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Cheap flights from Niagara Falls, ON to Washington, D.C. from C$ 187

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — WAS
5 Jun — 12 Jun1
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 75 days in advance, depart on a Friday or Wednesday 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 6 May 2026.

Thu 4/68:10 a.m.
YYZ
-
DCA
1 stop3h 51m
Air Canada
Sun 7/66:59 a.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 2/5C$ 272
Fri 29/57:20 a.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Sun 31/56:59 a.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 3/5C$ 275
Thu 21/58:10 a.m.
YYZ
-
DCA
1 stop3h 51m
Air Canada
Sun 24/56:00 a.m.
DCA
-
YYZ
1 stop4h 38m
Air Canada
Deal found 5/5C$ 281
Thu 28/57:20 a.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Sun 31/56:59 a.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 1/5C$ 283
Fri 22/58:55 p.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Tue 26/58:40 p.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 5/5C$ 285
Tue 16/67:20 a.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Tue 23/68:40 p.m.
DCA
-
YYZ
Nonstop1h 31m
Air Canada
Deal found 2/5C$ 286
Fri 22/58:10 a.m.
YYZ
-
DCA
1 stop3h 51m
Air Canada
Wed 27/58:40 p.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 5/5C$ 291
Fri 29/56:55 p.m.
YYZ
-
IAD
Nonstop1h 34m
Air Canada
Mon 1/63:45 p.m.
IAD
-
YYZ
1 stop6h 13m
Air Canada
Deal found 6/5C$ 296
Thu 4/66:55 p.m.
YYZ
-
IAD
Nonstop1h 34m
Air Canada
Sun 7/69:55 a.m.
IAD
-
YYZ
Nonstop1h 27m
Air Canada
Deal found 4/5C$ 313
Thu 11/66:14 p.m.
YYZ
-
IAD
1 stop5h 00m
Delta
Sun 14/66:05 a.m.
IAD
-
YYZ
1 stop5h 14m
Delta
Deal found 6/5C$ 316
Fri 22/56:55 p.m.
YYZ
-
IAD
Nonstop1h 34m
Air Canada
Wed 27/59:45 a.m.
IAD
-
YYZ
1 stop4h 53m
Air Canada
Deal found 5/5C$ 327
Sat 30/56:10 a.m.
YYZ
-
IAD
1 stop4h 12m
Delta
Sat 6/66:00 a.m.
IAD
-
YYZ
1 stop7h 30m
Delta
Deal found 6/5C$ 330

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 6 May 2026.

Round-trip from

C$ 272

One-way from

C$ 187

Popular in

December

Cheapest in

September

Average price

C$ 362
Air Canada
  • Air Canada
  • 4/6-7/6
  • 1 total stop
  • 5h 23m total
  • Niagara Falls to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 27/5
  • 1 total stop
  • 3h 51m total
  • Niagara Falls to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 6 May 2026.
Use the filters below to find and compare flights from Niagara Falls to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 12/6

6:00 a.m.-12:46 p.m.

1 stop6h 46m

Washington, D.C. Reagan-National

Mon 15/6

7:40 p.m.-11:40 p.m.

1 stop4h 00m

C$ 330

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 3/6

2:30 p.m.-6:59 p.m.

1 stop4h 29m

Washington, D.C. Reagan-National

Wed 10/6

9:39 a.m.-1:34 p.m.

1 stop3h 55m

C$ 330

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 17/6

12:09 p.m.-4:42 p.m.

1 stop4h 33m

Washington, D.C. Dulles Intl

Sun 21/6

6:05 a.m.-1:34 p.m.

1 stop7h 29m

C$ 330

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 5/6

6:00 a.m.-12:18 p.m.

1 stop6h 18m

Washington, D.C. Dulles Intl

Tue 9/6

6:05 a.m.-11:19 a.m.

1 stop5h 14m

C$ 330

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 19/5

6:12 p.m.-10:56 p.m.

1 stop4h 44m

Washington, D.C. Dulles Intl

Sun 24/5

6:00 a.m.-1:30 p.m.

1 stop7h 30m

C$ 331

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 17/6

2:29 p.m.-6:59 p.m.

1 stop4h 30m

Washington, D.C. Reagan-National

Sun 21/6

6:00 a.m.-1:34 p.m.

1 stop7h 34m

C$ 362

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 22/5

2:20 p.m.-10:59 p.m.

1 stop8h 39m

Washington, D.C. Reagan-National

Mon 25/5

6:05 a.m.-1:30 p.m.

1 stop7h 25m

C$ 362

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 4/6

7:55 a.m.-4:20 p.m.

1 stop8h 25m

Washington, D.C. Reagan-National

Sun 7/6

9:39 a.m.-5:24 p.m.

1 stop7h 45m

C$ 362

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 28/5

6:12 p.m.-10:56 p.m.

1 stop4h 44m

Washington, D.C. Dulles Intl

Fri 5/6

6:00 a.m.-1:30 p.m.

1 stop7h 30m

C$ 362

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 22/5

6:00 a.m.-12:18 p.m.

1 stop6h 18m

Washington, D.C. Dulles Intl

Mon 25/5

6:00 a.m.-1:30 p.m.

1 stop7h 30m

C$ 362

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 55 resultsSorted by cheapest first
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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.

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 6 May 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 evening tend to be the most expensive. A flight in the morning could potentially save you up to 28% 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 2 May 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. Monday at noon 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 6 May 2026.

The most flights from NI4 to WAS are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

How much does it cost to fly round-trip from Niagara Falls to Washington, D.C.?

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 6 May 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
8.0
Very good
436 reviews
Check prices

Food

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
436 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Food

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,684 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Food

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,668 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Food

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
11,000 reviews
Porter Airlines
8.0
Very good
436 reviews
Check prices

Food

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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$ 580, Delta can have you in Washington, D.C. from Niagara Falls in 6h 29m. There are 558 km between Niagara Falls and Washington, D.C.. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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$ 188 on Air Canada. Other airlines that offer cheap prices include American Airlines from C$ 192 and United Airlines from C$ 199 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. Dulles Intl, Toronto Pearson Intl - Washington, D.C. Reagan-National 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 ANA (87%), Republic Airways (84%) and Copa Airlines (84%).

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

    On average you can expect to pay C$ 1,285 for a flight from Niagara Falls to Washington, D.C.. The cheapest flight overall is C$ 199 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl) is currently priced at C$ 323.

  • 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.

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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 182AverageC$ 301FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 208AverageC$ 373FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 230AverageC$ 403FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 246AverageC$ 504FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 293AverageC$ 510FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 345AverageC$ 529FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 425AverageC$ 700FlexibilityNo 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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