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Cheap flights from Niagara Falls, ON to Washington, D.C. from C$ 171

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — WAS
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to Washington, D.C. are usually found in September or October, booked 56 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Niagara Falls to Washington, D.C.

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Washington, D.C.
Explore the most affordable flight options available from Niagara Falls to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Thu 5/34:30 p.m.
YYZ
-
DCA
Nonstop1h 35m
Air Canada
Thu 12/39:40 a.m.
DCA
-
YYZ
Nonstop1h 37m
Air Canada
Deal found 19/1C$ 271
Sat 21/33:00 p.m.
YYZ
-
IAD
1 stop5h 54m
Air Canada
Sat 4/49:55 a.m.
IAD
-
YYZ
1 stop6h 44m
Air Canada
Deal found 20/1C$ 271
Sat 14/26:15 a.m.
YYZ
-
DCA
1 stop4h 06m
Air Canada
Sun 15/212:55 p.m.
DCA
-
YYZ
1 stop6h 31m
Air Canada
Deal found 19/1C$ 272
Wed 4/28:15 a.m.
YYZ
-
DCA
1 stop4h 04m
Air Canada
Wed 11/26:59 a.m.
DCA
-
YYZ
Nonstop1h 36m
Air Canada
Deal found 19/1C$ 275
Wed 4/24:10 p.m.
YYZ
-
IAD
1 stop5h 15m
Air Canada
Wed 11/29:00 a.m.
IAD
-
YYZ
Nonstop1h 28m
Air Canada
Deal found 19/1C$ 275
Sun 8/37:20 a.m.
YYZ
-
DCA
Nonstop1h 35m
Air Canada
Sun 8/38:40 p.m.
DCA
-
YYZ
Nonstop1h 37m
Air Canada
Deal found 20/1C$ 278
Mon 18/56:25 p.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Sat 23/56:55 p.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 19/1C$ 288
Wed 25/27:10 a.m.
YYZ
-
IAD
1 stop26h 15m
Multiple Airlines
Mon 2/38:15 a.m.
IAD
-
YYZ
1 stop30h 05m
Multiple Airlines
Deal found 20/1C$ 288
Thu 5/34:30 p.m.
YYZ
-
DCA
Nonstop1h 35m
Air Canada
Sun 8/39:40 a.m.
DCA
-
YYZ
Nonstop1h 37m
Air Canada
Deal found 19/1C$ 289
Fri 13/28:15 a.m.
YYZ
-
DCA
1 stop4h 04m
Air Canada
Sun 15/26:59 a.m.
DCA
-
YYZ
Nonstop1h 36m
Air Canada
Deal found 20/1C$ 290
Thu 12/212:10 p.m.
YYZ
-
IAD
1 stop4h 01m
Air Canada
Sun 15/21:02 p.m.
IAD
-
YYZ
1 stop5h 32m
Air Canada
Deal found 20/1C$ 290
Tue 3/26:25 p.m.
YYZ
-
DCA
Nonstop1h 34m
Air Canada
Fri 6/29:40 a.m.
DCA
-
YYZ
Nonstop1h 37m
Air Canada
Deal found 20/1C$ 292

Find flight deals from Niagara Falls to Washington, D.C.

Keep the following information in mind while searching for Niagara Falls to Washington, D.C. flight deals. Data was last updated 21 January 2026.

Round-trip from

C$ 271

One-way from

C$ 171

Popular in

January

Cheapest in

September

Average price

C$ 552
Air Canada
  • Air Canada
  • 21/3-4/4
  • 2 total stops
  • 13h 59m total
  • Niagara Falls to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 9/2
  • Nonstop
  • 1h 35m total
  • Niagara Falls to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls 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 21 January 2026.
Use the filters below to find and compare flights from Niagara Falls to Washington, D.C. that are best for you.

Fly from

Niagara Falls

Fly to

Washington, D.C.

Route

Depart

Return

Price

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 13/3

6:10 p.m.-7:45 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Mon 16/3

6:50 p.m.-8:27 p.m.

Nonstop1h 37m

C$ 297

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 14/2

9:00 p.m.-10:35 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Sat 21/2

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

C$ 297

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 17/2

8:15 a.m.-12:19 p.m.

1 stop4h 04m

Washington, D.C. Reagan-National

Tue 24/2

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

C$ 304

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 14/5

8:10 a.m.-12:01 p.m.

1 stop3h 51m

Washington, D.C. Reagan-National

Sat 16/5

6:55 p.m.-8:27 p.m.

Nonstop1h 32m

C$ 304

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 7/2

7:20 a.m.-8:55 a.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Mon 9/2

8:40 p.m.-10:15 p.m.

Nonstop1h 35m

C$ 317

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 12/2

7:10 a.m.-12:19 p.m.

1 stop5h 09m

Washington, D.C. Reagan-National

Sun 15/2

12:55 p.m.-7:26 p.m.

1 stop6h 31m

C$ 318

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 17/2

5:22 p.m.-7:12 p.m.

Nonstop1h 50m

Washington, D.C. Reagan-National

Tue 24/2

10:08 a.m.-11:51 a.m.

Nonstop1h 43m

C$ 326

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 26/5

9:44 a.m.-11:23 a.m.

Nonstop1h 39m

Washington, D.C. Dulles Intl

Wed 27/5

12:40 p.m.-2:11 p.m.

Nonstop1h 31m

C$ 329

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 27/2

6:25 p.m.-7:59 p.m.

Nonstop1h 34m

Washington, D.C. Reagan-National

Sun 8/3

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

C$ 335

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 10/4

7:10 a.m.-12:01 p.m.

1 stop4h 51m

Washington, D.C. Reagan-National

Sun 12/4

6:59 a.m.-8:33 a.m.

Nonstop1h 34m

C$ 335

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

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Best time to book a flight from Niagara Falls to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Niagara Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Niagara Falls to Washington, D.C.

How far ahead should I book a flight from Niagara Falls to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to Washington, D.C.. Price data was last updated on 16 January 2026.

The price you pay for your flight from Niagara Falls to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Niagara Falls to Washington, D.C.?

Currently, February is the cheapest month in which you can book a flight from Niagara Falls to Washington, D.C. (average of C$ 181). Flying from Niagara Falls to Washington, D.C. in January is currently the most expensive (average of C$ 227). 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 NI4 to WAS?

Find hourly flight availability from Niagara Falls 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 21 January 2026.

One of the essential ways to save on airfare from Niagara Falls to Washington, D.C. is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 31% on airfare.

What is the cheapest day to fly from Niagara Falls to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Niagara Falls to Washington, D.C.. Price data was last updated on 17 January 2026.

Travelers seeking maximum savings on their Niagara Falls to Washington, D.C. flight should consider departing on Tuesday evenings 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.

Weekly flight availability from Niagara Falls to Washington, D.C.

Explore weekly flight availability from Niagara Falls 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 21 January 2026.

The most flights from NI4 to WAS are scheduled on a Monday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 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 21 January 2026.
Read through reviews of airlines operating flights from Niagara Falls to Washington, D.C., such as Porter Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,191 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,173 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,646 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls 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.

  • How long is the flight from Niagara Falls to Washington, D.C.?

    For as low as C$ 297, Air Canada can have you in Washington, D.C. from Niagara Falls in 1h 35m. There are 578 km between Niagara Falls and Washington, D.C.. Most flights are nonstop.

  • What are the cheapest airlines to fly from Niagara Falls to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as C$ 178 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 199 and American Airlines from C$ 212 one-way.

  • What are the most popular routes from Niagara Falls to Washington, D.C.?

    When deciding which route to take from Niagara Falls to Washington, D.C. consider Toronto Pearson Intl - Washington, D.C. Reagan-National, Toronto Pearson Intl - Washington, D.C. Dulles Intl or Toronto Pearson Intl - Baltimore/Washington as they are the most popular.

  • What are the most reliable airlines from Niagara Falls to Washington, D.C.?

    The top 3 most reliable airlines when flying from Niagara Falls to Washington, D.C. are Avianca (68%), Copa Airlines (68%) and Republic Airways (68%).

  • What are the cheapest flights from Niagara Falls to Washington, D.C.?

    On average you can expect to pay C$ 1,253 for a flight from Niagara Falls to Washington, D.C.. The cheapest flight overall is C$ 105 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Reagan-National) is currently priced at C$ 308.

  • Can I find deals for flights from Niagara Falls to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Washington, D.C..

  • Can I find deals for business class flights from Niagara Falls to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Niagara Falls to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Niagara Falls to Washington, D.C.?

    Currently, February is the cheapest month in which you can book a flight from Niagara Falls to Washington, D.C. (average of C$ 181). Flying from Niagara Falls to Washington, D.C. in January is currently the most expensive (average of C$ 227). 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.

See more FAQs

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Niagara Falls to Washington, D.C.

Discover the top 7 airlines that operate flights from Niagara Falls 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 185AverageC$ 288FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 196AverageC$ 370FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 200AverageC$ 338FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 202AverageC$ 523FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 210AverageC$ 412FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 307AverageC$ 375FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 384AverageC$ 749FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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 Washington, D.C.?

Cheapflights helps you search for flights from Niagara Falls 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 Niagara Falls to Washington, D.C.?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Niagara Falls to Washington, D.C. for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Niagara Falls to Washington, D.C. with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Niagara Falls to Washington, D.C. flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Niagara Falls to Washington, D.C. become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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