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Niagara Falls

$48+ Cheap flights from Kentucky 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YYZ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Kentucky to Niagara Falls

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

This Delta deal was found by Cheapflights users on 12/15. 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.
Mon 12/296:15 amBNA - YYZ
1 stop8h 55mDelta
Fri 1/96:14 pmYYZ - BNA
1 stop5h 46mDelta
Deal found 12/15$329
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Sun 12/215:55 pmCVG - YYZ
1 stop29h 54mMultiple Airlines
Fri 1/237:15 amYYZ - CVG
1 stop16h 11mMultiple Airlines
Deal found 12/15$351
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:47 pmTYS - YYZ
1 stop19h 33mMultiple Airlines
Mon 1/57:10 amYYZ - TYS
1 stop14h 38mMultiple Airlines
Deal found 12/16$353
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:45 amBNA - YYZ
1 stop8h 38mAmerican Airlines
Mon 1/510:56 amYYZ - BNA
1 stop8h 11mAmerican Airlines
Deal found 12/16$421
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:46 amBNA - YYZ
1 stop29h 34mMultiple Airlines
Fri 1/27:15 amYYZ - BNA
1 stop16h 59mMultiple Airlines
Deal found 12/16$445
This Air Canada deal was found by Cheapflights users on 12/15. 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.
Mon 12/296:01 amBNA - YYZ
1 stop9h 01mAir Canada
Fri 1/96:35 pmYYZ - BNA
Nonstop2h 15mAir Canada
Deal found 12/15$448
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:36 pmBNA - YYZ
2 stops43h 44mMultiple Airlines
Fri 1/27:15 amYYZ - BNA
1 stop16h 59mMultiple Airlines
Deal found 12/16$452
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Mon 12/227:46 amBNA - YYZ
1 stop29h 34mMultiple Airlines
Wed 12/319:35 amYYZ - BNA
1 stop13h 52mMultiple Airlines
Deal found 12/17$458
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:05 pmBNA - YYZ
1 stop4h 41mUnited Airlines
Fri 1/29:00 pmYYZ - BNA
1 stop13h 05mUnited Airlines
Deal found 12/16$481
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:36 pmBNA - YYZ
2 stops43h 44mMultiple Airlines
Wed 12/319:35 amYYZ - BNA
1 stop11h 08mMultiple Airlines
Deal found 12/16$482
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/239:18 pmLEX - YYZ
1 stop14h 25mMultiple Airlines
Sun 12/2811:30 pmYYZ - LEX
2 stops45h 03mMultiple Airlines
Deal found 12/16$548
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Mon 12/229:26 pmCVG - YYZ
1 stop16h 54mMultiple Airlines
Thu 12/257:45 pmYYZ - CVG
1 stop23h 04mMultiple Airlines
Deal found 12/17$550

Find flight deals from Kentucky to Niagara Falls

Keep the following information in mind while searching for Kentucky to Niagara Falls flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$139
(Kiwi.com)

One-way from

$79
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$703
Provider with most accurate pricing for Louisville Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Toronto (YTO) flights.
Search Deals
From Kentucky to Niagara Falls
Search Deals
One-way flight from Kentucky to Niagara Falls
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 December 18, 2025.
Use the filters below to find and compare flights from Kentucky to Niagara Falls that are best for you.

Fly from

Kentucky

Fly to

Niagara Falls

Route

Depart

Return

Price

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Sat 1/24

10:39 am-4:12 pm

1 stop4h 33m

Toronto Pearson Intl

Sun 1/25

5:15 pm-8:30 pm

1 stop4h 15m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Tue 1/13

10:19 am-5:40 pm

1 stop6h 21m

Toronto Pearson Intl

Tue 1/20

6:00 am-12:42 pm

1 stop7h 42m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Sat 1/17

6:15 am-11:20 am

1 stop4h 05m

Toronto Pearson Intl

Sun 1/18

6:00 am-9:41 am

1 stop4h 41m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 1/23

6:15 am-4:12 pm

1 stop8h 57m

Toronto Pearson Intl

Sun 1/25

6:00 am-9:41 am

1 stop4h 41m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 1/15

6:15 am-11:20 am

1 stop4h 05m

Toronto Pearson Intl

Thu 1/22

12:12 pm-5:04 pm

1 stop5h 52m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 1/30

10:48 am-5:04 pm

1 stop5h 16m

Toronto Pearson Intl

Fri 2/6

6:00 am-9:41 am

1 stop4h 41m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Tue 2/24

10:49 am-4:10 pm

1 stop4h 21m

Toronto Pearson Intl

Mon 3/2

5:15 pm-9:44 pm

1 stop5h 29m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Mon 2/16

1:51 pm-11:57 pm

1 stop9h 06m

Toronto Pearson Intl

Wed 3/4

6:10 am-2:59 pm

1 stop9h 49m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Sat 1/24

6:15 am-11:20 am

1 stop4h 05m

Toronto Pearson Intl

Tue 1/27

10:05 am-1:26 pm

1 stop4h 21m

$234

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 1/15

6:15 am-11:20 am

1 stop4h 05m

Toronto Pearson Intl

Sun 1/18

6:10 am-12:59 pm

1 stop7h 49m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 56 results
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Best time to book a flight from Kentucky to Niagara Falls

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

What is the cheapest month to book a flight from Kentucky to Niagara Falls?

Currently, April is the cheapest month in which you can book a flight from Kentucky to Niagara Falls (average of $193). Flying from Kentucky to Niagara Falls in November is currently the most expensive (average of $844). 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.

Related info for your journey

Find useful and relevant information for your journey from Kentucky 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 Kentucky to Niagara Falls?

    Departing from Kentucky to Niagara Falls will take you 4h 33m. The distance from Kentucky to Niagara Falls is about 642 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Kentucky to Niagara Falls?

    The most popular route from Kentucky to Niagara Falls is Nashville Intl - Toronto Pearson Intl. You may also consider Cincinnati Cinci./N. Kentucky - Toronto Pearson Intl or Knoxville McGhee Tyson - Toronto Pearson Intl.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Kentucky to Niagara Falls (average of $193). Flying from Kentucky to Niagara Falls in November is currently the most expensive (average of $844). 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

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Alternative routes for Kentucky to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Pearson Intl flights
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Newark to Toronto Island flights
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Reagan-National to Pierre Elliott Trudeau Intl flights
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Los Angeles to Pierre Elliott Trudeau Intl flights
Seattle to Pearson Intl flights
Atlanta to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
San Francisco to Pearson Intl flights
Boston to Toronto Island flights
Boston to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Hobby to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pearson Intl flights
Dulles Intl to Toronto Island flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Tampa to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Miami to Pearson Intl flights
Raleigh to Pearson Intl flights
Philadelphia to Pearson Intl flights
Austin to Pearson Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Baltimore to Pearson Intl flights
Midway to Pearson Intl flights
Charlotte to Pearson Intl flights
Midway to Toronto Island flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Orlando to Pearson Intl flights
O'Hare Intl to Toronto Island flights
Hobby to Pierre Elliott Trudeau Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights

Top airline flying from Kentucky to Niagara Falls

Discover the top airline that operate flights from Kentucky 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$370Average$578FlexibilityNo cancel feeOn-timeN/A

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