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Niagara Falls

$77+ 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YYZ
May 19 — May 261
Mon 5/19
Mon 5/26
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 May 14, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$193
(Air Canada)

One-way from

$77
(Air Canada)

Popular in

February

Cheapest in

March

Average price

$311
Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.
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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, 0% 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 May 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 May 14, 2025.

This Air Canada deal was found by Cheapflights users on 5/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/248:40 pmDCA - YYZ
Nonstop1h 34mAir Canada
Wed 6/257:20 amYYZ - DCA
Nonstop1h 32mAir Canada
Deal found 5/14$193
This United Airlines deal was found by Cheapflights users on 5/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/49:40 amDCA - YYZ
1 stop4h 07mUnited Airlines
Wed 6/45:15 pmYYZ - DCA
1 stop5h 27mUnited Airlines
Deal found 5/13$201
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/310:00 amDCA - YYZ
Nonstop1h 55mAmerican Airlines
Wed 6/1111:01 amYYZ - DCA
Nonstop1h 40mAmerican Airlines
Deal found 5/12$212
This Delta deal was found by Cheapflights users on 5/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/249:39 amDCA - YYZ
1 stop7h 36mDelta
Mon 6/306:04 amYYZ - DCA
1 stop4h 11mDelta
Deal found 5/13$237
This United deal was found by Cheapflights users on 5/13. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/511:10 amDCA - YYZ
1 stop10h 35mMultiple Airlines
Sat 6/78:55 pmYYZ - DCA
Nonstop1h 33mMultiple Airlines
Deal found 5/13$262
This SmartFares deal was found by Cheapflights users on 5/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/116:00 amDCA - YYZ
1 stop6h 13mWestJet
Wed 6/186:15 amYYZ - DCA
1 stop6h 25mWestJet
Deal found 5/12$354

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 May 14, 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

Tue 6/24

8:40 pm-10:14 pm

Nonstop1h 34m

Toronto Pearson Intl

Wed 6/25

7:20 am-8:52 am

Nonstop1h 32m

$193

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 6/4

9:40 am-1:47 pm

1 stop4h 07m

Toronto Pearson Intl

Wed 6/4

5:15 pm-10:42 pm

1 stop5h 27m

$201

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 6/3

10:00 am-11:55 am

Nonstop1h 55m

Toronto Pearson Intl

Wed 6/11

11:01 am-12:41 pm

Nonstop1h 40m

$212

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 6/24

9:39 am-5:15 pm

1 stop7h 36m

Toronto Pearson Intl

Mon 6/30

6:04 am-10:15 am

1 stop4h 11m

$237

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 6/5

11:10 am-9:45 pm

1 stop10h 35m

Toronto Pearson Intl

Sat 6/7

8:55 pm-10:28 pm

Nonstop1h 33m

$262

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 6/11

6:00 am-12:13 pm

1 stop6h 13m

Toronto Pearson Intl

Wed 6/18

6:15 am-12:40 pm

1 stop6h 25m

$354

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 6/17

6:00 am-10:39 am

1 stop4h 39m

$77

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 6/26

9:39 am-5:15 pm

1 stop7h 36m

$91

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 7/5

6:59 am-8:33 am

Nonstop1h 34m

$113

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 6/15

10:09 am-11:59 am

Nonstop1h 50m

$135

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Showing 1-10 of 14 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 May 9, 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 July is currently the most expensive (average of $359). 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 May 14, 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 June 30, 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. Tuesday 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 May 14, 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).

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 May 14, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Washington, D.C. to Niagara Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,730 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,841 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.0
Good
9,333 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    $77 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $91 and $118, respectively.

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

    Consider American Airlines (80%), PSA Airlines (80%) or Air Canada (77%) 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 $1,407, our data shows the cheapest flight currently is $81. When looking at the most popular route, (Washington, D.C. Reagan-National - Toronto Pearson Intl), you can expect to pay $198 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 July is currently the most expensive (average of $359). 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.
Dulles Intl to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
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Baltimore to Sault Ste Marie flights
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Reagan-National to Kingston flights
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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 May 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$103Average$399FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$115Average$347FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$127Average$323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$144Average$343FlexibilityNo cancel feeOn-time71%

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