Cheap flights from Montreal to Washington, D.C. from C$ 200
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Montreal to Washington, D.C. are usually found in August or May, booked 44 days in advance, depart on a Thursday or Saturday and return on a Tuesday
Cheap flight deals from Montreal to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 July 2025.
Round-trip from | C$ 330 |
|---|---|
One-way from | C$ 200 |
Popular in | December |
Cheapest in | August |
Average price | C$ 435 |
Good round-trip deal | C$ 462 or less |
Good one-way deal | C$ 268 or less |
Find flight deals from Montreal to Washington, D.C.
Cheapest flights from Montreal to Washington, D.C.Explore the most affordable flight options available from Montreal to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Montreal to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Montreal to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Montreal to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Mon 14/7
10:45 a.m.-2:56 p.m.
1 stop4h 11m
Washington, D.C. Dulles Intl
Mon 21/7
11:35 a.m.-4:00 p.m.
1 stop4h 25m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Fri 18/7
8:15 a.m.-12:03 p.m.
1 stop3h 48m
Washington, D.C. Reagan-National
Tue 22/7
9:40 a.m.-11:29 a.m.
Nonstop1h 49m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 14/8
7:10 p.m.-9:01 p.m.
Nonstop1h 51m
Washington, D.C. Dulles Intl
Mon 18/8
9:35 a.m.-11:30 a.m.
Nonstop1h 55m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Thu 18/9
7:00 a.m.-5:20 p.m.
1 stop10h 20m
Washington, D.C. Reagan-National
Sat 20/9
6:00 a.m.-7:25 p.m.
2 stops13h 25m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Wed 16/7
9:15 a.m.-11:14 a.m.
Nonstop1h 59m
Washington, D.C. Dulles Intl
Tue 29/7
1:03 p.m.-3:00 p.m.
Nonstop1h 57m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 23/8
6:00 a.m.-5:34 p.m.
2 stops11h 34m
Washington, D.C. Dulles Intl
Sat 6/9
9:00 a.m.-8:04 p.m.
2 stops11h 04m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Fri 1/8
5:30 p.m.-10:02 p.m.
1 stop4h 32m
Washington, D.C. Reagan-National
Mon 11/8
6:00 p.m.-9:51 a.m.
1 stop15h 51m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Fri 19/9
6:45 a.m.-6:12 p.m.
2 stops11h 27m
Washington, D.C. Dulles Intl
Mon 22/9
11:35 a.m.-4:00 p.m.
1 stop4h 25m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Tue 26/8
11:00 a.m.-10:56 p.m.
1 stop11h 56m
Washington, D.C. Reagan-National
Wed 3/9
6:30 a.m.-11:16 p.m.
1 stop16h 46m
MontrealBaltimore
YUL - BWI
YULBWI
Montreal Pierre Elliott Trudeau Intl
Wed 30/7
6:00 a.m.-5:19 p.m.
2 stops11h 19m
Baltimore/Washington
Tue 5/8
1:52 p.m.-11:55 p.m.
1 stop10h 03m
Best time to book a flight from Montreal to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Montreal with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Montreal to Washington, D.C.
How far ahead should I book a flight from Montreal to Washington, D.C.?
Use this chart to determine the optimal time to book a round-trip flight from Montreal to Washington, D.C.. Price data was last updated on 27 June 2025.
The best time to book flights from Montreal to Washington, D.C. is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Montreal to Washington, D.C.?
Currently, February is the cheapest month in which you can book a flight from Montreal to Washington, D.C. (average of C$ 256). Flying from Montreal to Washington, D.C. in October is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from YMQ to WAS?
Find hourly flight availability from Montreal to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.
It’s typically best to fly out from Montreal to Washington, D.C. in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying in the evening, which is usually more expensive.
What is the cheapest day to fly from Montreal to Washington, D.C.?
Use this chart to determine the cheapest time to fly round-trip from Montreal to Washington, D.C.. Price data was last updated on 16 December 2024.
Travelers seeking maximum savings on their Montreal to Washington, D.C. flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Montreal to Washington, D.C.
Explore weekly flight availability from Montreal to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.
The most flights from YMQ to WAS are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 3 July 2025.
Get a feel of what it's like to fly with Porter Airlines,Delta, andUnited Airlines from Montreal to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Mary,Jun 2025
FLL - YYZ
Related info for your journey
Find useful and relevant information for your journey from Montreal to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Montreal?
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Alternative routes for Montreal to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Montreal to Washington, D.C.
Discover the top 5 airlines that operate flights from Montreal to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Montreal to Washington, D.C.?
Cheapflights helps you search for flights from Montreal to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Montreal to Washington, D.C.?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Montreal.
Can Cheapflights find flights from Montreal to Washington, D.C. with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Montreal to Washington, D.C., users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Montreal to Washington, D.C. become cheaper?
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