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Niagara Falls

$95+ Cheap flights from Reagan-National (DCA) to Niagara Falls, Canada

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YYZ
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Niagara Falls are usually found in March or April, booked 76 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Reagan-National to Niagara Falls

Keep the following information in mind while searching for Reagan-National to Niagara Falls flight deals. Data was last updated agosto 18, 2025.

Round-trip from

$217
(Mytrip)

One-way from

$95
(Flightnetwork)

Popular in

February

Cheapest in

March

Average price

$369
From Washington, D.C. Reagan-National to Niagara Falls
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One-way flight from Washington, D.C. Reagan-National to Niagara Falls
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Reagan-National to Niagara Falls

Cheapest flights from Reagan-National to Niagara Falls
Explore the most affordable flight options available from Reagan-National to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This Mytrip deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:00 amDCA - YYZ
1 stop5h 39mAir Canada
dom. 9/217:25 amYYZ - DCA
Nonstop1h 34mAir Canada
Deal found 8/18$217
This Vliegwinkel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/66:00 amDCA - YYZ
1 stop4h 39mAir Canada
dom. 9/78:00 amYYZ - DCA
1 stop4h 08mAir Canada
Deal found 8/16$227
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/86:59 amDCA - YYZ
Nonstop1h 32mAir Canada
mar. 9/1611:00 amYYZ - DCA
1 stop4h 51mAir Canada
Deal found 8/18$230
This Trip.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/26:00 amDCA - YYZ
1 stop4h 39mAir Canada
jue. 10/98:10 amYYZ - DCA
1 stop3h 58mAir Canada
Deal found 8/18$231
This Mytrip deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/812:55 pmDCA - YYZ
1 stop4h 08mAir Canada
vie. 9/126:30 amYYZ - DCA
1 stop5h 38mAir Canada
Deal found 8/18$232

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Niagara Falls 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 2,558,603 searches. Data last updated agosto 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Niagara Falls that are best for you.

Fly from

Reagan-National

Fly to

Niagara Falls

Route

Depart

Return

Price

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

sáb. 9/6

6:00 am-10:39 am

1 stop4h 39m

Toronto Pearson Intl

dom. 9/7

8:00 am-12:08 pm

1 stop4h 08m

$227

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

jue. 10/2

6:00 am-10:39 am

1 stop4h 39m

Toronto Pearson Intl

jue. 10/9

8:10 am-12:08 pm

1 stop3h 58m

$231

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

sáb. 9/20

6:59 am-8:31 am

Nonstop1h 32m

Toronto Pearson Intl

dom. 9/21

7:25 am-8:59 am

Nonstop1h 34m

$231

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

jue. 10/2

6:00 am-10:39 am

1 stop4h 39m

Toronto Pearson Intl

dom. 10/5

7:25 am-8:59 am

Nonstop1h 34m

$232

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

dom. 9/7

8:40 pm-10:12 pm

Nonstop1h 32m

$95

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

jue. 10/2

6:59 am-8:31 am

Nonstop1h 32m

$97

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

sáb. 9/13

6:45 pm-8:17 pm

Nonstop1h 32m

$100

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

dom. 10/19

6:59 am-8:31 am

Nonstop1h 32m

$101

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

mar. 9/16

6:59 am-8:31 am

Nonstop1h 32m

$106

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

mié. 9/17

8:40 pm-10:12 pm

Nonstop1h 32m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 11 results
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Best time to book a flight from Reagan-National to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Reagan-National 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 Washington, D.C. Reagan-National Airport to Niagara Falls

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

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Niagara Falls. Price data was last updated on August 8, 2025.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to Niagara Falls may vary depending on when you book. For the best chance of a lower fare, look to book 76 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 Washington, D.C. Reagan-National Airport to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Niagara Falls (average of $243). Flying from Washington, D.C. Reagan-National Airport to Niagara Falls in August is currently the most expensive (average of $348). 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 DCA to NI4?

Find hourly flight availability from Reagan-National to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

When flying from Washington, D.C. Reagan-National Airport to Niagara Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Niagara Falls. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Niagara Falls flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Niagara Falls

Explore weekly flight availability from Reagan-National to Niagara Falls. 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 agosto 18, 2025.

The most flights from DCA to NI4 are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated agosto 18, 2025.
Peruse reviews from past customers who have flown with Porter Airlines, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport to Niagara Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
334 reviews

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.7

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
334 reviews
Porter Airlines
8.0
Very good
334 reviews

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.7

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,925 reviews
Porter Airlines
8.0
Very good
334 reviews

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.7

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
334 reviews

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.7

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Air Canada
7.1
Good
9,992 reviews
Porter Airlines
8.0
Very good
334 reviews

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.7

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Niagara Falls. 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 Washington, D.C. Reagan-National Airport to Niagara Falls?

    A quick flight from Washington, D.C. Reagan-National Airport to Niagara Falls can take about 4h 39m. Air Canada provides one of the quickest options available for as low as $227. The distance between Washington, D.C. Reagan-National Airport and Niagara Falls is about 359 mi.

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

    Consider American Airlines (70%), PSA Airlines (70%) or Air Canada (62%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Niagara Falls.

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

    While on average a flight from Washington, D.C. Reagan-National Airport to Niagara Falls is generally $992, our data shows the cheapest flight currently is $96. When looking at the most popular route, (Washington, D.C. Reagan-National - Toronto Pearson Intl), you can expect to pay $246 for that flight.

  • Can I find deals for flights from Reagan-National to Niagara Falls that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Niagara Falls?

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

  • Can I find deals for business class flights from Reagan-National to Niagara Falls?

    Yes. Cheapflights offers flight deals from Reagan-National to Niagara Falls 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 Washington, D.C. Reagan-National Airport to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Niagara Falls (average of $243). Flying from Washington, D.C. Reagan-National Airport to Niagara Falls in August is currently the most expensive (average of $348). 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.

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Alternative routes for Reagan-National to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Pearson Intl flights
Dulles Intl to Pearson Intl flights
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Dulles Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Baltimore to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Baltimore to Toronto Island flights
Reagan-National to Toronto Island flights
Dulles Intl to Ottawa flights
Reagan-National to Ottawa flights
Baltimore to Ottawa flights
Dulles Intl to Hamilton flights
Dulles Intl to London flights
Reagan-National to London flights
Baltimore to London flights
Dulles Intl to Thunder Bay flights
Reagan-National to Windsor flights
Dulles Intl to Sault Ste Marie flights
Baltimore to Windsor flights
Reagan-National to Hamilton flights
Baltimore to North Bay flights
Reagan-National to Thunder Bay flights
Baltimore to Thunder Bay flights
Dulles Intl to Timmins flights
Baltimore to Sault Ste Marie flights
Dulles Intl to Sudbury flights
Dulles Intl to Kingston flights
Reagan-National to Kingston flights
Baltimore to Kingston flights
Reagan-National to Sault Ste Marie flights

Top 4 airlines flying from Reagan-National to Niagara Falls

Discover the top 4 airlines that operate flights from Reagan-National to Niagara Falls. 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 2,558,603 searches. Data last updated agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$103Average$388FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$120Average$336FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$132Average$321FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$376FlexibilityNo cancel feeOn-time71%

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