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Cheap flights from Niagara Falls to Washington, D.C. from C$ 174

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — WAS
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Niagara Falls to Washington, D.C. are usually found in March or June, booked 81 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap 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 15 September 2025.

Round-trip from

C$ 274

One-way from

C$ 174

Popular in

December

Cheapest in

March

Average price

C$ 358
Air Canada
  • Air Canada
  • 28/11-28/11
  • 1 total stop
  • 5h 41m total
  • Niagara Falls to Washington, D.C.
Search Deals
7/10
  • 7/10
  • 1 total stop
  • 17h 02m total
  • Niagara Falls to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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

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 15 September 2025.

Fri 28/118:15 a.m.YYZ - DCA
1 stop4h 04mAir Canada
Fri 28/118:40 p.m.DCA - YYZ
Nonstop1h 37mAir Canada
Deal found 15/9C$ 274
Wed 15/106:30 a.m.YYZ - BWI
1 stop8h 18mMultiple Airlines
Wed 22/105:20 p.m.BWI - YYZ
1 stop20h 45mMultiple Airlines
Deal found 15/9C$ 278
Tue 7/107:25 a.m.YYZ - DCA
Nonstop1h 34mAir Canada
Wed 8/106:59 a.m.DCA - YYZ
Nonstop1h 32mAir Canada
Deal found 15/9C$ 280
Tue 7/1012:10 p.m.YYZ - IAD
Nonstop1h 28mAir Canada
Wed 8/1010:20 a.m.IAD - YYZ
Nonstop1h 32mAir Canada
Deal found 15/9C$ 280
Tue 28/102:20 p.m.YYZ - IAD
Nonstop1h 34mAir Canada
Tue 4/119:00 a.m.IAD - YYZ
Nonstop1h 29mAir Canada
Deal found 13/9C$ 287
Thu 9/106:15 a.m.YYZ - DCA
1 stop4h 05mAir Canada
Sun 12/106:00 a.m.DCA - YYZ
1 stop4h 39mAir Canada
Deal found 15/9C$ 289
Wed 12/112:20 p.m.YYZ - IAD
Nonstop1h 31mAir Canada
Fri 14/119:00 a.m.IAD - YYZ
Nonstop1h 29mAir Canada
Deal found 14/9C$ 289
Wed 1/106:10 p.m.YYZ - DCA
Nonstop1h 34mAir Canada
Wed 15/106:59 a.m.DCA - YYZ
Nonstop1h 32mAir Canada
Deal found 15/9C$ 293
Wed 12/118:15 a.m.YYZ - DCA
1 stop4h 04mAir Canada
Fri 14/116:00 a.m.DCA - YYZ
1 stop4h 49mAir Canada
Deal found 14/9C$ 294
Tue 9/124:00 p.m.YYZ - IAD
1 stop4h 59mAir Canada
Wed 10/129:45 a.m.IAD - YYZ
1 stop4h 55mAir Canada
Deal found 15/9C$ 294
Sun 5/108:10 a.m.YYZ - DCA
1 stop3h 58mAir Canada
Wed 8/106:00 a.m.DCA - YYZ
1 stop4h 39mAir Canada
Deal found 14/9C$ 297
Sat 25/105:15 p.m.YYZ - DCA
Nonstop1h 40mAmerican Airlines
Sat 1/1110:14 a.m.DCA - YYZ
Nonstop1h 45mAmerican Airlines
Deal found 13/9C$ 300

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 15 September 2025.
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

Tue 28/10

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

Nonstop1h 35m

Washington, D.C. Reagan-National

Tue 4/11

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

Nonstop1h 36m

C$ 287

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 9/12

10:58 a.m.-12:40 p.m.

Nonstop1h 42m

Washington, D.C. Reagan-National

Wed 10/12

2:54 p.m.-4:35 p.m.

Nonstop1h 41m

C$ 300

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 25/10

7:47 p.m.-9:25 p.m.

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 1/11

10:11 p.m.-11:46 p.m.

Nonstop1h 35m

C$ 300

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 1/11

7:40 p.m.-9:20 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Thu 6/11

9:00 a.m.-10:29 a.m.

Nonstop1h 29m

C$ 300

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 16/10

12:45 p.m.-2:25 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 19/10

8:28 a.m.-10:04 a.m.

Nonstop1h 36m

C$ 300

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 17/10

12:45 p.m.-2:25 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 19/10

8:28 a.m.-10:04 a.m.

Nonstop1h 36m

C$ 300

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 16/10

10:05 a.m.-11:45 a.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Mon 20/10

3:36 p.m.-5:14 p.m.

Nonstop1h 38m

C$ 300

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 1/11

5:00 p.m.-9:56 p.m.

1 stop4h 56m

Washington, D.C. Reagan-National

Tue 4/11

9:40 a.m.-11:17 a.m.

Nonstop1h 37m

C$ 308

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 23/10

12:45 p.m.-2:25 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Thu 30/10

9:45 a.m.-3:34 p.m.

1 stop5h 49m

C$ 308

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 25/10

5:00 p.m.-9:51 p.m.

1 stop4h 51m

Washington, D.C. Reagan-National

Sat 1/11

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

Nonstop1h 37m

C$ 308

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 55 results
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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 12 September 2025.

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 81 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$ 256). Flying from Niagara Falls to Washington, D.C. in October is currently the most expensive (average of C$ 352). 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 15 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Niagara Falls to Washington, D.C. as you normally would.

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 15 September 2024.

Travelers seeking maximum savings on their Niagara Falls to Washington, D.C. flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday 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 15 September 2025.

The most flights from NI4 to WAS are scheduled on a Monday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 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 15 September 2025.
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
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,929 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,091 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Boarding

8.1

Food

7.6

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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$ 287, 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 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 Republic Airways (86%), Air Canada (83%) and Copa Airlines (80%).

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

    On average you can expect to pay C$ 1,094 for a flight from Niagara Falls to Washington, D.C.. The cheapest flight overall is C$ 236 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Reagan-National) is currently priced at C$ 322.

  • 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$ 256). Flying from Niagara Falls to Washington, D.C. in October is currently the most expensive (average of C$ 352). 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
Herndon
Hanover
Reston
Fairfax
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Alexandria
Manassas
Fredericksburg
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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 185AverageC$ 301FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 200AverageC$ 369FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 204AverageC$ 351FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 211AverageC$ 406FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 269AverageC$ 466FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 310AverageC$ 373FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 383AverageC$ 545FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Niagara Falls to Washington, D.C.?

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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.

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