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

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $79. Delta flights start at $89 while deals on United Airlines start at $108 one-way.

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

While some choose either Washington, D.C. Reagan-National - Toronto Pearson Intl or Baltimore/Washington - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Toronto Pearson Intl is the most popular route from Washington, D.C. to Niagara Falls.

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

The cheapest flight price from Washington, D.C. to Niagara Falls is $94. On average you can expect to pay $927. The most popular route, (Washington, D.C. Dulles Intl - Toronto Pearson Intl), can usually be booked for $206.

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

The top 3 most reliable airlines when flying from Washington, D.C. to Niagara Falls are ANA (87%), Republic Airways (80%) and Air Canada (80%).

What are the most popular airlines that fly from Washington, D.C. to Niagara Falls?

Before booking your flight from Washington, D.C. to Niagara Falls check out the most popular airlines for this route: Air Canada, Porter Airlines or United Airlines.

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

Travelers have found it’s best to book a flight 44 days in advance to save up to 122% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. to Niagara Falls 1-2 weeks in advance for as low as $332, or $611 for flights within the next 24 hours.

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

Our data shows that March tends to be the cheapest month to fly to Niagara Falls from Washington, D.C.. Users have commonly found prices around $298 for the month, but tickets can be as low as $169. Due to multiple factors, prepare for potentially higher prices in August.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$79+ Flights from Washington, D.C. to Niagara Falls

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Washington, D.C. to Niagara Falls are usually found in February or March, booked 83 days in advance, depart on a Friday or Thursday and return on a Friday

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

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$177 (Flightnetwork)
One-way from	$79 (Air Canada)
Popular in	November
Cheapest in	February
Average price	$295

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. (WAS) to Niagara Falls

Search Deals

One-way flight from Washington, D.C. (WAS) to Niagara Falls

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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

Cheapest flights from Washington, D.C. to Niagara Falls
Explore the most affordable flight options available from Washington, D.C. to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Tue 6/35:12 pmIAD - YYZ

Nonstop1h 53mAir Canada

Tue 6/177:47 pmYYZ - IAD

Nonstop1h 40mAir Canada

Deal found 4/23

$177

Tue 6/312:55 pmDCA - YYZ

1 stop4h 05mAir Canada

Tue 6/175:00 pmYYZ - DCA

1 stop4h 53mAir Canada

Deal found 4/23

$178

Tue 5/2010:26 pmIAD - YYZ

1 stop10h 53mMultiple Airlines

Wed 5/2112:45 pmYYZ - IAD

Nonstop1h 34mMultiple Airlines

Deal found 4/23

$225

Thu 5/159:40 amDCA - YYZ

1 stop7h 35mDelta

Mon 5/192:30 pmYYZ - DCA

1 stop8h 19mDelta

Deal found 4/23

$233

Fri 6/66:00 amIAD - YYZ

1 stop5h 25mDelta

Mon 6/166:04 amYYZ - IAD

1 stop5h 55mDelta

Deal found 4/22

$233

Sat 5/1710:10 pmIAD - YYZ

1 stop12h 00mUnited Airlines

Sun 5/1812:45 pmYYZ - IAD

Nonstop1h 34mUnited Airlines

Deal found 4/23

$252

Sat 5/243:00 pmDCA - YYZ

1 stop6h 45mMultiple Airlines

Wed 5/2811:00 amYYZ - DCA

1 stop4h 49mMultiple Airlines

Deal found 4/23

$254

Wed 5/146:15 amBWI - YYZ

1 stop5h 25mDelta

Tue 5/2011:30 amYYZ - BWI

1 stop5h 43mDelta

Deal found 4/23

$255

Sat 6/711:54 amBWI - YYZ

1 stop26h 11mMultiple Airlines

Sat 6/146:30 amYYZ - BWI

1 stop16h 27mMultiple Airlines

Deal found 4/23

$261

Sat 6/148:40 pmDCA - YYZ

Nonstop1h 33mUnited Airlines

Fri 6/207:20 amYYZ - DCA

Nonstop1h 32mUnited Airlines

Deal found 4/23

$266

Thu 5/152:54 pmDCA - YYZ

Nonstop1h 50mBritish Airways

Wed 5/2111:05 amYYZ - DCA

Nonstop1h 35mBritish Airways

Deal found 4/23

$269

Thu 5/1510:19 pmIAD - YYZ

Nonstop1h 35mLufthansa

Mon 5/196:15 amYYZ - IAD

Nonstop1h 40mLufthansa

Deal found 4/23

$270

Best flights from Washington, D.C. to Niagara Falls
Discover carefully curated flight deals from Washington, D.C. to Niagara Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Tue 6/35:12 pmIAD - YYZ

Nonstop1h 53mAir Canada

Tue 6/177:47 pmYYZ - IAD

Nonstop1h 40mAir Canada

Deal found 4/23

$177

Tue 5/2010:26 pmIAD - YYZ

1 stop10h 53mMultiple Airlines

Wed 5/2112:45 pmYYZ - IAD

Nonstop1h 34mMultiple Airlines

Deal found 4/23

$225

Fri 6/66:00 amDCA - YYZ

1 stop5h 25mDelta

Thu 6/1212:14 pmYYZ - DCA

1 stop6h 45mDelta

Deal found 4/22

$233

Sat 5/1710:10 pmIAD - YYZ

1 stop12h 00mUnited Airlines

Sun 5/1812:45 pmYYZ - IAD

Nonstop1h 34mUnited Airlines

Deal found 4/23

$252

Fri 5/92:54 pmDCA - YYZ

Nonstop1h 50mAmerican Airlines

Tue 5/135:29 pmYYZ - DCA

Nonstop1h 40mAmerican Airlines

Deal found 4/22

$269

Thu 5/1510:19 pmIAD - YYZ

Nonstop1h 35mLufthansa

Mon 5/196:15 amYYZ - IAD

Nonstop1h 40mLufthansa

Deal found 4/23

$270

Sat 5/176:05 amDCA - YYZ

1 stop5h 15mWestJet

Tue 5/206:49 pmYYZ - DCA

1 stop4h 00mWestJet

Deal found 4/23

$291

Tue 6/312:55 pmDCA - YYZ

1 stop4h 05mAir Canada

Tue 6/175:00 pmYYZ - DCA

1 stop4h 53mAir Canada

Deal found 4/23

$178

Fri 6/66:00 amIAD - YYZ

1 stop5h 25mDelta

Mon 6/166:04 amYYZ - IAD

1 stop5h 55mDelta

Deal found 4/22

$233

Sat 5/243:00 pmDCA - YYZ

1 stop6h 45mMultiple Airlines

Tue 5/276:15 amYYZ - DCA

1 stop4h 04mMultiple Airlines

Deal found 4/22

$254

Sat 6/2812:25 pmBWI - YYZ

1 stop9h 20mSun Country Air

Sun 7/66:00 pmYYZ - BWI

1 stop17h 29mSun Country Air

Deal found 4/23

$525

Sat 5/243:00 pmDCA - YYZ

1 stop5h 17mUnited Airlines

Mon 5/267:20 amYYZ - DCA

Nonstop1h 33mUnited Airlines

Deal found 4/22

$276

Last-minute flights from Washington, D.C. to Niagara Falls
Discover last-minute flight deals from Washington, D.C. to Niagara Falls. Data last updated April 24, 2025 and is based on user searches.

Mon 4/286:50 amBWI - YYZ

2 stops14h 36mMultiple Airlines

Wed 4/307:30 amYYZ - BWI

1 stop7h 11mMultiple Airlines

Deal found 4/23

$356

Wed 4/307:00 amDCA - YYZ

2 stops14h 47mMultiple Airlines

Thu 5/16:08 pmYYZ - DCA

1 stop5h 02mMultiple Airlines

Deal found 4/22

$624

Thu 5/18:40 pmDCA - YYZ

Nonstop1h 33mAir Canada

Thu 5/156:10 pmYYZ - DCA

Nonstop1h 33mAir Canada

Deal found 4/23

$319

Thu 5/12:04 pmBWI - YYZ

1 stop9h 52mWestJet

Sun 5/186:05 pmYYZ - BWI

1 stop5h 15mWestJet

Deal found 4/23

$412

Thu 5/16:00 amDCA - YYZ

1 stop5h 25mWestJet

Thu 5/86:05 pmYYZ - DCA

1 stop5h 10mWestJet

Deal found 4/23

$449

Thu 5/11:56 pmIAD - YYZ

1 stop10h 00mWestJet

Mon 5/51:27 pmYYZ - IAD

1 stop7h 56mWestJet

Deal found 4/23

$485

Fri 5/212:40 pmIAD - YYZ

Nonstop1h 39mAir Canada

Sun 5/44:05 pmYYZ - IAD

1 stop5h 08mAir Canada

Deal found 4/22

$333

Fri 5/26:00 amDCA - YYZ

1 stop7h 04mDelta

Sun 5/42:30 pmYYZ - DCA

1 stop8h 20mDelta

Deal found 4/23

$427

Fri 5/26:00 amIAD - YYZ

1 stop5h 25mMultiple Airlines

Sun 5/412:30 amYYZ - IAD

1 stop12h 44mMultiple Airlines

Deal found 4/23

$463

Sat 5/310:10 amDCA - YYZ

Nonstop1h 45mAmerican Airlines

Sun 5/411:00 amYYZ - DCA

Nonstop1h 40mAmerican Airlines

Deal found 4/23

$402

Sat 5/36:00 amBWI - YYZ

1 stop5h 25mDelta

Tue 5/67:45 amYYZ - BWI

1 stop5h 14mDelta

Deal found 4/23

$416

Sat 5/312:11 pmIAD - YYZ

1 stop5h 04mDelta

Tue 5/612:15 pmYYZ - IAD

1 stop4h 24mDelta

Deal found 4/23

$416

One-way flights from Washington, D.C. to Niagara Falls
Search for one-way flight options from Washington, D.C. to Niagara Falls. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Tue 6/106:00 amDCA - YYZ

1 stop4h 39mAir Canada

Deal found 4/22

$79

Tue 6/242:25 pmIAD - YYZ

Nonstop1h 36mAir Canada

Deal found 4/22

$79

Mon 5/266:00 amDCA - YYZ

1 stop3h 30mDelta

Deal found 4/23

$89

Thu 5/299:40 amIAD - YYZ

1 stop7h 35mDelta

Deal found 4/23

$89

Wed 6/115:40 amBWI - YYZ

1 stop4h 44mDelta

Deal found 4/24

$100

Sat 5/176:59 amDCA - YYZ

Nonstop1h 33mUnited Airlines

Deal found 4/22

$108

Fri 5/2310:11 pmIAD - YYZ

Nonstop1h 43mUnited Airlines

Deal found 4/23

$108

Wed 5/77:45 amIAD - YYZ

1 stop16h 27mMultiple Airlines

Deal found 4/23

$126

Wed 5/146:00 amIAD - YYZ

1 stop5h 25mWestJet

Deal found 4/23

$129

Wed 8/611:53 amBWI - YYZ

1 stop10h 51mMultiple Airlines

Deal found 4/23

$132

Tue 5/207:50 amDCA - YYZ

2 stops16h 45mWestJet

Deal found 4/22

$134

Wed 6/1110:09 amDCA - YYZ

Nonstop1h 50mAmerican Airlines

Deal found 4/23

$135

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 6/3

5:12 pm-7:05 pm

Nonstop1h 53m

Toronto Pearson Intl

Tue 6/17

7:47 pm-9:27 pm

Nonstop1h 40m

$177

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 6/3

12:55 pm-5:00 pm

1 stop4h 05m

Toronto Pearson Intl

Tue 6/17

5:00 pm-9:53 pm

1 stop4h 53m

$178

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 5/20

10:26 pm-9:19 am

1 stop10h 53m

Toronto Pearson Intl

Wed 5/21

12:45 pm-2:19 pm

Nonstop1h 34m

$225

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 5/15

9:40 am-5:15 pm

1 stop7h 35m

Toronto Pearson Intl

Mon 5/19

2:30 pm-10:49 pm

1 stop8h 19m

$233

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 6/6

6:00 am-11:25 am

1 stop5h 25m

Toronto Pearson Intl

Thu 6/12

3:31 pm-10:55 pm

1 stop7h 24m

$233

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sat 5/17

10:10 pm-10:10 am

1 stop12h 00m

Toronto Pearson Intl

Sun 5/18

12:45 pm-2:19 pm

Nonstop1h 34m

$252

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 5/24

3:00 pm-9:45 pm

1 stop6h 45m

Toronto Pearson Intl

Tue 5/27

6:15 am-10:19 am

1 stop4h 04m

$254

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 5/14

6:15 am-11:40 am

1 stop5h 25m

Toronto Pearson Intl

Tue 5/20

11:30 am-5:13 pm

1 stop5h 43m

$255

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Sat 6/7

11:54 am-2:05 pm

1 stop26h 11m

Toronto Pearson Intl

Sat 6/14

6:30 am-10:57 pm

1 stop16h 27m

$261

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 6/14

8:40 pm-10:13 pm

Nonstop1h 33m

Toronto Pearson Intl

Fri 6/20

7:20 am-8:52 am

Nonstop1h 32m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 36 results

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

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

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Niagara Falls, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Niagara Falls (average of $243). Flying from Washington, D.C. 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 WAS to NI4?

When flying from Washington, D.C. 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. to Niagara Falls?

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

The most flights from WAS to NI4 are scheduled on a Monday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Niagara Falls 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

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 a feel of what it's like to fly with Porter Airlines, Delta and United Airlines from Washington, D.C. to Niagara Falls by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Porter Airlines

8.0

Very good

284 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Delta

8.0

Very good

7,920 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

United Airlines

7.4

Good

8,685 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

American Airlines

7.2

Good

10,000 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

WestJet

7.2

Good

2,816 reviews

Porter Airlines

8.0

Very good

284 reviews

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. to Niagara Falls one-way?
To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $79. Delta flights start at $89 while deals on United Airlines start at $108 one-way.
What are the most popular routes from Washington, D.C. to Niagara Falls?
While some choose either Washington, D.C. Reagan-National - Toronto Pearson Intl or Baltimore/Washington - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Toronto Pearson Intl is the most popular route from Washington, D.C. to Niagara Falls.
What are the most reliable airlines from Washington, D.C. to Niagara Falls?
The top 3 most reliable airlines when flying from Washington, D.C. to Niagara Falls are ANA (87%), Republic Airways (80%) and Air Canada (80%).
What are the cheapest flights from Washington, D.C. to Niagara Falls?
The cheapest flight price from Washington, D.C. to Niagara Falls is $94. On average you can expect to pay $927. The most popular route, (Washington, D.C. Dulles Intl - Toronto Pearson Intl), can usually be booked for $206.
Can I find deals for flights from Washington, D.C. to Niagara Falls that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Niagara Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Niagara Falls.
Can I find deals for business class flights from Washington, D.C. to Niagara Falls?
Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Niagara Falls?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Niagara Falls (average of $243). Flying from Washington, D.C. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington, D.C. to Niagara Falls

Complete your trip

Niagara Falls car rentals

Toronto Pearson Intl Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Kitchener car rentals

Kingston car rentals

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

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$103	Average$304	FlexibilityNo cancel fee	On-time52%
Air Canada	Cheapest$116	Average$341	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$127	Average$333	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$145	Average$349	FlexibilityNo cancel fee	On-time71%
Air Transat	Cheapest$169	Average$310	FlexibilityNo cancel fee	On-time50%
Delta	Cheapest$242	Average$412	FlexibilityNo cancel fee	On-timeN/A
WestJet	Cheapest$278	Average$455	FlexibilityNo cancel fee	On-time60%

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$79+ Cheap flights from Washington, D.C. (WAS) 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Niagara Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. to Niagara Falls are usually found in February or March, booked 83 days in advance, depart on a Friday or Thursday and return on a Friday

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

Keep the following information in mind while searching for Washington, D.C. to Niagara Falls flight deals. Data was last updated April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from Washington, D.C. to Niagara FallsExplore the most affordable flight options available from Washington, D.C. to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Explore the most affordable flight options available from Washington, D.C. to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Niagara Falls that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Washington, D.C. with our price prediction graph.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Niagara Falls. Price data was last updated on April 18, 2025.

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

What is the cheapest time of day to fly from WAS to NI4?

Find hourly flight availability from Washington, D.C. 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 April 24, 2025.

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

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

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

Rainfall in Niagara Falls by month

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

Temperature in Niagara Falls by month

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

Reviews of airlines servicing Niagara Falls

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Niagara Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Alternative routes for Washington, D.C. to Niagara Falls

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

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Cheapest flights from Washington, D.C. to Niagara Falls
Explore the most affordable flight options available from Washington, D.C. to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.