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Kentucky

$90+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
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 March 14, 2026.

This Super.com deal was found by Cheapflights users on 3/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Wed 5/2012:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/10$137
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:45 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Sat 5/1612:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/9$138
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Sat 5/3010:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Wed 6/312:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/11$144
This FlightHub deal was found by Cheapflights users on 3/14. 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.
Sun 6/1410:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Wed 6/1712:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/14$157
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Wed 6/1012:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/9$158
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:45 pm
YYZ
-
BNA
Nonstop2h 09m
Air Canada
Sat 5/1610:25 am
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Deal found 3/9$159
This Air Canada deal was found by Cheapflights users on 3/13. 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 6/178:25 am
YYZ
-
BNA
Nonstop2h 09m
Air Canada
Tue 6/236:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 3/13$166
This Air Canada deal was found by Cheapflights users on 3/10. 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 5/3010:45 am
YTZ
-
BNA
1 stop5h 20m
Air Canada
Wed 6/38:15 am
BNA
-
YTZ
1 stop6h 37m
Air Canada
Deal found 3/10$168
This Air Canada deal was found by Cheapflights users on 3/11. 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 5/3010:30 am
YYZ
-
BNA
1 stop5h 35m
Air Canada
Wed 6/36:45 pm
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Deal found 3/11$175
This Trip.com deal was found by Cheapflights users on 3/13. 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.
Wed 6/1710:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Tue 6/2312:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/13$181
This Air Canada deal was found by Cheapflights users on 3/13. 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 6/144:30 pm
YYZ
-
BNA
1 stop5h 24m
Air Canada
Sat 6/203:45 pm
BNA
-
YYZ
1 stop6h 10m
Air Canada
Deal found 3/13$184
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:50 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Fri 5/2212:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 3/9$184

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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Super.com)

One-way from

$90
(Mytrip)

Popular in

October

Cheapest in

May

Average price

$508
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. 20% potential increase in price ($135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($32 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 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 March 14, 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

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Mon 6/8

7:45 am-11:07 am

1 stop4h 22m

Nashville Intl

Wed 6/10

6:40 am-1:25 pm

1 stop5h 45m

$219

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Wed 4/15

7:00 am-10:27 am

1 stop4h 27m

Nashville Intl

Sun 4/19

6:00 am-11:49 am

1 stop4h 49m

$256

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Mon 4/27

7:45 am-3:18 pm

1 stop8h 33m

Nashville Intl

Thu 4/30

6:40 am-11:18 am

1 stop3h 38m

$258

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 4/11

6:08 pm-9:10 pm

1 stop4h 02m

Nashville Intl

Mon 4/13

6:05 am-1:24 pm

1 stop6h 19m

$258

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 5/2

6:10 am-3:19 pm

1 stop10h 09m

Nashville Intl

Sat 5/2

6:30 pm-10:04 am

1 stop14h 34m

$267
Quickest round-trip

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Mon 7/27

10:50 am-12:10 pm

Nonstop2h 20m

Nashville Intl

Thu 7/30

12:55 pm-4:00 pm

Nonstop2h 05m

$269

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Mon 4/27

2:45 pm-9:59 pm

1 stop8h 14m

Nashville Intl

Thu 4/30

11:45 am-5:56 pm

1 stop5h 11m

$272

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 4/24

11:30 am-6:35 pm

1 stop8h 05m

Nashville Intl

Mon 4/27

6:05 am-3:20 pm

1 stop8h 15m

$272

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sun 4/19

6:11 pm-9:27 pm

1 stop4h 16m

Nashville Intl

Thu 4/23

6:29 am-12:19 pm

1 stop4h 50m

$273

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Tue 9/8

10:50 am-12:10 pm

Nonstop2h 20m

Nashville Intl

Fri 9/11

12:55 pm-4:00 pm

Nonstop2h 05m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

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, May is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $144). 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.

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 March 14, 2026.
See what other customers who have flown with United Airlines from Ontario to Kentucky have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,423 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,423 reviews
United Airlines
7.4
Good
9,423 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 20m. Delta provides one of the quickest options available for as low as $269. 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, May is the cheapest month in which you can book a flight from Region of Ontario to Kentucky (average of $144). 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

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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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$296Average$468FlexibilityNo cancel feeOn-time69%

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