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$197+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SDF
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheap 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 May 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 5/266:30 am
YYZ
-
SDF
1 stop29h 04m
Multiple Airlines
Fri 6/199:05 pm
SDF
-
YYZ
1 stop17h 00m
Multiple Airlines
Deal found 5/4$371
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 5/266:30 am
YYZ
-
SDF
1 stop29h 04m
Multiple Airlines
Mon 6/159:05 pm
SDF
-
YYZ
1 stop17h 00m
Multiple Airlines
Deal found 5/4$380
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Tue 5/266:30 am
YYZ
-
SDF
1 stop29h 04m
Multiple Airlines
Wed 6/1712:20 pm
SDF
-
YYZ
1 stop25h 45m
Multiple Airlines
Deal found 5/4$387
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Mon 7/209:30 am
YYZ
-
SDF
1 stop10h 28m
Multiple Airlines
Mon 7/278:48 pm
SDF
-
YYZ
1 stop17h 17m
Multiple Airlines
Deal found 4/29$420
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/292:45 pm
YYZ
-
SDF
1 stop9h 04m
United Airlines
Sun 5/317:10 am
SDF
-
YYZ
1 stop4h 39m
United Airlines
Deal found 4/30$438
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 6/172:45 pm
YYZ
-
SDF
1 stop5h 38m
United Airlines
Sun 6/216:00 am
SDF
-
YYZ
1 stop4h 04m
United Airlines
Deal found 4/30$439
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Tue 6/1612:39 pm
YYZ
-
SDF
1 stop5h 06m
American Airlines
Tue 6/236:51 am
SDF
-
YYZ
1 stop5h 44m
American Airlines
Deal found 5/2$445
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 7/96:30 am
YYZ
-
SDF
1 stop9h 28m
Multiple Airlines
Wed 7/158:06 pm
SDF
-
YYZ
2 stops51h 29m
Multiple Airlines
Deal found 4/30$446
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 6/86:02 pm
YYZ
-
SDF
1 stop5h 06m
American Airlines
Wed 6/106:01 am
SDF
-
YYZ
1 stop5h 58m
American Airlines
Deal found 4/30$447
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/313:45 pm
YYZ
-
SDF
1 stop8h 43m
American Airlines
Sun 6/78:15 am
SDF
-
YYZ
1 stop14h 15m
American Airlines
Deal found 5/1$449
This American Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/2311:52 am
YYZ
-
SDF
1 stop5h 20m
American Airlines
Tue 5/266:25 pm
SDF
-
YYZ
1 stop5h 33m
American Airlines
Deal found 5/3$450

Find 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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$371
(Kiwi.com)

One-way from

$197
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$421
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. 13% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
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 May 5, 2026.
Use the filters below to find and compare flights from Toronto to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Fri 5/29

2:45 pm-11:49 pm

1 stop9h 04m

Louisville Intl

Sun 5/31

7:10 am-11:49 am

1 stop4h 39m

$438

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 6/8

7:43 pm-10:23 am

1 stop14h 40m

Louisville Intl

Wed 6/10

6:30 am-1:47 pm

1 stop7h 17m

$438

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 6/17

2:45 pm-8:23 pm

1 stop5h 38m

Louisville Intl

Sun 6/21

6:00 am-10:04 am

1 stop4h 04m

$439

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 6/8

6:02 pm-11:08 pm

1 stop5h 06m

Louisville Intl

Wed 6/10

6:01 am-11:59 am

1 stop5h 58m

$447

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 7/9

10:00 am-5:11 pm

1 stop7h 11m

Louisville Intl

Wed 7/15

10:00 am-5:19 pm

1 stop7h 19m

$473

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 7/9

10:00 am-5:11 pm

1 stop7h 11m

Louisville Intl

Tue 7/14

11:17 am-5:19 pm

1 stop6h 02m

$473

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Tue 6/30

7:00 am-1:35 pm

1 stop6h 35m

Louisville Intl

Tue 7/7

5:50 pm-11:59 pm

1 stop6h 09m

$473
Quickest round-trip

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Tue 5/26

6:10 am-9:59 am

1 stop3h 49m

Louisville Intl

Thu 6/18

4:40 pm-9:59 pm

1 stop5h 19m

$498

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 5/20

6:10 am-9:59 am

1 stop3h 49m

Louisville Intl

Thu 6/18

4:40 pm-9:59 pm

1 stop5h 19m

$498
Cheapest one-way

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 5/27

9:30 am-9:28 am

1 stop23h 58m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 20 resultsSorted by cheapest first
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.

Cheapflights Insights

Everything you need to know about your flight from Toronto to Louisville

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

Currently, May is the cheapest month in which you can book a flight from Toronto to Louisville (average of $134). Flying from Toronto to Louisville in February is currently the most expensive (average of $554). 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.

How much does it cost to fly round-trip from Toronto to Louisville?

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 1 airline.

  • How long is the flight from Toronto to Louisville?

    United Airlines and American Airlines can get you from Toronto to Louisville in just under 5h 06m. Your travel time can differ by up to 3h 58m. The distance from Toronto to Louisville is about 496 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Toronto to Louisville round-trip?

    Currently priced at $331, American Airlines will fly you from Toronto to Louisville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • 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, May is the cheapest month in which you can book a flight from Toronto to Louisville (average of $134). Flying from Toronto to Louisville in February is currently the most expensive (average of $554). 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 Louisville?

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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Toronto to Louisville

Discover the top airline 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$331Average$767FlexibilityNo cancel feeOn-time71%

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