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Kentucky

$122+ Cheap flights from Ontario to Kentucky

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheap flight deals from Ontario to Kentucky

Cheapest flights from Ontario to Kentucky
Explore the most affordable flight options available from Ontario to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Fri 9/1812:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 7/28$174
This SmartFares deal was found by Cheapflights users on 7/27. 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 9/24:40 pm
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Wed 9/96:35 pm
BNA
-
YYZ
Nonstop1h 56m
Air Canada
Deal found 7/27$177
This iWofly deal was found by Cheapflights users on 7/28. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Sat 9/1912:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 7/28$179
This Trip.com deal was found by Cheapflights users on 7/25. 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 8/228:10 am
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Mon 8/246:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 7/25$182
This Cheapflightsfares deal was found by Cheapflights users on 7/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Fri 8/2112:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 7/26$184
This SmartFares deal was found by Cheapflights users on 7/27. 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 9/24:30 pm
YTZ
-
BNA
1 stop5h 19m
Air Canada
Wed 9/98:00 am
BNA
-
YTZ
1 stop5h 20m
Air Canada
Deal found 7/27$185
This Trip.com deal was found by Cheapflights users on 7/26. 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 9/54:40 pm
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Sun 9/66:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 7/26$186
This Cheapflightsfares deal was found by Cheapflights users on 7/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Fri 9/412:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 7/26$186
This Air Canada deal was found by Cheapflights users on 7/26. 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 8/118:15 am
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Thu 8/136:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 7/26$190
This Air Canada deal was found by Cheapflights users on 7/26. 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 8/118:15 am
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Sat 8/156:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 7/26$191
This Flightnetwork deal was found by Cheapflights users on 7/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:45 am
YTZ
-
BNA
1 stop5h 14m
Multiple Airlines
Wed 9/212:55 pm
BNA
-
YTZ
Nonstop2h 05m
Multiple Airlines
Deal found 7/27$191
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Wed 8/264:40 pm
YYZ
-
BNA
Nonstop2h 03m
Air Canada
Sat 8/296:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 7/26$192

Find flight deals from Ontario to Kentucky

Keep the following information in mind while searching for Ontario to Kentucky flight deals. Data was last updated July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$174
(Cheapflightsfares)

One-way from

$122
(Air Canada)

Popular in

October

Cheapest in

May

Average price

$533
Provider with most accurate pricing for Toronto (YTO)-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Louisville Intl flights.
Search Deals
From Ontario to Kentucky
Search Deals
One-way flight from Ontario to Kentucky
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Kentucky 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 July 30, 2026.
Use the filters below to find and compare flights from Ontario to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Tue 8/18

10:50 am-12:15 pm

Nonstop2h 25m

Nashville Intl

Thu 8/20

12:55 pm-4:00 pm

Nonstop2h 05m

$184

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Tue 8/11

10:45 am-2:59 pm

1 stop5h 14m

Nashville Intl

Fri 8/14

8:15 am-3:51 pm

1 stop6h 36m

$202

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Wed 8/19

10:50 am-12:15 pm

Nonstop2h 25m

Nashville Intl

Sat 8/22

12:55 pm-4:00 pm

Nonstop2h 05m

$211

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Wed 9/9

10:50 am-12:15 pm

Nonstop2h 25m

Nashville Intl

Wed 9/16

12:55 pm-4:00 pm

Nonstop2h 05m

$214

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Wed 8/12

9:30 am-2:59 pm

1 stop6h 29m

Nashville Intl

Sat 8/15

8:15 am-3:51 pm

1 stop6h 36m

$245

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Thu 9/10

7:35 pm-8:50 am

1 stop14h 15m

Nashville Intl

Thu 9/17

12:55 pm-4:00 pm

Nonstop2h 05m

$266

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 10/22

9:00 pm-8:40 am

1 stop12h 40m

Nashville Intl

Mon 10/26

6:43 pm-11:52 pm

1 stop4h 09m

$273

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sun 8/9

4:45 pm-6:00 pm

Nonstop2h 15m

Nashville Intl

Sat 8/15

2:51 pm-11:57 pm

1 stop8h 06m

$277

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Tue 9/15

12:08 pm-4:46 pm

1 stop5h 38m

Nashville Intl

Sat 9/19

6:05 am-11:18 am

1 stop4h 13m

$292

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Wed 9/9

8:20 am-3:57 pm

2 stops8h 37m

Nashville Intl

Wed 9/16

6:02 am-6:20 pm

2 stops11h 18m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Kentucky

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

What is the cheapest month to book a flight from Region of Ontario to Kentucky?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $479). Flying from Region of Ontario to Kentucky in January is currently the most expensive (average of $723). 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 Ontario to Kentucky. 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 Region of Ontario to Kentucky?

    A quick flight from Region of Ontario to Kentucky can take about 2h 25m. Porter Airlines provides one of the quickest options available for as low as $184. Airlines will cover a distance of 646 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Ontario to Kentucky?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Kentucky 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 Region of Ontario to Kentucky?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $479). Flying from Region of Ontario to Kentucky in January is currently the most expensive (average of $723). 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 Ontario to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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