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Kentucky

$87+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
May 28 — Jun 41
Thu 5/28
Thu 6/4
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 April 28, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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 5/1110:45 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Fri 5/1512:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/26$159
This FlightHub deal was found by Cheapflights users on 4/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Sat 11/712:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/26$160
This Trip.com deal was found by Cheapflights users on 4/25. 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.
Wed 6/174:45 pm
YYZ
-
BNA
Nonstop2h 15m
WestJet
Wed 7/16:50 pm
BNA
-
YYZ
Nonstop2h 05m
WestJet
Deal found 4/25$161
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Wed 5/2712:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/27$163
This eDestinos deal was found by Cheapflights users on 4/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/204:45 pm
YYZ
-
BNA
Nonstop2h 15m
WestJet
Wed 5/276:50 pm
BNA
-
YYZ
Nonstop2h 05m
WestJet
Deal found 4/25$164
This FlightHub deal was found by Cheapflights users on 4/28. 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 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 25m
Porter Airlines
Sat 6/2012:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/28$166
This Air Canada deal was found by Cheapflights users on 4/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/114:00 pm
YYZ
-
BNA
1 stop5h 56m
Air Canada
Thu 5/146:45 pm
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Deal found 4/27$168
This FlightHub deal was found by Cheapflights users on 4/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Thu 6/1812:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/25$168
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:45 pm
YYZ
-
BNA
Nonstop2h 15m
WestJet
Sun 7/196:50 pm
BNA
-
YYZ
Nonstop2h 05m
WestJet
Deal found 4/27$169
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Tue 6/2310:50 am
YTZ
-
BNA
Nonstop2h 25m
Porter Airlines
Wed 7/112:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/23$169
This Trip.com deal was found by Cheapflights users on 4/25. 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.
Sun 5/244:45 pm
YYZ
-
BNA
Nonstop2h 09m
Air Canada
Fri 7/36:35 pm
BNA
-
YYZ
Nonstop1h 58m
Air Canada
Deal found 4/25$170
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:45 am
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Sat 5/1612:55 pm
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Deal found 4/27$170

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 April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$153
(FlightHub)

One-way from

$87
(Mytrip)

Popular in

October

Cheapest in

May

Average price

$417
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. 14% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 28, 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

Tue 6/16

8:50 am-12:29 pm

1 stop4h 39m

Nashville Intl

Tue 6/23

6:30 pm-11:54 pm

1 stop4h 24m

$184

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 6/18

11:00 am-11:21 pm

1 stop13h 21m

Nashville Intl

Fri 6/19

7:51 pm-9:54 am

1 stop13h 03m

$196

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 6/18

6:15 am-9:58 am

1 stop4h 43m

Nashville Intl

Sun 6/21

5:10 am-10:23 am

1 stop4h 13m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Mon 6/15

1:40 pm-8:40 pm

1 stop8h 00m

Nashville Intl

Thu 6/18

8:30 am-5:19 pm

1 stop7h 49m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Wed 6/17

4:10 pm-10:24 pm

1 stop7h 14m

Nashville Intl

Wed 6/24

6:05 am-1:39 pm

1 stop6h 34m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Wed 6/17

6:15 am-9:58 am

1 stop4h 43m

Nashville Intl

Sun 6/21

5:10 am-10:23 am

1 stop4h 13m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 6/11

2:29 pm-10:19 pm

1 stop8h 50m

Nashville Intl

Mon 6/15

7:30 am-5:19 pm

1 stop8h 49m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Mon 6/8

6:05 am-9:04 am

1 stop3h 59m

Nashville Intl

Mon 6/15

7:30 am-5:19 pm

1 stop8h 49m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 6/20

6:10 am-9:11 am

1 stop4h 01m

Nashville Intl

Mon 6/22

2:59 pm-9:59 pm

1 stop6h 00m

$217

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 6/11

2:29 pm-10:19 pm

1 stop8h 50m

Nashville Intl

Thu 6/18

8:30 am-5:19 pm

1 stop7h 49m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

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 $134). Flying from Region of Ontario to Kentucky in February is currently the most expensive (average of $554). 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 April 28, 2026.
See what other customers who have flown with United Airlines and American 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
9,672 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,672 reviews
United Airlines
7.4
Good
9,672 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,677 reviews
United Airlines
7.4
Good
9,672 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 4h 39m. United Airlines provides one of the quickest options available for as low as $184. Airlines will cover a distance of 642 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 $134). Flying from Region of Ontario to Kentucky in February is currently the most expensive (average of $554). 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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Top 2 airlines flying from Ontario to Kentucky

Discover the top 2 airlines 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$296Average$468FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$331Average$767FlexibilityNo cancel feeOn-time71%

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