Cheap flights from Niagara Falls, ON to Washington, D.C. Dulles Intl Airport
YYZ — IAD
25 Nov — 2 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to Washington, D.C. Dulles Intl are usually found in February or March, booked 78 days in advance, depart on a Friday or Thursday and return on a Monday
Find flight deals from Niagara Falls to Dulles Intl
Keep the following information in mind while searching for Niagara Falls to Dulles Intl flight deals. Data was last updated 26 October 2026.
Popular in
July
Cheapest in
February
Average price
C$ 451
Highest demand for flights based on searches. 8% potential increase in price (C$ 56 potential increase over avg. RT price).
Everything you need to know about your flight from Niagara Falls to Washington, D.C. Dulles Intl Airport
What is the cheapest time of day to fly from NI4 to IAD?
Find hourly flight availability from Niagara Falls 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 26 October 2026.
It’s optimal to fly from Niagara Falls to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the evening.
What is the cheapest day to fly from Niagara Falls to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Niagara Falls to Dulles Intl. Price data was last updated on 17 October 2026.
Travelers seeking maximum savings on their Niagara Falls to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 26 October 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andUnited Airlines
from Niagara Falls to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Related info for your journey
Find useful and relevant information for your journey from Niagara Falls to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What are the most reliable airlines from Niagara Falls to Washington, D.C. Dulles Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Niagara Falls to Washington, D.C. Dulles Intl Airport on time: Copa Airlines (89%), Republic Airways (89%), Avianca (87%).
What are the cheapest flights from Niagara Falls to Washington, D.C. Dulles Intl Airport?
The cheapest flight price from Niagara Falls to Washington, D.C. Dulles Intl Airport is C$ 207. On average you can expect to pay C$ 672. The most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl), can usually be booked for C$ 258.
Can I find deals for flights from Niagara Falls to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Niagara Falls to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Niagara Falls to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Dulles Intl.
Can I find deals for business class flights from Niagara Falls to Dulles Intl?
Yes. Cheapflights offers flight deals from Niagara Falls to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.
Top 5 airlines flying from Niagara Falls to Dulles Intl
Discover the top 5 airlines that operate flights from Niagara Falls 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 7,457,451 searches. Data last updated 26 October 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Niagara Falls to Dulles Intl?
Cheapflights helps you search for flights from Niagara Falls to Dulles Intl 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 Niagara Falls 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 Niagara Falls to Dulles Intl.
Can Cheapflights find flights from Niagara Falls to Dulles Intl with no change fees?
Yes! Cheapflights helps users easily find flights from Niagara Falls to Dulles Intl with no change fees.
Can Cheapflights notify me if prices for flights from Niagara Falls to Dulles Intl become cheaper?
Of course! You can now track prices for flights from Niagara Falls to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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