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Kentucky

$109+ 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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Ontario to Kentucky

Keep the following information in mind while searching for Ontario to Kentucky flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$167
(Air Canada)

One-way from

$109
(Trip.com)

Popular in

October

Cheapest in

February

Average price

$613
Provider with most accurate pricing for Toronto (YTO)-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Louisville Intl flights.
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From Ontario to Kentucky
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One-way flight from Ontario to Kentucky
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Highest demand for flights based on searches. 14% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. 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.
Mon 11/34:00 pmYYZ - BNA
Nonstop2h 20mWestJet
Fri 11/76:05 pmBNA - YYZ
Nonstop2h 02mWestJet
Deal found 10/29$140
This Air Canada deal was found by Cheapflights users on 10/30. 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.
Thu 12/1110:00 amYYZ - BNA
1 stop6h 05mAir Canada
Sun 12/148:15 amBNA - YYZ
Nonstop1h 57mAir Canada
Deal found 10/30$167
This Air Canada deal was found by Cheapflights users on 10/29. 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 12/96:35 pmYYZ - BNA
Nonstop2h 15mAir Canada
Tue 12/168:15 amBNA - YYZ
Nonstop1h 57mAir Canada
Deal found 10/29$178
This Air Canada deal was found by Cheapflights users on 10/30. 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.
Sun 11/98:00 amYYZ - BNA
1 stop8h 05mAir Canada
Fri 11/142:25 pmBNA - YYZ
1 stop7h 39mAir Canada
Deal found 10/30$181
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Sat 11/88:30 amYTZ - BNA
1 stop7h 35mAir Canada
Tue 11/112:25 pmBNA - YTZ
1 stop6h 10mAir Canada
Deal found 10/29$182
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:44 pmYYZ - BNA
1 stop5h 38mAmerican Airlines
Thu 11/136:26 amBNA - YYZ
1 stop9h 09mAmerican Airlines
Deal found 10/28$184
This Air Canada deal was found by Cheapflights users on 10/30. 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.
Fri 12/59:00 amYYZ - BNA
1 stop7h 05mAir Canada
Wed 12/103:40 pmBNA - YYZ
1 stop7h 24mAir Canada
Deal found 10/30$194
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/144:30 pmYYZ - BNA
1 stop7h 11mAmerican Airlines
Sun 11/165:20 amBNA - YYZ
1 stop4h 43mAmerican Airlines
Deal found 10/29$202
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/269:00 amYYZ - BNA
1 stop6h 28mUnited Airlines
Wed 12/34:32 pmBNA - YYZ
1 stop5h 48mUnited Airlines
Deal found 10/29$203
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Tue 11/1110:54 amYYZ - BNA
1 stop7h 54mAmerican Airlines
Thu 11/135:20 amBNA - YYZ
1 stop9h 37mAmerican Airlines
Deal found 10/30$204
This Air Canada deal was found by Cheapflights users on 10/30. 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.
Sat 11/228:50 amYTZ - BNA
2 stops11h 43mAir Canada
Tue 11/256:07 amBNA - YTZ
2 stops14h 21mAir Canada
Deal found 10/30$250
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:50 pmYUL - BNA
1 stop5h 05mDelta
Sat 12/67:33 amBNA - YUL
1 stop5h 21mDelta
Deal found 10/28$253

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 October 30, 2025.
Use the filters below to find and compare flights from Ontario to Kentucky that are best for you.

Fly from

Ontario

Fly to

Kentucky

Route

Depart

Return

Price

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sun 11/9

8:00 am-3:05 pm

1 stop8h 05m

Nashville Intl

Fri 11/14

2:25 pm-11:04 pm

1 stop7h 39m

$181

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sun 4/12

6:35 pm-7:42 pm

Nonstop2h 07m

Nashville Intl

Sun 4/19

8:10 am-11:13 am

Nonstop2h 03m

$185

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Fri 1/23

10:30 am-3:05 pm

1 stop5h 35m

Nashville Intl

Sat 2/7

2:25 pm-9:35 pm

1 stop6h 10m

$191

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Fri 1/23

10:30 am-3:05 pm

1 stop5h 35m

Nashville Intl

Sat 1/31

2:25 pm-9:35 pm

1 stop6h 10m

$191

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Sat 1/24

10:30 am-3:05 pm

1 stop5h 35m

Nashville Intl

Sat 2/7

2:25 pm-9:35 pm

1 stop6h 10m

$191

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 11/27

2:45 pm-6:51 pm

1 stop5h 06m

Nashville Intl

Mon 12/1

3:14 pm-9:21 pm

1 stop5h 07m

$203

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Wed 11/26

3:30 pm-7:33 pm

1 stop5h 03m

Nashville Intl

Wed 12/3

6:00 am-11:48 am

1 stop4h 48m

$203

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 11/22

11:00 am-2:28 pm

1 stop4h 28m

Nashville Intl

Tue 11/25

1:36 pm-6:57 pm

1 stop4h 21m

$203

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 11/14

6:40 pm-11:29 pm

1 stop5h 49m

Nashville Intl

Mon 11/17

6:21 pm-11:59 pm

1 stop4h 38m

$203

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 12/4

7:40 pm-9:31 am

1 stop14h 51m

Nashville Intl

Wed 12/10

8:15 am-11:12 am

Nonstop1h 57m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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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, February is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $139). Flying from Region of Ontario to Kentucky in July is currently the most expensive (average of $467). 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 ON to KY?

Find hourly flight availability from Ontario to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Kentucky at noon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Region of Ontario to Kentucky?

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated October 30, 2025.
See what other customers who have flown with WestJet from Ontario to Kentucky have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,152 reviews

Overall

7.2

Boarding

7.4

Comfort

7.1

Crew

7.9

Food

6.2

Entertainment

6.1

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,152 reviews
WestJet
7.2
Good
3,152 reviews

Overall

7.2

Boarding

7.4

Comfort

7.1

Crew

7.9

Food

6.2

Entertainment

6.1

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

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 5h 05m. Air Canada provides one of the quickest options available for as low as $253. Airlines will cover a distance of 932 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 Region of Ontario to Kentucky one-way?

    One-way options have recently been found by users for as low as $112 on Air Canada. Other airlines that offer cheap prices include American Airlines from $119 and Delta from $156 one-way.

  • 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, February is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $139). Flying from Region of Ontario to Kentucky in July is currently the most expensive (average of $467). 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

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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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Top airline flying from Ontario to Kentucky

Discover the top airline that operate flights from Ontario to Kentucky. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$321Average$556FlexibilityNo cancel feeOn-time60%

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