Use YULExpress to pre-book security fast track up to 72 hours before departure for a smoother experience.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $226 (Kiwi.com) |
One-way from | $167 (FlightHub) |
Popular in | July |
Cheapest in | March |
Average price | $382 |
Good round-trip deal | $335 or less |
Good one-way deal | $285 or less |
Fly from
Fly to
Route
Depart
Return
Price
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Tue 4/21
1:40 pm-5:14 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Tue 4/28
6:30 pm-10:45 pm
1 stop4h 15m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 4/18
8:55 am-12:29 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Thu 4/23
11:40 am-5:45 pm
1 stop6h 05m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Tue 4/21
1:40 pm-5:14 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Thu 4/23
11:40 am-4:30 pm
1 stop4h 50m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 4/18
8:55 am-12:29 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Wed 4/29
6:30 pm-10:45 pm
1 stop4h 15m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Wed 4/15
1:40 pm-5:14 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Sun 4/26
6:30 pm-10:45 pm
1 stop4h 15m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Wed 4/15
6:45 am-10:24 am
1 stop3h 39m
Washington, D.C. Dulles Intl
Mon 4/27
6:30 pm-10:45 pm
1 stop4h 15m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 4/18
8:55 am-12:29 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Sat 4/25
1:45 pm-6:45 pm
1 stop5h 00m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sun 4/19
11:25 am-5:14 pm
1 stop5h 49m
Washington, D.C. Dulles Intl
Wed 4/29
6:30 pm-10:45 pm
1 stop4h 15m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Mon 4/20
6:45 am-10:24 am
1 stop3h 39m
Washington, D.C. Dulles Intl
Mon 4/27
11:40 am-5:45 pm
1 stop6h 05m
MontrealWashington, D.C.
YUL - IAD
YULIAD
Montreal Pierre Elliott Trudeau Intl
Sat 4/18
8:55 am-12:29 pm
1 stop3h 34m
Washington, D.C. Dulles Intl
Mon 4/27
6:30 pm-10:45 pm
1 stop4h 15m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport (average of $158). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $256). 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.
One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 47% on airfare.
Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Mohameed,Nov 2025
LAS - YYZ
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Mohameed,Nov 2025
LAS - YYZ
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Mohameed,Nov 2025
LAS - YYZ
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Mohameed,Nov 2025
LAS - YYZ
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$197 | Average$318 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$220 | Average$302 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$246 | Average$481 | FlexibilityNo cancel fee | On-time69% |