Washington and Montreal?
When you leave, you can leave from Ronald Reagan Washington or Dulles, and you will arrive at Montreal-Trudeau or Saint-Hubert.
How to reach Washington airport from the city centre?
The airport Ronald Reagan Washington is located 4 km, Dulles is located 42 km or College Park is located 14 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Washington to Montreal?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Washington and Montreal?
In summer, the average temperature is 20°C in Montreal and 25°C in Washington. The average rainfall in summer is 130 mm in Montreal and 133 mm in Washington. In summer, it is warmer in Washington and it rains less in Montreal. In winter, it is colder in Washington and it rains more in Washington.
