HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$151+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SDF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$258
(Mytrip)

One-way from

$151
(Mytrip)

Popular in

January

Cheapest in

February

Average price

$355
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. 10% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 7/86:30 amYYZ - SDF
1 stop26h 26mMultiple Airlines
Wed 7/98:13 pmSDF - YYZ
1 stop17h 52mMultiple Airlines
Deal found 6/10$258
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 10/512:20 pmYYZ - SDF
1 stop21h 41mUnited Airlines
Sat 10/1110:55 amSDF - YYZ
1 stop10h 07mUnited Airlines
Deal found 6/10$389
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/33:45 pmYYZ - SDF
1 stop8h 45mAmerican Airlines
Mon 8/116:08 amSDF - YYZ
1 stop10h 27mAmerican Airlines
Deal found 6/12$439
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 7/2011:29 amYYZ - SDF
1 stop7h 40mDelta
Sun 7/279:30 amSDF - YYZ
1 stop7h 45mDelta
Deal found 6/10$468
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:45 amYYZ - SDF
1 stop11h 35mWestJet
Mon 8/116:00 amSDF - YYZ
2 stops16h 54mWestJet
Deal found 6/11$544

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 June 12, 2025.
Use the filters below to find and compare flights from Toronto to Louisville that are best for you.

Fly from

Toronto

Fly to

Louisville

Route

Depart

Return

Price

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Tue 7/8

6:30 am-8:56 am

1 stop26h 26m

Louisville Intl

Wed 7/9

8:13 pm-2:05 pm

1 stop17h 52m

$258

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 10/5

12:20 pm-10:01 am

1 stop21h 41m

Louisville Intl

Sat 10/11

10:55 am-9:02 pm

1 stop10h 07m

$389

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 8/3

3:45 pm-12:30 am

1 stop8h 45m

Louisville Intl

Mon 8/11

6:08 am-4:35 pm

1 stop10h 27m

$439

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 7/20

11:29 am-7:09 pm

1 stop7h 40m

Louisville Intl

Sun 7/27

9:30 am-5:15 pm

1 stop7h 45m

$468

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 8/3

9:45 am-9:20 pm

1 stop11h 35m

Louisville Intl

Mon 8/11

6:00 am-10:54 pm

2 stops16h 54m

$544

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sat 8/9

7:55 am-11:27 am

1 stop27h 32m

$151

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Fri 7/25

6:30 am-3:56 pm

1 stop9h 26m

$262

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 7/27

10:05 am-5:20 pm

1 stop7h 15m

$263

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 7/27

6:30 pm-9:54 am

2 stops15h 24m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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, 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 June 12, 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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $389, United Airlines will fly you from Toronto to Louisville and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $439 and $468, respectively.

  • 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 $262 on Delta. Other airlines that offer cheap prices include United Airlines from $263 and WestJet from $324 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
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$327FlexibilityNo cancel feeOn-time71%
WestJetCheapest$296Average$428FlexibilityNo 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.