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Cheap flights from Kentucky to Ontario from C$ 81

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YYZ
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kentucky to Ontario

Enter your travel dates to find the best prices.

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 17 March 2026.

Fri 12/612:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Sun 14/610:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 13/3C$ 205
Wed 13/51:35 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Mon 18/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 13/3C$ 209
Sat 16/512:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Mon 18/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 13/3C$ 214
Wed 17/612:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Tue 23/610:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 15/3C$ 215
Fri 15/512:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Sun 17/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 16/3C$ 216
Wed 13/51:35 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Sun 17/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 13/3C$ 231
Sat 16/512:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Sun 17/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 13/3C$ 236
Sat 16/58:30 a.m.
BNA
-
YYZ
1 stop4h 49m
United Airlines
Sat 16/55:50 p.m.
YYZ
-
BNA
1 stop5h 07m
United Airlines
Deal found 13/3C$ 262
Fri 22/512:55 p.m.
BNA
-
YTZ
Nonstop2h 05m
Porter Airlines
Sun 24/510:50 a.m.
YTZ
-
BNA
Nonstop2h 20m
Porter Airlines
Deal found 15/3C$ 266
Sat 16/510:25 a.m.
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Sat 16/54:30 p.m.
YYZ
-
BNA
1 stop5h 26m
Air Canada
Deal found 13/3C$ 268
Thu 4/66:45 p.m.
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Wed 10/64:30 p.m.
YYZ
-
BNA
1 stop5h 24m
Air Canada
Deal found 12/3C$ 272
Fri 15/56:45 p.m.
BNA
-
YYZ
Nonstop1h 57m
Air Canada
Sun 17/58:25 a.m.
YYZ
-
BNA
Nonstop2h 09m
Air Canada
Deal found 12/3C$ 275

Find flight deals from Kentucky to Ontario

Keep the following information in mind while searching for Kentucky to Ontario flight deals. Data was last updated 17 March 2026.

Round-trip from

C$ 205

One-way from

C$ 81

Popular in

December

Cheapest in

April

Average price

C$ 602
Porter Airlines
  • Porter Airlines
  • 17/6-23/6
  • Nonstop
  • 4h 25m total
  • Kentucky to Ontario
Search Deals
Porter Airlines
  • Porter Airlines
  • 19/6
  • Nonstop
  • 2h 05m total
  • Kentucky to Ontario
Search Deals
Highest demand for flights based on searches. 41% potential increase in price (C$ 708 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 80 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 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 629,999 searches. Data last updated 17 March 2026.
Use the filters below to find and compare flights from Kentucky to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleToronto

BNA - YTZ

BNAYTZ

Nashville Intl

Thu 7/5

8:15 a.m.-3:52 p.m.

1 stop6h 37m

Toronto Island

Mon 11/5

4:30 p.m.-8:56 p.m.

1 stop5h 26m

C$ 286

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Sat 16/5

6:15 a.m.-1:30 p.m.

1 stop6h 15m

Toronto Pearson Intl

Tue 19/5

9:49 a.m.-1:00 p.m.

1 stop4h 11m

C$ 324

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 4/6

9:47 a.m.-5:56 p.m.

1 stop7h 09m

Toronto Pearson Intl

Tue 9/6

8:50 a.m.-12:29 p.m.

1 stop4h 39m

C$ 324

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Sat 16/5

6:40 a.m.-1:30 p.m.

1 stop5h 50m

Toronto Pearson Intl

Sun 17/5

2:20 p.m.-5:07 p.m.

1 stop3h 47m

C$ 355

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 22/5

6:15 a.m.-3:14 p.m.

1 stop7h 59m

Toronto Pearson Intl

Mon 25/5

12:09 p.m.-6:43 p.m.

1 stop7h 34m

C$ 382

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 30/4

5:30 p.m.-11:59 p.m.

1 stop5h 29m

Toronto Pearson Intl

Tue 12/5

6:12 p.m.-10:43 p.m.

1 stop5h 31m

C$ 389

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Wed 29/4

10:01 a.m.-5:21 p.m.

1 stop6h 20m

Toronto Pearson Intl

Sun 3/5

6:15 a.m.-12:24 p.m.

1 stop7h 09m

C$ 401

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 4/6

2:46 p.m.-11:58 p.m.

1 stop8h 12m

Toronto Pearson Intl

Tue 9/6

6:15 a.m.-9:49 a.m.

1 stop4h 34m

C$ 407

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Tue 21/4

11:32 a.m.-5:56 p.m.

1 stop5h 24m

Toronto Pearson Intl

Sun 26/4

7:00 a.m.-10:36 a.m.

1 stop4h 36m

C$ 427
Quickest round-trip

NashvilleToronto

BNA - YTZ

BNAYTZ

Nashville Intl

Thu 13/8

12:55 p.m.-4:00 p.m.

Nonstop2h 05m

Toronto Island

Sun 16/8

10:50 a.m.-12:10 p.m.

Nonstop2h 20m

C$ 429

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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, April is the cheapest month in which you can book a flight from Kentucky to Region of Ontario (average of C$ 308). Flying from Kentucky to Region of Ontario in November is currently the most expensive (average of C$ 1,156). 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.

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?

    Delta, United Airlines, and Porter Airlines can get you from Kentucky to Region of Ontario in just under 2h 05m. Your travel time can differ by up to 5h 04m. The distance from Kentucky to Region of Ontario is about 1040 km. This flight may include one or multiple stops.

  • 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, April is the cheapest month in which you can book a flight from Kentucky to Region of Ontario (average of C$ 308). Flying from Kentucky to Region of Ontario in November is currently the most expensive (average of C$ 1,156). 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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Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Kentucky today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Ontario from Kentucky by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Kentucky to Ontario flexibly with Cheapflights today.

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

Yes! Start tracking prices for Kentucky to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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