Cheap flights from Washington, D.C. to Montreal from C$ 137
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Montreal departing on 25/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Porter Airlines flights from Washington, D.C. to Montreal
Our best Porter Airlines deals on Washington, D.C. to Montreal flight tickets
Air Canada flights from Washington, D.C. to Montreal
Our best Air Canada deals on Washington, D.C. to Montreal flight tickets
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How to get the cheapest flight ticket from Washington, D.C. to Montreal
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Montreal?
The cheapest month to fly to Montreal from Washington, D.C. is in March. Flight prices, which tend to average around C$ 486, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Montreal from Washington, D.C. during February instead. Flights to Montreal in February, while not as cheap as those in March, still average around C$ 495.
What is the cheapest day to depart on your flight to Montreal?
Our data shows that Tuesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 417. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to Montreal for around C$ 702.
What is the cheapest time of day to depart on your flight to Montreal?
Our data shows that the cheapest Washington, D.C. to Montreal flights are usually those with departure times in the afternoon. Our users have found flights to Montreal in the afternoon for as low as C$ 523. Flights in the morning are often more expensive with an average ticket price of C$ 556.
What is the cheapest Washington, D.C. to Montreal flight route?
Fly from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl for the best Washington, D.C. - Montreal flight prices
How far in advance should I book a flight to Montreal?
You are more likely to see cheaper flights to Montreal from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 488 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Washington, D.C. for as low as C$ 369 on momondo.
What cabin class options are available on Washington, D.C. to Montreal flights?
There are 2 cabin classes available to choose from on Washington, D.C. to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Washington, D.C. to Montreal flights?
No. A direct flight is the cheapest option for a flight between Washington, D.C. to Montreal.
How have Washington, D.C. to Montreal flight prices changed over time?
As of July 2025, prices for Washington, D.C. to Montreal flights are approximately 28% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Washington, D.C. to Montreal?
Porter Airlines, Air Canada, and Delta are the most popular carriers operating from Washington, D.C. to Montreal
Which airlines fly to Montreal?
Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to Montreal from Washington, D.C. according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Montreal. Keep in mind that there are 3 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. to Montreal on average per day?
As of July 2025, there are 15 flights per day flying from Washington, D.C. to Montreal. The most common time of day flights depart is 9:00a.m., with 62% of flights taking off in the afternoon.
How many flights depart from Washington, D.C. to Montreal on average per week?
As of July 2025, 110 flights take off from Washington, D.C. and land in Montreal each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
When to book flights from Washington, D.C. to Montreal
Cheap Washington, D.C. to Montreal (WAS to YMQ) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Montreal
How far is Washington, D.C. to Montreal by plane?
Montreal is 786.1 km away from Washington, D.C.. Typically, this will take 1h 45m by plane in normal conditions.
When did momondo last update prices for flights from Washington, D.C. to Montreal?
Prices for flights from Washington, D.C. to Montreal refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Montreal?
As of July 2025, there are 3 operators available to choose from for flights from Washington, D.C. to Montreal.
How old do you have to be to fly from Washington, D.C. to Montreal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Montreal.
What documentation or ID do you need to fly to Montreal?
The travel and health documents required for your trip to Montreal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Washington, D.C. to Montreal?
Based on momondo bookings for flights between Washington, D.C. and Montreal, the leading plane model is Embraer 175 (Enhanced Winglets), making up 37.64% of the total bookings. Other popular models include Embraer 175 with 25.36%, Canadair (Bombardier) Regional Jet 900 with 6.09%, and Boeing 777 with 5.05%.
What is the most popular airline from Washington, D.C. to Montreal?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Montreal is Air Canada, representing 56% of all bookings. The subsequent popular airline is Porter Airlines at 44%.
Best airlines flying from Washington, D.C. to Montreal
Compare and see reviews for airlines that fly from Washington, D.C. to Montreal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 193 | Free Cancellation | Rating 7.1 9,691 reviews | |||
| PriceFrom C$ 323 | Free Cancellation | Rating 8.0 303 reviews | |||
| PriceFrom C$ 466 | Free Cancellation | Rating 7.2 2,922 reviews |
Air Canada Flights From Washington, D.C. to Montreal
Air Canada is one of the most popular airlines flying from Washington, D.C. to Montreal, operating 41 flights/week on average for this route. A good Air Canada flight deal for Washington, D.C. to Montreal starts from C$ 141 round-trip, up to an average price of C$ 371. Our users have rated Air Canada at 7.1/10.
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Montreal?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Montreal for you.
Can I find flights from Washington, D.C. to Montreal with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Washington, D.C. to Montreal flights to just show those with flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Montreal?
Once you have performed a search for Washington, D.C. to Montreal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Washington, D.C. to Montreal right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Washington, D.C. to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.