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Cheap flights from Ontario to Kentucky from C$ 159

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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 15 September 2025.

Round-trip from

C$ 207

One-way from

C$ 159

Popular in

January

Cheapest in

February

Average price

C$ 671
Air Canada
  • Air Canada
  • 3/11-7/11
  • 2 total stops
  • 11h 45m total
  • Ontario to Kentucky
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Air Canada
  • Air Canada
  • 24/11
  • 1 total stop
  • 7h 35m total
  • Ontario to Kentucky
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 15 September 2025.

Mon 3/1110:30 a.m.YTZ - BNA
1 stop5h 35mAir Canada
Fri 7/112:25 p.m.BNA - YTZ
1 stop6h 10mAir Canada
Deal found 14/9C$ 207
Sat 1/116:35 p.m.YYZ - BNA
Nonstop2h 15mMultiple Airlines
Mon 3/116:05 p.m.BNA - YYZ
Nonstop2h 02mMultiple Airlines
Deal found 13/9C$ 210
Sat 18/104:00 p.m.YYZ - BNA
Nonstop2h 18mMultiple Airlines
Mon 20/106:24 p.m.BNA - YYZ
1 stop4h 34mMultiple Airlines
Deal found 14/9C$ 220
Mon 3/118:15 a.m.YYZ - BNA
2 stops7h 50mAir Canada
Fri 7/112:25 p.m.BNA - YYZ
1 stop7h 39mAir Canada
Deal found 14/9C$ 222
Mon 1/126:35 p.m.YYZ - BNA
Nonstop2h 15mAir Canada
Wed 3/128:15 a.m.BNA - YYZ
Nonstop1h 57mAir Canada
Deal found 13/9C$ 224
Mon 27/104:00 p.m.YYZ - BNA
Nonstop2h 20mMultiple Airlines
Fri 31/1011:10 a.m.BNA - YYZ
1 stop7h 50mMultiple Airlines
Deal found 14/9C$ 227
Mon 6/104:00 p.m.YYZ - BNA
Nonstop2h 18mWestJet
Sat 11/104:45 p.m.BNA - YYZ
2 stops12h 06mWestJet
Deal found 15/9C$ 228
Mon 1/126:35 p.m.YYZ - BNA
Nonstop2h 15mAir Canada
Mon 15/122:25 p.m.BNA - YYZ
1 stop6h 19mAir Canada
Deal found 14/9C$ 231
Mon 20/104:00 p.m.YYZ - BNA
Nonstop2h 18mMultiple Airlines
Thu 23/105:45 a.m.BNA - YYZ
1 stop7h 20mMultiple Airlines
Deal found 12/9C$ 232
Mon 27/104:00 p.m.YYZ - BNA
Nonstop2h 20mWestJet
Thu 30/105:00 p.m.BNA - YYZ
2 stops11h 58mWestJet
Deal found 14/9C$ 233
Mon 13/104:00 p.m.YYZ - BNA
Nonstop2h 18mWestJet
Thu 16/104:45 p.m.BNA - YYZ
2 stops12h 06mWestJet
Deal found 13/9C$ 238
Tue 28/108:30 a.m.YTZ - BNA
1 stop7h 35mAir Canada
Tue 4/112:25 p.m.BNA - YTZ
1 stop6h 10mAir Canada
Deal found 13/9C$ 269

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 629,999 searches. Data last updated 15 September 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

YTZ - BNA

YTZBNA

Toronto Island

Mon 3/11

10:30 a.m.-3:05 p.m.

1 stop5h 35m

Nashville Intl

Fri 7/11

2:25 p.m.-9:35 p.m.

1 stop6h 10m

C$ 207

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Tue 7/10

7:30 a.m.-5:25 p.m.

1 stop10h 55m

Nashville Intl

Thu 9/10

6:40 p.m.-9:37 p.m.

Nonstop1h 57m

C$ 246

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 22/11

6:50 a.m.-12:34 p.m.

1 stop6h 44m

Nashville Intl

Tue 25/11

8:15 a.m.-11:12 a.m.

Nonstop1h 57m

C$ 246

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Tue 21/10

6:10 a.m.-8:19 p.m.

1 stop15h 09m

Nashville Intl

Tue 28/10

8:15 a.m.-11:12 a.m.

Nonstop1h 57m

C$ 246

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Tue 28/10

8:30 a.m.-3:05 p.m.

1 stop7h 35m

Nashville Intl

Tue 4/11

2:25 p.m.-9:35 p.m.

1 stop6h 10m

C$ 269

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Thu 20/11

9:00 a.m.-2:28 p.m.

1 stop6h 28m

Nashville Intl

Sun 23/11

6:11 p.m.-11:59 p.m.

1 stop4h 48m

C$ 274

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 3/10

2:30 p.m.-6:52 p.m.

1 stop5h 22m

Nashville Intl

Sat 4/10

6:27 p.m.-10:04 a.m.

1 stop14h 37m

C$ 274

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 28/11

5:30 p.m.-10:49 p.m.

1 stop6h 19m

Nashville Intl

Tue 2/12

8:00 a.m.-2:01 p.m.

1 stop5h 01m

C$ 274

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sat 27/9

7:47 p.m.-9:16 a.m.

1 stop14h 29m

Nashville Intl

Sat 4/10

6:27 p.m.-10:04 a.m.

1 stop14h 37m

C$ 274

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 14/11

9:00 p.m.-8:58 a.m.

1 stop12h 58m

Nashville Intl

Tue 18/11

3:45 p.m.-6:44 p.m.

Nonstop1h 59m

C$ 274

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

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 C$ 332). Flying from Region of Ontario to Kentucky in September is currently the most expensive (average of C$ 487). 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 15 September 2025.

When flying from Region of Ontario to Kentucky, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 15 September 2025.
Read reviews from past customers who have flown Delta,United Airlines, andWestJet from Ontario to Kentucky. 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
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
WestJet
7.2
Good
3,091 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews
Check prices

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 35m. Air Canada provides one of the quickest options available for as low as C$ 207. The distance from Region of Ontario to Kentucky is about 1040 km. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as C$ 159. Users have also found prices from C$ 169 and C$ 180 on United Airlines and WestJet, respectively.

  • 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 C$ 332). Flying from Region of Ontario to Kentucky in September is currently the most expensive (average of C$ 487). 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 4 airlines flying from Ontario to Kentucky

Discover the top 4 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 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 192AverageC$ 651FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 198AverageC$ 471FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 343AverageC$ 482FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 389AverageC$ 548FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Kentucky?

Cheapflights makes it easy to find Ontario to Kentucky flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Kentucky?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Kentucky for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Kentucky with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Kentucky with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Kentucky become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kentucky from Ontario today and book when prices fit your budget.

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