HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$96+ Cheap flights from Boston (BOS) to Niagara Falls, ON, 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Niagara Falls with Cheapflights

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.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Boston Logan Intl to Niagara Falls are usually found in September or May, booked 62 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Boston to Niagara Falls

Cheapest flights from Boston to Niagara Falls
Explore the most affordable flight options available from Boston to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Mytrip deal was found by Cheapflights users on 3/6. 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.
Thu 5/145:50 am
BOS
-
YYZ
1 stop5h 48m
Air Canada
Tue 5/1912:00 pm
YYZ
-
BOS
1 stop6h 07m
Air Canada
Deal found 3/6$221
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Thu 7/235:45 am
BOS
-
YYZ
1 stop4h 50m
Air Canada
Sat 8/88:55 pm
YYZ
-
BOS
Nonstop1h 43m
Air Canada
Deal found 3/9$222
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:35 pm
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Fri 6/57:25 am
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Deal found 3/5$223
This flugladen.de deal was found by Cheapflights users on 3/7. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:15 am
BOS
-
YYZ
Nonstop1h 53m
Air Canada
Sat 4/118:15 am
YYZ
-
BOS
Nonstop1h 44m
Air Canada
Deal found 3/7$224
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/173:25 pm
BOS
-
YYZ
1 stop4h 19m
Porter Airlines
Thu 6/183:55 pm
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Deal found 3/5$226
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Thu 7/235:45 am
BOS
-
YYZ
1 stop4h 50m
Air Canada
Thu 8/610:30 am
YYZ
-
BOS
1 stop4h 11m
Air Canada
Deal found 3/9$227
This Trip.com deal was found by Cheapflights users on 3/7. 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.
Sat 3/286:15 am
BOS
-
YYZ
Nonstop2h 02m
Air Canada
Mon 3/3010:00 am
YYZ
-
BOS
1 stop4h 52m
Air Canada
Deal found 3/7$228
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:35 pm
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Fri 6/123:40 pm
YYZ
-
BOS
1 stop5h 15m
Porter Airlines
Deal found 3/5$229
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:25 pm
BOS
-
YYZ
1 stop4h 19m
Porter Airlines
Sat 6/203:55 pm
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Deal found 3/5$230

Find flight deals from Boston to Niagara Falls

Keep the following information in mind while searching for Boston to Niagara Falls flight deals. Data was last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(Mytrip)

One-way from

$96
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$353
Provider with most accurate pricing for Boston Logan Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Toronto (YTO) flights.
Search Deals
From Boston Logan Intl to Niagara Falls
Search Deals
One-way flight from Boston Logan Intl to Niagara Falls
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 March 10, 2026.
Use the filters below to find and compare flights from Boston to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 7/27

6:00 am-11:43 am

1 stop5h 43m

Toronto Pearson Intl

Fri 7/31

7:30 am-11:16 am

1 stop3h 46m

$293

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 4/6

6:00 am-11:43 am

1 stop5h 43m

Toronto Pearson Intl

Thu 4/9

2:30 pm-7:06 pm

1 stop4h 36m

$304
Quickest round-trip

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 6/3

6:35 pm-8:30 pm

Nonstop1h 55m

Toronto Pearson Intl

Sat 6/6

7:25 am-9:05 am

Nonstop1h 40m

$311

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sat 4/11

3:30 pm-8:10 pm

1 stop4h 40m

Toronto Pearson Intl

Wed 4/15

9:00 am-6:12 pm

2 stops9h 12m

$315

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 6/18

3:25 pm-5:34 am

2 stops14h 09m

Toronto Pearson Intl

Sat 6/20

3:55 pm-5:35 pm

Nonstop1h 40m

$324

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 6/4

3:25 pm-7:44 pm

1 stop4h 19m

Toronto Pearson Intl

Tue 6/16

3:40 pm-8:55 pm

1 stop5h 15m

$325

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 4/16

6:00 am-1:44 pm

1 stop7h 44m

Toronto Pearson Intl

Mon 4/27

6:00 am-1:24 pm

1 stop7h 24m

$336

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 6/15

4:45 pm-5:34 am

2 stops12h 49m

Toronto Pearson Intl

Sat 6/20

3:40 pm-8:55 pm

1 stop5h 15m

$336

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 6/17

3:25 pm-5:34 am

2 stops14h 09m

Toronto Pearson Intl

Thu 6/18

3:40 pm-8:55 pm

1 stop5h 15m

$354

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 4/16

6:00 am-1:44 pm

1 stop7h 44m

Toronto Pearson Intl

Mon 4/20

6:00 am-2:21 pm

1 stop8h 21m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Boston to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Boston 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 Boston to Niagara Falls

How far ahead should I book a flight from Boston to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Niagara Falls. Price data was last updated on March 6, 2026.

To ensure you get the cheapest price possible for a flight from Boston to Niagara Falls, you should look to book at least 62 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 Boston to Niagara Falls?

Currently, April is the cheapest month in which you can book a flight from Boston to Niagara Falls (average of $118). Flying from Boston to Niagara Falls in July is currently the most expensive (average of $230). 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 BOS to NI4?

Find hourly flight availability from Boston 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 March 10, 2026.

It’s optimal to fly from Boston to Niagara Falls in the morning. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Boston to Niagara Falls?

Use this chart to determine the cheapest time to fly round-trip from Boston to Niagara Falls. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Boston to Niagara Falls flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Niagara Falls

Explore weekly flight availability from Boston 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 March 10, 2026.

The most flights from BOS to NI4 are scheduled on a Monday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Boston to Niagara Falls?

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 March 10, 2026.
Read through reviews of airlines operating flights from Boston to Niagara Falls, such as Porter Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Delta
7.9
Good
8,276 reviews
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,409 reviews
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,414 reviews
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews

Food

7.6

Crew

8.6

Entertainment

7.0

Overall

8.0

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

Find useful and relevant information for your journey from Boston 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 airport do you fly from for flights from Boston to Niagara Falls?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Niagara Falls from Boston. Booking flights from Logan Intl (BOS) to Niagara Falls should be relatively easy as there are 10 daily outbound flights to Niagara Falls from 6 different airlines.

  • How long is the flight from Boston to Niagara Falls?

    For as low as $311, United Airlines can have you in Niagara Falls from Boston in 1h 55m. Boston and Niagara Falls are separated by a distance of 444 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Boston to Niagara Falls one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $97. Users have also found prices from $110 and $114 on Porter Airlines and United Airlines, respectively.

  • What are the most reliable airlines from Boston to Niagara Falls?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Niagara Falls on time: ITA Airways (100%), TAP AIR PORTUGAL (59%), Emirates (55%).

  • What are the cheapest flights from Boston to Niagara Falls?

    The cheapest flight price from Boston to Niagara Falls is $108. On average you can expect to pay $921. The most popular route, (Boston Logan Intl - Toronto Pearson Intl), can usually be booked for $245.

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

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

  • How can I find direct flights from Boston to Niagara Falls?

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

  • Can I find deals for business class flights from Boston to Niagara Falls?

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Niagara Falls?

    Currently, April is the cheapest month in which you can book a flight from Boston to Niagara Falls (average of $118). Flying from Boston to Niagara Falls in July is currently the most expensive (average of $230). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Boston to Niagara Falls

Discover the top 6 airlines that operate flights from Boston 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$125Average$278FlexibilityNo cancel feeOn-time52%
DeltaCheapest$128Average$194FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$146Average$322FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$191Average$371FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$220Average$364FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$286Average$402FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.