Cheap flights from Montreal to Washington, D.C. from C$ 254
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Washington, D.C. departing on 21/11. 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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Fly from
Fly to
Route
Depart
Return
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 29/10
6:25 p.m.-8:23 p.m.
Nonstop1h 58m
Washington, D.C. Dulles Intl
Sun 1/11
9:55 a.m.-11:38 a.m.
Nonstop1h 43m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Tue 24/11
4:10 p.m.-10:38 p.m.
1 stop6h 28m
Washington, D.C. Reagan-National
Wed 2/12
12:55 p.m.-6:43 p.m.
1 stop5h 48m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
12:44 p.m.-8:41 p.m.
1 stop7h 57m
Washington, D.C. Reagan-National
Tue 15/12
7:20 p.m.-11:33 p.m.
1 stop4h 13m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
7:00 a.m.-12:59 p.m.
1 stop5h 59m
Washington, D.C. Reagan-National
Sat 12/12
6:00 a.m.-11:59 a.m.
1 stop5h 59m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl
YULIAD
Montreal Pierre Elliott Trudeau Intl
Fri 23/10
9:00 a.m.-3:10 p.m.
1 stop6h 10m
Washington, D.C. Dulles Intl
Sun 25/10
11:20 a.m.-4:00 p.m.
1 stop4h 40m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Tue 24/11
7:00 a.m.-12:29 p.m.
1 stop5h 29m
Washington, D.C. Reagan-National
Tue 24/11
4:05 p.m.-5:55 p.m.
Nonstop1h 50m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Tue 17/11
7:00 a.m.-12:29 p.m.
1 stop5h 29m
Washington, D.C. Reagan-National
Tue 17/11
4:05 p.m.-5:55 p.m.
Nonstop1h 50m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 24/10
6:30 a.m.-10:45 a.m.
1 stop4h 15m
Washington, D.C. Dulles Intl
Sun 25/10
11:20 a.m.-4:00 p.m.
1 stop4h 40m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Fri 25/12
7:00 a.m.-6:44 p.m.
1 stop11h 44m
Washington, D.C. Reagan-National
Thu 31/12
11:05 a.m.-12:46 p.m.
Nonstop1h 41m
MontrealWashington, D.C.
YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National
YULDCA
Montreal Pierre Elliott Trudeau Intl
Mon 21/12
7:00 a.m.-2:30 p.m.
1 stop7h 30m
Washington, D.C. Reagan-National
Wed 30/12
4:00 p.m.-5:50 p.m.
Nonstop1h 50m
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Montreal to Washington, D.C.
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 typical price of a round-trip flight between Montreal and Washington, D.C.?
Prices are currently low for flights on this route.
Typical prices usually range from C$ 445 to C$ 774.The lowest price recently found on this route was C$ 422.
What is the cheapest month to fly to Washington, D.C.?
If you aren’t able to travel during the month of February, then book flights to Washington, D.C. from Montreal during January instead. Flights to Washington, D.C. in January, while not as cheap as those in February, still average around C$ 477.
What is the cheapest day to depart on your flight to Washington, D.C.?
The cheapest day to depart from Montreal to Washington, D.C. is on a Friday. Travellers who choose to depart for Washington, D.C. on a Friday will often find tickets for as low as C$ 727. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 1,083.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
In the afternoon is the cheapest time of day to fly from Montreal to Washington, D.C. when you can find flight prices for as low as C$ 807. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Washington, D.C., so prices are often more expensive at around C$ 913 per ticket.
What is the cheapest Montreal to Washington, D.C. flight route?
Fly from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Reagan-National for the best Montreal - Washington, D.C. flight prices
What cabin class options are available on Montreal to Washington, D.C. flights?
There are 4 cabin classes available to choose from on Montreal to Washington, D.C. 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 Montreal to Washington, D.C. flights?
You could potentially save up to 13% on your flight if you consider stops on a Montreal to Washington, D.C. flight.
What is the cheapest airline that flies from Montreal to Washington, D.C.?
Delta, United Airlines, and Air Canada are the most popular carriers operating from Montreal to Washington, D.C.
Which airlines fly to Washington, D.C.?
Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Washington, D.C. from Montreal according to our data. Air Canada is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.
How many flights depart from Montreal to Washington, D.C. on average per day?
As of October 2026, there are 16 flights per day flying from Montreal to Washington, D.C.. The most common time of day flights depart is 9:00a.m., with 52% of flights taking off in the afternoon.
How many flights depart from Montreal to Washington, D.C. on average per week?
As of October 2026, there are 117 flights per week flying from Montreal to Washington, D.C.. 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 Montreal to Washington, D.C.
Cheap Montreal to Washington, D.C. (YMQ to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Montreal to Washington, D.C.
Frequently asked questions about flying from Montreal to Washington, D.C.
How far is Montreal to Washington, D.C. by plane?
Washington, D.C. is 786.1 km away from Montreal. Flights usually cover this in 1h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Montreal to Washington, D.C.?
Prices for flights from Montreal to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Washington, D.C.?
There are 4 operators available for flights from Montreal to Washington, D.C. as of October 2026.
How old do you have to be to fly from Montreal to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. 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 Washington, D.C.. 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 Montreal to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Montreal to Washington, D.C. is Embraer 175 (Enhanced Winglets) (29.76% of total bookings). The next most popular plane models are Embraer 175 (19.92%), Boeing 777-300ER (10.88%), and Airbus A330-200 (5.86%).
What is the most popular airline from Montreal to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to Washington, D.C. is Air Canada (93% of total bookings). The next most popular airline is Porter Airlines (7%).
Best airlines flying from Montreal to Washington, D.C.
Compare and see reviews for airlines that fly from Montreal to Washington, D.C. with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 309 | Free Cancellation | Rating 8.0 468 reviews | |||
| PriceFrom C$ 343 | Free Cancellation | Rating 7.8 8,653 reviews | |||
| PriceFrom C$ 362 | Free Cancellation | Rating 7.1 11,758 reviews | |||
| PriceFrom C$ 418 | Free Cancellation | Rating 7.4 10,350 reviews |
United Airlines Flights From Montreal to Washington, D.C.
Across 48 United Airlines flights from Montreal to Washington, D.C. this week, the average price was C$ 729, with the best United Airlines deals starting from C$ 418 round-trip. 10,350 users have rated United Airlines on momondo, with an average score of 7.4/10.
Air Canada Flights From Montreal to Washington, D.C.
Air Canada (7.1/10 from 11,758 reviews) operates around 48 flights from Montreal to Washington, D.C. in any given week. The average Air Canada airfare for this route is around C$ 524, with deals from around C$ 362 rare but found on momondo. Referenced prices are for round-trip Montreal to Washington, D.C. flight searches in the last 72 hours.
Travelling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Montreal to Washington, D.C.?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Montreal to Washington, D.C. with flexible booking policies on momondo?
momondo does allow users to show only those flights to Washington, D.C. from Montreal which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Montreal to Washington, D.C.?
momondo helps you find the best flight between Montreal and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Montreal to Washington, D.C. right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Montreal to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.