HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$173+ Cheap flights from Toronto (YTO) to Louisville (SDF)

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SDF
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Toronto to Louisville with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Toronto to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$241
(Kiwi.com)

One-way from

$173
(Delta)

Popular in

January

Cheapest in

February

Average price

$312
Provider with most accurate pricing for Toronto (YTO)-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Louisville Intl flights.
Search Deals
From Toronto (YTO) to Louisville Intl
Search Deals
One-way flight from Toronto (YTO) to Louisville Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Toronto to Louisville

Cheapest flights from Toronto to Louisville
Explore the most affordable flight options available from Toronto to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/19. 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 3/192:55 pmYYZ - SDF
1 stop8h 03mMultiple Airlines
Wed 3/266:00 amSDF - YYZ
1 stop17h 55mMultiple Airlines
Deal found 2/19$241
This Air Canada deal was found by Cheapflights users on 2/19. 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 4/1610:05 amYYZ - SDF
1 stop4h 35mAir Canada
Fri 4/257:29 amSDF - YYZ
1 stop4h 20mAir Canada
Deal found 2/19$257
This CheapTicketsDeal deal was found by Cheapflights users on 2/19. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1612:15 pmYYZ - SDF
1 stop9h 19mWestJet
Fri 4/254:35 pmSDF - YYZ
1 stop6h 39mWestJet
Deal found 2/19$278
This Delta deal was found by Cheapflights users on 2/19. 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.
Sat 4/510:20 amYYZ - SDF
1 stop6h 59mDelta
Sat 4/127:35 amSDF - YYZ
1 stop4h 20mDelta
Deal found 2/19$291
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/94:30 pmYYZ - SDF
1 stop8h 04mAmerican Airlines
Sat 3/227:45 amSDF - YYZ
1 stop7h 45mAmerican Airlines
Deal found 2/19$302
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:20 pmYYZ - SDF
2 stops10h 06mUnited Airlines
Sat 3/86:00 amSDF - YYZ
1 stop6h 06mUnited Airlines
Deal found 2/20$355

Find flights from Toronto to Louisville within your budget

Customize your flight search to find flights from Toronto to Louisville 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 20, 2025.

Fly from

Toronto

Fly to

Louisville

Route

Depart

Return

Price

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 3/19

2:55 pm-10:58 pm

1 stop8h 03m

Louisville Intl

Wed 3/26

6:00 am-11:55 pm

1 stop17h 55m

$241

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 4/16

10:05 am-2:40 pm

1 stop4h 35m

Louisville Intl

Fri 4/25

7:29 am-11:49 am

1 stop4h 20m

$257

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 4/16

12:15 pm-9:34 pm

1 stop9h 19m

Louisville Intl

Fri 4/25

4:35 pm-11:14 pm

1 stop6h 39m

$278

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sat 4/5

10:20 am-5:19 pm

1 stop6h 59m

Louisville Intl

Sat 4/12

7:35 am-11:55 am

1 stop4h 20m

$291

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 3/9

4:30 pm-12:34 am

1 stop8h 04m

Louisville Intl

Sat 3/22

7:45 am-3:30 pm

1 stop7h 45m

$302

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 3/3

12:20 pm-10:26 pm

2 stops10h 06m

Louisville Intl

Sat 3/8

6:00 am-12:06 pm

1 stop6h 06m

$355

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 4/6

1:20 pm-9:34 pm

1 stop8h 14m

$173

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 3/6

7:20 am-2:43 pm

1 stop7h 23m

$175

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 4/6

8:15 pm-12:27 pm

1 stop16h 12m

$184

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 4/6

7:57 pm-11:56 am

1 stop15h 59m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 11 results
1
2
  • Most accurate provider: When it comes to deals on Toronto-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Toronto-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Toronto to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Toronto 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 Toronto to Louisville

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

What is the cheapest month to book a flight from Toronto to Louisville?

Currently, January is the cheapest month in which you can book a flight from Toronto to Louisville (average of $299). Flying from Toronto to Louisville in April is currently the most expensive (average of $369). 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 YTO to SDF?

Find hourly flight availability from Toronto to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Toronto to Louisville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 31% versus a flight at noon.

Rainfall in Louisville by month

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

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

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

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.2
Good
2,801 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada
7.0
Good
8,748 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Toronto to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Toronto?

    Located just 5.3 mi from the city center, Louisville Intl is the airport most travelers will use when flying to Louisville from Toronto. Booking flights from Toronto to Louisville Intl (SDF) should be relatively easy as there are 0 daily inbound flights from Toronto from 2 different airlines.

  • What are the cheapest airlines flying from Toronto to Louisville round-trip?

    Currently priced at $257, Air Canada will fly you from Toronto to Louisville and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from WestJet and Delta - these airlines can fly you to your destination from $278 and $291, respectively. Air Canada is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Toronto to Louisville one-way?

    One-way options have recently been found by users for as low as $173 on Delta. Other airlines that offer cheap prices include United Airlines from $175 and WestJet from $243 one-way.

  • Can I find deals for flights from Toronto to Louisville that include hotel bookings?

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

  • How can I find direct flights from Toronto to Louisville?

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

  • Can I find deals for business class flights from Toronto to Louisville?

    Yes. Cheapflights offers flight deals from Toronto to Louisville 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 Toronto to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Toronto to Louisville (average of $299). Flying from Toronto to Louisville in April is currently the most expensive (average of $369). 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

Traveling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Jeffersonville
Corydon
Elizabethtown
Bardstown

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Toronto to Louisville

Discover the top 2 airlines that operate flights from Toronto to Louisville. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$263Average$327FlexibilityNo cancel feeOn-time71%
WestJetCheapest$296Average$379FlexibilityNo cancel feeOn-time60%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.