Cheap flights from Washington, D.C. to Montreal from $100
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 9/25. 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 $356, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of March, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $362.
What is the cheapest day to depart on your flight to Montreal?
The cheapest day to depart from Washington, D.C. to Montreal is on a Thursday when prices can be found for as low as $582. Flights from Washington, D.C. to Montreal on a Monday will generally be more expensive and average around $832. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Montreal?
Our most recent data shows that the best time of day to fly to Montreal is at noon. Flights from Washington, D.C. to Montreal during this time can be as low as $593. In the afternoon is when there is more demand to fly to Montreal, so prices are often more expensive at around $698 per ticket.
What is the cheapest Washington, D.C. to Montreal flight route?
Fly from Washington, D.C. Reagan-National 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 $357 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 $270 on momondo.
What cabin class options are available on Washington, D.C. to Montreal flights?
There are 4 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
What airlines fly to Montreal?
Air Canada, United Airlines and Porter Airlines 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 59% of people opting to fly with this airline when traveling to Montreal. Keep in mind that there are 5 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 9:00AM, 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, there are 110 flights per week flying from Washington, D.C. to Montreal. The most common day of the week flights depart is Mon, with 15% of 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?
Washington, D.C. and Montreal are 488.5 mi apart from one another. By plane, this route typically takes 1h 45m.
When did momondo last update prices for flights from Washington, D.C. to Montreal?
Prices for flights from Washington, D.C. to Montreal were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Montreal?
As of July 2025, there are 5 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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Montreal is Air Canada (59% of total bookings). The next most popular airlines are United Airlines (32%), Porter Airlines (8%), and Delta (1%).
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 $143 | Free Cancellation | Rating 7.1 9,691 reviews | |||
| PriceFrom $212 | Free Cancellation | Rating 8.0 7,954 reviews | |||
| PriceFrom $223 | Free Cancellation | Rating 7.4 8,842 reviews | |||
| PriceFrom $247 | Free Cancellation | Rating 8.0 303 reviews | |||
| PriceFrom $367 | Free Cancellation | Rating 7.2 2,922 reviews |
United Airlines Flights From Washington, D.C. to Montreal
United Airlines flies from Washington, D.C. to Montreal around 41 times per week, with 8,842 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. to Montreal in the last 72 hours was $223 (round-trip), much lower than the average airfare cost of $468 for United Airlines flights on this route.
Air Canada Flights From Washington, D.C. to Montreal
Air Canada is also a popular choice for this route. Air Canada flight deals for Washington, D.C. to Montreal start from as low as $143 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $376. Air Canada operates 41 flights to Montreal from Washington, D.C. in an average week. Users have rated it 7.1/10 across 9,691 reviews.
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Montreal?
Finding the right flight to Montreal from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.
Can I find flights from Washington, D.C. to Montreal with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Montreal from Washington, D.C. with this policy.
How can momondo help me find flights from Washington, D.C. to Montreal?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Montreal.
I’m not ready to book a flight from Washington, D.C. to Montreal right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Montreal, momondo offers a useful price alert feature which will track prices for flights to Montreal from Washington, D.C. and alert you when they change.