How long is the flight from Washington, D.C. to Niagara Falls?

Departing from Washington, D.C. to Niagara Falls will take you 1h 32m. Airlines will cover a distance of 359 mi. Most flights are nonstop.

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.

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).

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

While some choose either Washington, D.C. Dulles Intl - Toronto Pearson Intl or Baltimore/Washington - Toronto Pearson Intl, Washington, D.C. Reagan-National - 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 $106. On average you can expect to pay $933. The most popular route, (Washington, D.C. Reagan-National - Toronto Pearson Intl), can usually be booked for $246.

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 (90%), Copa Airlines (87%) and Air Canada (85%).

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.

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.

$58+ Flights from Washington, D.C. to Niagara Falls

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

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Cheapflights Tip: The best prices from Washington, D.C. to Niagara Falls are usually found in February or June, booked 60 days in advance, depart on a Friday or Thursday and return on a Thursday

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

Round-trip from	$191 (Mytrip)
One-way from	$58 (Trip.com)
Popular in	December
Cheapest in	February
Average price	$320

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. 5% potential increase in price ($20 potential increase over avg. RT price).

Search Deals

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

Search Deals

Average for round-trip flights in September 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 September 16, 2025.

Fri 10/319:41 pmBWI - YYZ

1 stop16h 39mMultiple Airlines

Fri 11/712:50 pmYYZ - BWI

1 stop7h 42mMultiple Airlines

Deal found 9/16

$191

Mon 10/68:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Tue 10/146:30 amYYZ - BWI

1 stop28h 31mMultiple Airlines

Deal found 9/15

$211

Thu 10/166:00 amDCA - YYZ

1 stop4h 39mAir Canada

Sun 10/197:25 amYYZ - DCA

Nonstop1h 34mAir Canada

Deal found 9/15

$213

Thu 10/304:30 pmIAD - YYZ

Nonstop1h 28mAir Canada

Thu 11/62:20 pmYYZ - IAD

Nonstop1h 31mAir Canada

Deal found 9/15

$213

Thu 10/238:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Sun 10/264:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/14

$214

Thu 10/306:00 amDCA - YYZ

1 stop4h 49mAir Canada

Thu 11/67:20 amYYZ - DCA

Nonstop1h 35mAir Canada

Deal found 9/15

$216

Fri 11/79:37 pmBWI - YYZ

1 stop16h 43mMultiple Airlines

Tue 11/115:15 pmYYZ - BWI

1 stop15h 35mMultiple Airlines

Deal found 9/15

$218

Fri 10/248:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Mon 10/274:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/15

$220

Tue 10/78:00 amBWI - YYZ

1 stop14h 40mMultiple Airlines

Tue 10/146:30 amYYZ - BWI

1 stop28h 31mMultiple Airlines

Deal found 9/15

$221

Thu 10/307:00 pmBWI - YYZ

1 stop19h 40mMultiple Airlines

Mon 11/34:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/14

$225

Fri 11/79:37 pmBWI - YYZ

1 stop16h 43mMultiple Airlines

Mon 11/104:00 pmYYZ - BWI

1 stop7h 42mMultiple Airlines

Deal found 9/14

$227

Tue 10/78:00 amBWI - YYZ

1 stop14h 40mMultiple Airlines

Wed 10/156:30 amYYZ - BWI

1 stop8h 18mMultiple Airlines

Deal found 9/15

$229

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 September 16, 2025.

Thu 10/236:59 amDCA - YYZ

Nonstop1h 32mAir Canada

Sun 10/267:20 amYYZ - DCA

Nonstop1h 35mAir Canada

Deal found 9/15

$253

Sun 10/198:28 amIAD - YYZ

Nonstop1h 36mUnited Airlines

Tue 10/2112:45 pmYYZ - IAD

Nonstop1h 40mUnited Airlines

Deal found 9/15

$262

Mon 10/205:22 pmIAD - YYZ

Nonstop1h 43mMultiple Airlines

Fri 10/2412:10 pmYYZ - IAD

Nonstop1h 28mMultiple Airlines

Deal found 9/16

$267

Wed 10/156:19 amDCA - YYZ

1 stop8h 26mDelta

Mon 10/203:35 pmYYZ - DCA

1 stop7h 24mDelta

Deal found 9/14

$287

Thu 10/3010:11 pmIAD - YYZ

Nonstop1h 35mUnited Airlines

Thu 11/610:00 amYYZ - IAD

Nonstop1h 45mUnited Airlines

Deal found 9/14

$262

Sat 9/2710:00 amDCA - YYZ

1 stop7h 19mMultiple Airlines

Sat 9/278:55 pmYYZ - DCA

Nonstop1h 39mMultiple Airlines

Deal found 9/13

$272

Fri 10/176:12 pmBWI - YYZ

1 stop20h 48mAlaska Airlines

Tue 10/214:45 pmYYZ - BWI

1 stop13h 27mAlaska Airlines

Deal found 9/14

$554

Sat 11/85:22 pmDCA - YYZ

1 stop5h 33mDelta

Wed 11/126:05 amYYZ - DCA

1 stop6h 24mDelta

Deal found 9/14

$287

Thu 11/65:15 pmIAD - YYZ

Nonstop1h 42mUnited Airlines

Fri 11/142:45 pmYYZ - IAD

Nonstop1h 42mUnited Airlines

Deal found 9/14

$262

Sat 10/114:20 pmBWI - YYZ

1 stop7h 21mMultiple Airlines

Sat 10/181:35 pmYYZ - BWI

1 stop9h 57mMultiple Airlines

Deal found 9/16

$277

Tue 11/117:20 pmDCA - YYZ

1 stop4h 00mDelta

Sat 11/1512:08 pmYYZ - DCA

1 stop4h 27mDelta

Deal found 9/14

$287

Tue 11/1110:11 pmIAD - YYZ

Nonstop1h 35mUnited Airlines

Thu 11/1310:00 amYYZ - IAD

Nonstop1h 45mUnited Airlines

Deal found 9/14

$262

Fri 10/317:00 pmDCA - YYZ

1 stop4h 20mMultiple Airlines

Sun 11/28:15 amYYZ - DCA

1 stop4h 04mMultiple Airlines

Deal found 9/14

$277

Fri 11/710:11 pmIAD - YYZ

Nonstop1h 35mUnited Airlines

Tue 11/1110:00 amYYZ - IAD

Nonstop1h 45mUnited Airlines

Deal found 9/14

$262

Sat 10/185:00 pmDCA - YYZ

1 stop6h 58mMultiple Airlines

Mon 10/206:30 amYYZ - DCA

1 stop5h 38mMultiple Airlines

Deal found 9/14

$277

Mon 11/108:45 amIAD - YYZ

1 stop4h 58mUnited Airlines

Fri 11/142:45 pmYYZ - IAD

Nonstop1h 42mUnited Airlines

Deal found 9/14

$272

Fri 10/248:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Sun 10/268:00 amYYZ - BWI

3 stops22h 35mMultiple Airlines

Deal found 9/15

$281

Mon 10/2010:10 pmIAD - YYZ

1 stop11h 48mUnited Airlines

Fri 10/2410:05 amYYZ - IAD

Nonstop1h 40mUnited Airlines

Deal found 9/16

$272

Sat 11/15:00 pmDCA - YYZ

1 stop4h 24mMultiple Airlines

Tue 11/48:15 amYYZ - DCA

1 stop4h 04mMultiple Airlines

Deal found 9/16

$282

Sun 10/56:30 amIAD - YYZ

1 stop5h 19mUnited Airlines

Tue 10/710:05 amYYZ - IAD

Nonstop1h 40mUnited Airlines

Deal found 9/14

$272

Thu 10/169:00 amDCA - YYZ

1 stop4h 47mMultiple Airlines

Mon 10/206:30 amYYZ - DCA

1 stop5h 38mMultiple Airlines

Deal found 9/16

$282

Tue 10/146:30 amIAD - YYZ

1 stop13h 07mUnited Airlines

Tue 10/217:47 pmYYZ - IAD

Nonstop1h 38mUnited Airlines

Deal found 9/16

$272

Mon 10/208:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Tue 10/289:35 amYYZ - BWI

1 stop13h 57mMultiple Airlines

Deal found 9/14

$283

Mon 11/106:00 amIAD - YYZ

1 stop5h 48mUnited Airlines

Wed 11/1210:00 amYYZ - IAD

Nonstop1h 45mUnited Airlines

Deal found 9/14

$272

Sat 10/117:50 amBWI - YYZ

2 stops23h 02mMultiple Airlines

Wed 10/156:30 amYYZ - BWI

1 stop8h 18mMultiple Airlines

Deal found 9/16

$296

Sat 10/186:04 pmDCA - YYZ

1 stop5h 54mUnited Airlines

Tue 10/211:00 pmYYZ - DCA

1 stop5h 03mUnited Airlines

Deal found 9/16

$287

Wed 10/156:00 amBWI - YYZ

1 stop6h 10mDelta

Thu 10/166:09 pmYYZ - BWI

1 stop4h 53mDelta

Deal found 9/14

$569

Sat 9/274:24 pmBWI - YYZ

1 stop7h 17mMultiple Airlines

Sun 9/289:35 amYYZ - BWI

1 stop13h 50mMultiple Airlines

Deal found 9/13

$345

Mon 9/297:49 pmBWI - YYZ

1 stop21h 13mMultiple Airlines

Thu 10/24:00 pmYYZ - BWI

2 stops19h 00mMultiple Airlines

Deal found 9/13

$354

Thu 10/25:45 amBWI - YYZ

2 stops24h 27mMultiple Airlines

Tue 10/712:00 pmYYZ - BWI

3 stops22h 28mMultiple Airlines

Deal found 9/16

$397

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 September 16, 2025 and is based on user searches.

Mon 10/68:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Tue 10/146:30 amYYZ - BWI

1 stop28h 31mMultiple Airlines

Deal found 9/15

$211

Tue 10/78:00 amBWI - YYZ

1 stop14h 40mMultiple Airlines

Tue 10/146:30 amYYZ - BWI

1 stop28h 31mMultiple Airlines

Deal found 9/15

$221

Tue 10/78:00 amBWI - YYZ

1 stop14h 40mMultiple Airlines

Wed 10/156:30 amYYZ - BWI

1 stop8h 18mMultiple Airlines

Deal found 9/15

$229

Thu 10/166:00 amDCA - YYZ

1 stop4h 39mAir Canada

Sun 10/197:25 amYYZ - DCA

Nonstop1h 34mAir Canada

Deal found 9/15

$213

Thu 10/238:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Sun 10/264:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/14

$214

Fri 10/248:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Mon 10/274:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/15

$220

Fri 10/248:53 pmIAD - YYZ

1 stop17h 32mMultiple Airlines

Mon 10/2710:15 amYYZ - IAD

1 stop8h 30mMultiple Airlines

Deal found 9/14

$234

Fri 10/248:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Sun 10/264:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/14

$237

Thu 10/304:30 pmIAD - YYZ

Nonstop1h 28mAir Canada

Thu 11/62:20 pmYYZ - IAD

Nonstop1h 31mAir Canada

Deal found 9/15

$213

Thu 10/306:00 amDCA - YYZ

1 stop4h 49mAir Canada

Thu 11/67:20 amYYZ - DCA

Nonstop1h 35mAir Canada

Deal found 9/15

$216

Thu 10/307:00 pmBWI - YYZ

1 stop19h 40mMultiple Airlines

Mon 11/34:00 pmYYZ - BWI

1 stop6h 36mMultiple Airlines

Deal found 9/14

$225

Fri 10/319:41 pmBWI - YYZ

1 stop16h 39mMultiple Airlines

Fri 11/712:50 pmYYZ - BWI

1 stop7h 42mMultiple Airlines

Deal found 9/16

$191

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 September 16, 2025.

Fri 10/319:11 pmBWI - YYZ

1 stop17h 09mMultiple Airlines

Deal found 9/14

$58

Thu 10/308:21 pmBWI - YYZ

1 stop18h 19mMultiple Airlines

Deal found 9/15

$71

Fri 10/248:21 pmBWI - YYZ

1 stop17h 44mMultiple Airlines

Deal found 9/15

$76

Thu 11/136:50 pmBWI - YYZ

1 stop26h 17mMultiple Airlines

Deal found 9/15

$90

Sun 10/126:59 amDCA - YYZ

Nonstop1h 32mAir Canada

Deal found 9/14

$98

Sun 10/122:25 pmIAD - YYZ

Nonstop1h 32mAir Canada

Deal found 9/14

$98

Sun 10/55:37 pmBWI - YYZ

1 stop27h 30mMultiple Airlines

Deal found 9/14

$102

Mon 12/16:00 amDCA - YYZ

1 stop4h 49mAir Canada

Deal found 9/15

$102

Tue 10/710:20 amIAD - YYZ

Nonstop1h 32mAir Canada

Deal found 9/15

$102

Fri 9/267:49 pmBWI - YYZ

1 stop18h 16mMultiple Airlines

Deal found 9/15

$103

Fri 10/248:53 pmIAD - YYZ

1 stop17h 32mMultiple Airlines

Deal found 9/14

$104

Thu 10/26:00 amDCA - YYZ

1 stop5h 39mAir Canada

Deal found 9/15

$105

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

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 10/23

6:59 am-8:31 am

Nonstop1h 32m

Toronto Pearson Intl

Sun 10/26

7:20 am-8:55 am

Nonstop1h 35m

$253

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sun 10/19

8:28 am-10:04 am

Nonstop1h 36m

Toronto Pearson Intl

Tue 10/21

12:45 pm-2:25 pm

Nonstop1h 40m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 10/30

10:11 pm-11:46 pm

Nonstop1h 35m

Toronto Pearson Intl

Thu 11/6

10:00 am-11:45 am

Nonstop1h 45m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 11/6

5:15 pm-6:57 pm

Nonstop1h 42m

Toronto Pearson Intl

Fri 11/14

2:45 pm-4:27 pm

Nonstop1h 42m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 11/11

10:11 pm-11:46 pm

Nonstop1h 35m

Toronto Pearson Intl

Thu 11/13

10:00 am-11:45 am

Nonstop1h 45m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 11/7

10:11 pm-11:46 pm

Nonstop1h 35m

Toronto Pearson Intl

Tue 11/11

10:00 am-11:45 am

Nonstop1h 45m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 10/20

5:22 pm-7:05 pm

Nonstop1h 43m

Toronto Pearson Intl

Fri 10/24

12:10 pm-1:38 pm

Nonstop1h 28m

$267

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 9/27

10:00 am-5:19 pm

1 stop7h 19m

Toronto Pearson Intl

Sat 9/27

8:55 pm-10:34 pm

Nonstop1h 39m

$272

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 11/10

8:45 am-1:43 pm

1 stop4h 58m

Toronto Pearson Intl

Fri 11/14

2:45 pm-4:27 pm

Nonstop1h 42m

$272

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 10/20

10:10 pm-9:58 am

1 stop11h 48m

Toronto Pearson Intl

Fri 10/24

10:05 am-11:45 am

Nonstop1h 40m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 58 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 59 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 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 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 Friday evenings when fares are most often at their lowest. Sunday 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 (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

Reviews of airlines servicing Niagara Falls

See what other customers who have flown with Delta, Porter Airlines, and United Airlines from Washington, D.C. to Niagara Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,957 reviews

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

7,957 reviews

Delta

8.0

Very good

7,957 reviews

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!

Porter Airlines

7.9

Good

363 reviews

Delta

8.0

Very good

7,957 reviews

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

8,924 reviews

Delta

8.0

Very good

7,957 reviews

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

7,957 reviews

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

7.1

Good

10,000 reviews

Delta

8.0

Very good

7,957 reviews

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

How long is the flight from Washington, D.C. to Niagara Falls?
Departing from Washington, D.C. to Niagara Falls will take you 1h 32m. Airlines will cover a distance of 359 mi. Most flights are nonstop.
What are the most popular routes from Washington, D.C. to Niagara Falls?
While some choose either Washington, D.C. Dulles Intl - Toronto Pearson Intl or Baltimore/Washington - Toronto Pearson Intl, Washington, D.C. Reagan-National - 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 (90%), Copa Airlines (87%) and Air Canada (85%).
What are the cheapest flights from Washington, D.C. to Niagara Falls?
The cheapest flight price from Washington, D.C. to Niagara Falls is $106. On average you can expect to pay $933. The most popular route, (Washington, D.C. Reagan-National - Toronto Pearson Intl), can usually be booked for $246.
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 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.

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

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Kitchener car rentals

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

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	Cheapest$54	Average$284	FlexibilityNo cancel fee	On-time52%
United Airlines	Cheapest$127	Average$341	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$137	Average$327	FlexibilityNo cancel fee	On-time67%
Air Transat	Cheapest$176	Average$246	FlexibilityNo cancel fee	On-time50%
Delta	Cheapest$242	Average$316	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$244	Average$381	FlexibilityNo cancel fee	On-time71%
WestJet	Cheapest$278	Average$553	FlexibilityNo cancel fee	On-time60%

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$58+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Washington, D.C. to Niagara Falls are usually found in February or June, booked 60 days in advance, depart on a Friday or Thursday and return on a Thursday

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 September 16, 2025.

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 September 16, 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 September 16, 2025.

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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 September 12, 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 September 16, 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

Reviews of airlines servicing Niagara Falls

See what other customers who have flown with Delta, Porter Airlines, and United Airlines from Washington, D.C. to Niagara Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

How long is the flight from Washington, D.C. to Niagara Falls?

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

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

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

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

How can I 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?

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

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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 September 16, 2025.