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$70+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YYZ
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$94
(Mytrip)

One-way from

$70
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$394
Provider with most accurate pricing for Louisville Intl-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Toronto (YTO) flights.
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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. 15% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:55 amBNA - YYZ
Nonstop2h 05mFlair Airlines
Sun 4/277:00 amYYZ - BNA
Nonstop2h 10mFlair Airlines
Deal found 2/21$94
This Kiwi.com deal was found by Cheapflights users on 2/22. 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 4/36:20 pmBNA - YYZ
Nonstop2h 05mWestJet
Sun 4/64:15 pmYYZ - BNA
Nonstop2h 18mWestJet
Deal found 2/22$142
This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/98:55 amBNA - YYZ
Nonstop2h 05mMultiple Airlines
Sun 5/117:55 amYYZ - BNA
1 stop10h 14mMultiple Airlines
Deal found 2/21$160
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Wed 4/910:00 amBNA - YYZ
Nonstop1h 55mAir Canada
Sat 4/128:00 amYYZ - BNA
Nonstop2h 07mAir Canada
Deal found 2/20$199
This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/812:48 pmSDF - YYZ
1 stop22h 57mMultiple Airlines
Tue 4/157:05 amYYZ - SDF
1 stop15h 12mMultiple Airlines
Deal found 2/21$205
This United deal was found by Cheapflights users on 2/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/84:35 pmBNA - YYZ
Nonstop2h 03mUnited Airlines
Fri 4/119:00 pmYYZ - BNA
1 stop13h 11mUnited Airlines
Deal found 2/21$214
This Air Canada deal was found by Cheapflights users on 2/21. 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.
Sat 4/129:52 amBNA - YTZ
2 stops9h 45mAir Canada
Mon 4/148:50 amYTZ - BNA
2 stops13h 35mAir Canada
Deal found 2/21$228
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:40 amBNA - YYZ
1 stop7h 42mDelta
Mon 5/126:00 amYYZ - BNA
1 stop6h 11mDelta
Deal found 2/21$232
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/510:00 amTYS - YYZ
1 stop12h 35mMultiple Airlines
Sat 4/127:05 amYYZ - TYS
1 stop15h 16mMultiple Airlines
Deal found 2/20$237
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Fri 6/65:20 amCVG - YYZ
1 stop16h 03mMultiple Airlines
Mon 6/97:45 amYYZ - CVG
1 stop15h 54mMultiple Airlines
Deal found 2/21$257
This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:00 amBNA - YUL
1 stop7h 55mMultiple Airlines
Thu 4/103:55 pmYUL - BNA
1 stop29h 01mMultiple Airlines
Deal found 2/21$263
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 4/306:05 pmBNA - YUL
1 stop5h 32mWestJet
Sat 5/36:45 amYUL - BNA
1 stop11h 30mWestJet
Deal found 2/21$283

Find flights from Kentucky to Ontario within your budget

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 February 22, 2025.

Fly from

Kentucky

Fly to

Ontario

Route

Depart

Return

Price

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 4/25

8:55 am-12:00 pm

Nonstop2h 05m

Toronto Pearson Intl

Sun 4/27

7:00 am-8:10 am

Nonstop2h 10m

$94

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Thu 4/3

6:20 pm-9:25 pm

Nonstop2h 05m

Toronto Pearson Intl

Sun 4/6

4:15 pm-5:33 pm

Nonstop2h 18m

$142

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 5/9

8:55 am-12:00 pm

Nonstop2h 05m

Toronto Pearson Intl

Sun 5/11

7:55 am-5:09 pm

1 stop10h 14m

$160

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Wed 4/9

10:00 am-12:55 pm

Nonstop1h 55m

Toronto Pearson Intl

Sat 4/12

8:00 am-9:07 am

Nonstop2h 07m

$199

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Tue 4/8

12:48 pm-11:45 am

1 stop22h 57m

Toronto Pearson Intl

Tue 4/15

7:05 am-10:17 pm

1 stop15h 12m

$205

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Tue 4/8

4:35 pm-7:38 pm

Nonstop2h 03m

Toronto Pearson Intl

Fri 4/11

9:00 pm-9:11 am

1 stop13h 11m

$214

NashvilleToronto

BNA - YTZ

BNAYTZ

Nashville Intl

Sat 4/12

9:52 am-8:37 pm

2 stops9h 45m

Toronto Island

Mon 4/14

8:50 am-9:25 pm

2 stops13h 35m

$228

NashvilleToronto

BNA - YYZ

BNAYYZ

Nashville Intl

Fri 5/9

6:40 am-3:22 pm

1 stop7h 42m

Toronto Pearson Intl

Mon 5/12

6:00 am-11:11 am

1 stop6h 11m

$232

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 4/5

10:00 am-10:35 pm

1 stop12h 35m

Toronto Pearson Intl

Sat 4/12

7:05 am-10:21 pm

1 stop15h 16m

$237

CincinnatiToronto

CVG - YYZ

CVGYYZ

Cincinnati Cinci./N. Kentucky

Fri 6/6

5:20 am-9:23 pm

1 stop16h 03m

Toronto Pearson Intl

Mon 6/9

7:45 am-11:39 pm

1 stop15h 54m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 56 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.

Travel insights for flights from Kentucky to Ontario

Get recent, data-driven insights about flights from Kentucky to Ontario including ideal travel times, pricing trends, and more.

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 July is currently the most expensive (average of $359). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 February 22, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Kentucky to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,754 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.2
Good
2,800 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,758 reviews
Delta
8.0
Very good
8,203 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 WestJet ($70), Air Canada ($75), and Delta ($110).

  • 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 July is currently the most expensive (average of $359). 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 Kentucky to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kentucky to Ontario

Discover the top 5 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$267Average$482FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$276Average$398FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$276Average$537FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$398FlexibilityNo cancel feeOn-time71%
WestJetCheapest$316Average$405FlexibilityNo cancel feeOn-time60%
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