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Cheap flights from Ontario to Kentucky from C$ 145

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 13/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

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 30 October 2025.

Round-trip from

C$ 233

One-way from

C$ 145

Popular in

October

Cheapest in

February

Average price

C$ 856
Air Canada
  • Air Canada
  • 11/12-14/12
  • 1 total stop
  • 8h 02m total
  • Ontario to Kentucky
Search Deals
13/12
  • 13/12
  • 3 total stops
  • 28h 34m total
  • Ontario to Kentucky
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Ontario to Kentucky

Enter your travel dates to find the best prices.

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 30 October 2025.

Mon 3/114:00 p.m.YYZ - BNA
Nonstop2h 20mWestJet
Fri 7/116:05 p.m.BNA - YYZ
Nonstop2h 02mWestJet
Deal found 29/10C$ 196
Thu 11/1210:00 a.m.YYZ - BNA
1 stop6h 05mAir Canada
Sun 14/128:15 a.m.BNA - YYZ
Nonstop1h 57mAir Canada
Deal found 30/10C$ 233
Tue 9/126:35 p.m.YYZ - BNA
Nonstop2h 15mAir Canada
Tue 16/128:15 a.m.BNA - YYZ
Nonstop1h 57mAir Canada
Deal found 29/10C$ 249
Sat 8/118:30 a.m.YTZ - BNA
1 stop7h 35mAir Canada
Tue 11/112:25 p.m.BNA - YTZ
1 stop6h 10mAir Canada
Deal found 29/10C$ 254
Wed 10/126:00 a.m.YYZ - BNA
1 stop6h 07mAmerican Airlines
Fri 12/126:07 a.m.BNA - YYZ
1 stop4h 05mAmerican Airlines
Deal found 28/10C$ 257
Fri 5/129:00 a.m.YYZ - BNA
1 stop7h 05mAir Canada
Wed 10/128:15 a.m.BNA - YYZ
Nonstop1h 57mAir Canada
Deal found 30/10C$ 271
Fri 14/114:30 p.m.YYZ - BNA
1 stop7h 11mAmerican Airlines
Sun 16/115:20 a.m.BNA - YYZ
1 stop4h 43mAmerican Airlines
Deal found 29/10C$ 282
Fri 28/114:44 p.m.YYZ - BNA
1 stop5h 38mAmerican Airlines
Tue 2/126:21 a.m.BNA - YYZ
1 stop4h 33mAmerican Airlines
Deal found 28/10C$ 283
Fri 12/1210:20 a.m.YOW - BNA
1 stop10h 30mAir Canada
Tue 16/128:15 a.m.BNA - YOW
1 stop6h 08mAir Canada
Deal found 30/10C$ 339
Thu 4/122:13 p.m.YUL - BNA
1 stop5h 47mUnited Airlines
Sun 7/128:30 a.m.BNA - YUL
1 stop5h 46mUnited Airlines
Deal found 28/10C$ 353
Thu 11/122:29 p.m.YUL - BNA
1 stop10h 14mAmerican Airlines
Sun 14/127:16 a.m.BNA - YUL
2 stops7h 08mAmerican Airlines
Deal found 28/10C$ 356
Sun 7/128:30 a.m.YTZ - BNA
1 stop7h 35mAir Canada
Tue 9/122:25 p.m.BNA - YTZ
1 stop6h 10mAir Canada
Deal found 30/10C$ 359

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 30 October 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 9/11

8:00 a.m.-3:05 p.m.

1 stop8h 05m

Nashville Intl

Fri 14/11

2:25 p.m.-11:04 p.m.

1 stop7h 39m

C$ 253

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Tue 9/12

9:00 a.m.-3:05 p.m.

1 stop7h 05m

Nashville Intl

Tue 16/12

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

Nonstop1h 57m

C$ 256

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Sun 12/4

6:35 p.m.-7:42 p.m.

Nonstop2h 07m

Nashville Intl

Sun 19/4

8:10 a.m.-11:13 a.m.

Nonstop2h 03m

C$ 258

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Wed 12/11

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

1 stop7h 35m

Nashville Intl

Fri 14/11

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

1 stop6h 10m

C$ 261

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 23/1

1:45 p.m.-10:35 p.m.

1 stop9h 50m

Nashville Intl

Sat 31/1

6:20 a.m.-11:59 a.m.

1 stop4h 39m

C$ 263

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Fri 23/1

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

1 stop5h 35m

Nashville Intl

Sat 7/2

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

1 stop6h 10m

C$ 267

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Fri 23/1

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

1 stop5h 35m

Nashville Intl

Sat 31/1

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

1 stop6h 10m

C$ 267

TorontoNashville

YTZ - BNA

YTZBNA

Toronto Island

Sat 24/1

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

1 stop5h 35m

Nashville Intl

Sat 7/2

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

1 stop6h 10m

C$ 267

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Wed 12/11

10:00 a.m.-3:05 p.m.

1 stop6h 05m

Nashville Intl

Fri 14/11

2:25 p.m.-9:44 p.m.

1 stop6h 19m

C$ 270

TorontoNashville

YYZ - BNA

YYZBNA

Toronto Pearson Intl

Fri 5/12

9:00 a.m.-3:05 p.m.

1 stop7h 05m

Nashville Intl

Wed 10/12

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

Nonstop1h 57m

C$ 271

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

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$ 194). Flying from Region of Ontario to Kentucky in July is currently the most expensive (average of C$ 652). 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 30 October 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 21% on flights from Region of Ontario to Kentucky by exploring options for tickets 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 30 October 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
7.9
Good
7,993 reviews
Check prices

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Delta
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews
Check prices

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,993 reviews
Check prices

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
WestJet
7.2
Good
3,149 reviews
Delta
7.9
Good
7,993 reviews
Check prices

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Air Canada
7.1
Good
10,376 reviews
Delta
7.9
Good
7,993 reviews
Check prices

Overall

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

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 47m. Air Canada provides one of the quickest options available for as low as C$ 353. The distance from Region of Ontario to Kentucky is about 1500 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$ 156. Users have also found prices from C$ 166 and C$ 218 on American Airlines and Delta, 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$ 194). Flying from Region of Ontario to Kentucky in July is currently the most expensive (average of C$ 652). 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 194AverageC$ 511FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 347AverageC$ 504FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 385AverageC$ 562FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 397AverageC$ 600FlexibilityNo 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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