
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $212 (Air Canada) |
One-way from | $96 (Flightnetwork) |
Popular in | October |
Cheapest in | September |
Average price | $332 |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 3/7
6:00 am-11:18 am
1 stop5h 18m
Toronto Pearson Intl
Wed 3/11
12:15 pm-4:52 pm
1 stop4h 37m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Fri 5/29
6:00 am-1:24 pm
1 stop7h 24m
Toronto Pearson Intl
Sun 5/31
2:14 pm-10:56 pm
1 stop8h 42m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 3/7
6:00 am-11:18 am
1 stop5h 18m
Toronto Pearson Intl
Mon 3/9
6:00 am-12:39 pm
1 stop6h 39m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Fri 4/3
6:00 am-11:23 am
1 stop5h 23m
Toronto Pearson Intl
Wed 4/8
12:15 pm-4:52 pm
1 stop4h 37m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Thu 4/2
6:00 am-11:23 am
1 stop5h 23m
Toronto Pearson Intl
Fri 4/3
3:59 pm-10:59 pm
1 stop7h 00m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Thu 4/30
6:00 am-1:24 pm
1 stop7h 24m
Toronto Pearson Intl
Sun 5/3
6:00 am-12:05 pm
1 stop6h 05m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Fri 4/3
6:00 am-11:23 am
1 stop5h 23m
Toronto Pearson Intl
Sat 4/4
3:59 pm-10:59 pm
1 stop7h 00m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Thu 4/2
6:00 am-11:23 am
1 stop5h 23m
Toronto Pearson Intl
Sat 4/4
3:59 pm-10:59 pm
1 stop7h 00m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Tue 3/31
6:00 am-11:23 am
1 stop5h 23m
Toronto Pearson Intl
Sat 4/4
3:59 pm-10:59 pm
1 stop7h 00m
Washington, D.C.Toronto
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 3/7
6:00 am-11:18 am
1 stop5h 18m
Toronto Pearson Intl
Thu 3/12
6:20 am-11:32 am
1 stop5h 12m
The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Niagara Falls may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Niagara Falls (average of $98). Flying from Washington, D.C. Dulles Intl Airport to Niagara Falls in January is currently the most expensive (average of $193). 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.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Niagara Falls at noon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the evening.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Niagara Falls flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from IAD to NI4 are scheduled on a Monday (16 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (14 on average).
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Mohameed,Nov 2025
LAS - YYZ
Food
Comfort
Boarding
Entertainment
Overall
Crew
Reviews
Mohameed,Nov 2025
LAS - YYZ
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$229 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$131 | Average$342 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$176 | Average$245 | FlexibilityNo cancel fee | On-time50% | |
| Cheapest$232 | Average$345 | FlexibilityNo cancel fee | On-time69% |