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$64+ Cheap flights from Kentucky to Ontario

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YYZ
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Kentucky to Ontario

Keep the following information in mind while searching for Kentucky to Ontario flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$118
(Kiwi.com)

One-way from

$64
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$591
From Kentucky to Ontario
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One-way flight from Kentucky to Ontario
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Highest demand for flights based on searches. 0% potential increase in price ($0 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Kentucky to Ontario

Cheapest flights from Kentucky to Ontario
Explore the most affordable flight options available from Kentucky to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/166:05 pmBNA - YYZ
Nonstop2h 02mWestJet
dom. 10/194:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/14$118
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/236:05 pmBNA - YYZ
Nonstop2h 02mWestJet
sáb. 10/254:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/13$120
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/146:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 11/174:00 pmYYZ - BNA
Nonstop2h 20mWestJet
Deal found 9/14$124
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
jue. 10/236:05 pmBNA - YYZ
Nonstop2h 02mWestJet
dom. 10/264:00 pmYYZ - BNA
Nonstop2h 20mWestJet
Deal found 9/15$128
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 10/246:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 10/274:00 pmYYZ - BNA
Nonstop2h 20mWestJet
Deal found 9/15$133
This FlightHub deal was found by Cheapflights users on 9/14. 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.
vie. 10/176:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 10/204:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/14$134
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
jue. 10/96:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 10/134:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/15$136
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/106:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 10/134:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/13$137
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/36:05 pmBNA - YYZ
Nonstop2h 02mWestJet
lun. 10/64:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/13$138
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 10/36:05 pmBNA - YYZ
Nonstop2h 02mWestJet
dom. 10/54:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/15$140
This FlightHub deal was found by Cheapflights users on 9/14. 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.
jue. 10/26:05 pmBNA - YYZ
Nonstop2h 02mWestJet
dom. 10/54:00 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 9/14$146
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 11/76:05 pmBNA - YUL
1 stop5h 38mWestJet
lun. 11/106:45 amYUL - BNA
1 stop11h 35mWestJet
Deal found 9/15$193

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Ontario 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Kentucky to Ontario that are best for you.

Fly from

Kentucky

Fly to

Ontario

Route

Depart

Return

Price

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

jue. 10/23

6:05 pm-9:07 pm

Nonstop2h 02m

Toronto Pearson Intl

sáb. 10/25

4:00 pm-5:18 pm

Nonstop2h 18m

$120

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

vie. 10/10

6:05 pm-9:07 pm

Nonstop2h 02m

Toronto Pearson Intl

lun. 10/13

4:00 pm-5:18 pm

Nonstop2h 18m

$137

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

vie. 10/17

6:05 pm-9:07 pm

Nonstop2h 02m

Toronto Pearson Intl

dom. 10/19

4:00 pm-5:18 pm

Nonstop2h 18m

$142

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

vie. 10/17

4:45 pm-5:51 am

2 stops12h 06m

Toronto Pearson Intl

lun. 10/20

4:00 pm-5:18 pm

Nonstop2h 18m

$175

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

mar. 11/25

8:15 am-11:12 am

Nonstop1h 57m

Toronto Pearson Intl

vie. 11/28

6:35 pm-7:50 pm

Nonstop2h 15m

$189

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

jue. 10/30

8:15 am-11:12 am

Nonstop1h 57m

Toronto Pearson Intl

dom. 11/2

6:35 pm-7:50 pm

Nonstop2h 15m

$189

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

mar. 11/25

12:50 pm-7:45 pm

1 stop5h 55m

Toronto Pearson Intl

jue. 11/27

6:35 pm-7:50 pm

Nonstop2h 15m

$198

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

mar. 11/25

12:50 pm-7:45 pm

1 stop5h 55m

Toronto Pearson Intl

vie. 11/28

6:35 pm-7:50 pm

Nonstop2h 15m

$198

NashvilleMontreal

BNA - YUL

BNAYUL

Nashville Intl

mié. 10/29

2:25 pm-5:41 pm

Nonstop2h 16m

Montreal Pierre Elliott Trudeau Intl

mié. 11/5

1:15 pm-3:05 pm

Nonstop2h 50m

$215

CincinnatiToronto

CVG - YYZ

CVGYYZ

Cincinnati Cinci./N. Kentucky

jue. 10/23

6:00 am-2:05 pm

1 stop8h 05m

Toronto Pearson Intl

sáb. 10/25

7:45 am-11:59 pm

1 stop16h 14m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Kentucky to Region of Ontario (average of $243). Flying from Kentucky to Region of Ontario in August is currently the most expensive (average of $348). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated septiembre 15, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Kentucky to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
3,091 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Ontario. 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 Region of Ontario?

    WestJet and Air Canada can get you from Kentucky to Region of Ontario in just under 2h 02m. Your travel time will be generally consistent. The distance from Kentucky to Region of Ontario is about 642 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Kentucky to Region of Ontario one-way?

    The cheapest airlines for a one-way flight from Kentucky to Region of Ontario are Air Canada ($70), WestJet ($76), and United Airlines ($79).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Kentucky to Region of Ontario (average of $243). Flying from Kentucky to Region of Ontario in August is currently the most expensive (average of $348). 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 Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
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Top 4 airlines flying from Kentucky to Ontario

Discover the top 4 airlines that operate flights from Kentucky to Ontario. 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$183Average$626FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$276Average$537FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$358FlexibilityNo cancel feeOn-time71%
DeltaCheapest$303Average$496FlexibilityNo cancel feeOn-timeN/A

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