Cheap flights from Montreal to Washington, D.C. Dulles Intl Airport 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.
Cheap flight deals from Montreal to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Dulles Intl (IAD). 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 2 July 2025.
Round-trip from | C$ 331 |
---|---|
One-way from | C$ 200 |
Popular in | June |
Cheapest in | February |
Average price | C$ 541 |
Good round-trip deal | C$ 622 or less |
Good one-way deal | C$ 369 or less |
Find flight deals from Montreal to Dulles Intl
Cheapest flights from Montreal to Dulles IntlExplore the most affordable flight options available from Montreal to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.
Explore the most affordable flight options available from Montreal to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Montreal to Dulles Intl 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 2 July 2025.
Use the filters below to find and compare flights from Montreal to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Tue 26/8
8:55 a.m.-2:56 p.m.
1 stop6h 01m
Washington, D.C. Dulles Intl
Thu 4/9
11:35 a.m.-4:00 p.m.
1 stop4h 25m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Tue 26/8
7:10 p.m.-9:01 p.m.
Nonstop1h 51m
Washington, D.C. Dulles Intl
Mon 29/9
9:35 a.m.-11:28 a.m.
Nonstop1h 53m
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
Tue 26/8
6:00 a.m.-2:31 p.m.
2 stops8h 31m
Washington, D.C. Dulles Intl
Thu 25/9
6:00 a.m.-11:34 a.m.
1 stop5h 34m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Wed 30/7
8:55 a.m.-2:56 p.m.
1 stop6h 01m
Washington, D.C. Dulles Intl
Sun 3/8
9:35 a.m.-11:30 a.m.
Nonstop1h 55m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 17/7
2:20 p.m.-4:19 p.m.
Nonstop1h 59m
Washington, D.C. Dulles Intl
Sun 20/7
5:31 p.m.-7:45 p.m.
Nonstop2h 14m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 17/7
10:45 a.m.-2:56 p.m.
1 stop4h 11m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 25/9
8:00 a.m.-1:38 p.m.
1 stop5h 38m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Thu 7/8
2:20 p.m.-4:19 p.m.
Nonstop1h 59m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Tue 12/8
6:00 a.m.-2:31 p.m.
2 stops8h 31m
Best time to book a flight from Montreal to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Montreal with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Montreal to Washington, D.C. Dulles Intl Airport
What is the cheapest month to book a flight from Montreal to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Montreal to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Montreal to Washington, D.C. Dulles Intl Airport 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 IAD?
Find hourly flight availability from Montreal to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 23% on flights from Montreal to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the afternoon.
What is the cheapest day to fly from Montreal to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Montreal to Dulles Intl. Price data was last updated on 29 June 2025.
Travelers seeking maximum savings on their Montreal to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday 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. Dulles Intl Airport
Explore weekly flight availability from Montreal to Dulles Intl. 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 2 July 2025.
The most flights from YMQ to IAD are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 2 July 2025.
Check out reviews from past customers who have flown with Porter Airlines,Delta, andUnited Airlines from Montreal to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Related info for your journey
Find useful and relevant information for your journey from Montreal to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Montreal to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Montreal to Dulles Intl
Discover the top 3 airlines that operate flights from Montreal to Dulles Intl. 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 2 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Montreal to Dulles Intl?
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Why should you use Cheapflights to find cheap flight tickets from Montreal to Dulles Intl?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Dulles Intl.
Can Cheapflights find flights from Montreal to Dulles Intl with no change fees?
Need flexible booking options for your flight to Dulles Intl from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Montreal to Dulles Intl become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Montreal today and book when prices fit your budget.