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$181+ Cheap flights from Louisville (SDF) to Toronto (YTO)

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YTO
mar. 6 — mar. 131
vie. 3/6
vie. 3/13
1 adult, Economy
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Cheap flight deals from Louisville to Toronto

Cheapest flights from Louisville to Toronto
Explore the most affordable flight options available from Louisville to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 4, 2026.

This American Airlines deal was found by Cheapflights users on 2/3. 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.
mar. 4/286:00 am
SDF
-
YYZ
1 stop8h 33m
American Airlines
sáb. 5/21:15 pm
YYZ
-
SDF
1 stop8h 15m
American Airlines
Deal found 2/3$425
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/41:19 pm
SDF
-
YYZ
1 stop25h 01m
Multiple Airlines
mié. 3/118:30 pm
YYZ
-
SDF
1 stop18h 03m
Multiple Airlines
Deal found 2/3$435
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/193:33 pm
SDF
-
YYZ
2 stops20h 02m
Multiple Airlines
jue. 3/268:20 pm
YYZ
-
SDF
1 stop14h 54m
Multiple Airlines
Deal found 2/2$465
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/2212:33 pm
SDF
-
YYZ
1 stop11h 02m
Multiple Airlines
lun. 5/259:30 am
YYZ
-
SDF
1 stop29h 08m
Multiple Airlines
Deal found 2/3$471
This American Airlines deal was found by Cheapflights users on 2/2. 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.
vie. 3/2012:07 pm
SDF
-
YYZ
1 stop5h 29m
American Airlines
mié. 4/111:40 am
YYZ
-
SDF
1 stop11h 40m
American Airlines
Deal found 2/2$518
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/283:33 pm
SDF
-
YYZ
1 stop22h 32m
Multiple Airlines
sáb. 5/23:20 pm
YYZ
-
SDF
2 stops23h 18m
Multiple Airlines
Deal found 2/3$535
This American Airlines deal was found by Cheapflights users on 2/3. 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.
vie. 3/207:30 am
SDF
-
YYZ
1 stop8h 33m
American Airlines
vie. 3/276:00 am
YYZ
-
SDF
1 stop11h 18m
American Airlines
Deal found 2/3$556

Find flight deals from Louisville to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Toronto (YTO). 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 febrero 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$425
(American Airlines)

One-way from

$181
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$396
Provider with most accurate pricing for Louisville Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Toronto (YTO) flights.
Search Deals
From Louisville Intl to Toronto (YTO)
Search Deals
One-way flight from Louisville Intl to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 38% potential increase in price ($357 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Toronto 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 febrero 4, 2026.
Use the filters below to find and compare flights from Louisville to Toronto that are best for you.

Fly from

Louisville

Fly to

Toronto

Route

Depart

Return

Price

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

mar. 4/28

6:00 am-2:33 pm

1 stop8h 33m

Toronto Pearson Intl

sáb. 5/2

1:15 pm-9:30 pm

1 stop8h 15m

$425

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

mié. 3/4

1:19 pm-2:20 pm

1 stop25h 01m

Toronto Pearson Intl

mié. 3/11

8:30 pm-2:33 pm

1 stop18h 03m

$435

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

jue. 3/19

3:33 pm-11:35 am

2 stops20h 02m

Toronto Pearson Intl

jue. 3/26

8:20 pm-11:14 am

1 stop14h 54m

$465

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

vie. 5/22

12:33 pm-11:35 pm

1 stop11h 02m

Toronto Pearson Intl

lun. 5/25

9:30 am-2:38 pm

1 stop29h 08m

$471

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

vie. 3/20

12:07 pm-5:36 pm

1 stop5h 29m

Toronto Pearson Intl

mié. 4/1

11:40 am-11:20 pm

1 stop11h 40m

$518

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

vie. 3/20

7:30 am-4:03 pm

1 stop8h 33m

Toronto Pearson Intl

vie. 3/27

6:00 am-5:18 pm

1 stop11h 18m

$556

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

vie. 6/12

9:15 pm-2:05 pm

1 stop16h 50m

Toronto Pearson Intl

lun. 6/15

6:08 pm-9:37 pm

1 stop3h 29m

$566

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

jue. 3/19

3:33 pm-10:40 pm

2 stops31h 07m

$211

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

lun. 4/20

10:00 am-11:59 pm

1 stop13h 59m

$223

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

sáb. 4/11

7:20 am-6:42 pm

2 stops11h 22m

$230

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 14 results
1
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Compare providers for flights from Louisville to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Toronto in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Toronto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Toronto 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 Louisville-Toronto 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 Louisville to Toronto

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

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

Currently, April is the cheapest month in which you can book a flight from Louisville to Toronto (average of $193). Flying from Louisville to Toronto in January is currently the most expensive (average of $353). 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.

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated febrero 4, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Louisville to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,138 reviews
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,216 reviews
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Toronto. 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 from for flights from Louisville to Toronto?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Toronto. You should not have trouble finding flights to Toronto from Louisville Intl; the airport handles an average of 0 outbound flights to Toronto per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Louisville airport to Toronto. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • How long is the flight from Louisville to Toronto?

    Departing from Louisville to Toronto will take you 8h 33m. Airlines will cover a distance of 496 mi.

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

    Delta, at $370, was found to be the cheapest airline from Louisville to Toronto.. This flight start at 34% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Louisville to Toronto (average of $193). Flying from Louisville to Toronto in January is currently the most expensive (average of $353). 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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Top airline flying from Louisville to Toronto

Discover the top airline that operate flights from Louisville to Toronto. 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 febrero 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$370Average$496FlexibilityNo cancel feeOn-timeN/A

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