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Cheap flights from Toronto to Louisville from C$ 223

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — SDF
31 Mar — 7 Apr1
1 adult

Cheapflights Tip: The best prices from Toronto to Louisville Intl are usually found in February or August, booked 63 days in advance, depart on a Tuesday or Sunday and return on a Monday

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 26 March 2025.

Round-trip from

C$ 380

One-way from

C$ 227

Popular in

January

Cheapest in

February

Average price

C$ 618
12/5-15/5
  • 12/5-15/5
  • 2 total stops
  • 24h 13m total
  • Toronto to Louisville
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22/4
  • 22/4
  • 1 total stop
  • 15h 12m total
  • Toronto to Louisville
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 35 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 26 March 2025.

Mon 12/57:45 a.m.YYZ - SDF
1 stop12h 52mMultiple Airlines
Thu 15/511:23 a.m.SDF - YYZ
1 stop11h 21mMultiple Airlines
Deal found 25/3C$ 380
Sun 4/56:30 a.m.YYZ - SDF
1 stop7h 55mAir Canada
Thu 8/56:00 a.m.SDF - YYZ
1 stop5h 59mAir Canada
Deal found 24/3C$ 408
Thu 8/56:30 a.m.YYZ - SDF
1 stop7h 25mDelta
Thu 15/56:19 a.m.SDF - YYZ
1 stop5h 21mDelta
Deal found 24/3C$ 413
Thu 10/43:45 p.m.YYZ - SDF
1 stop8h 28mAmerican Airlines
Thu 17/45:41 a.m.SDF - YYZ
1 stop10h 54mAmerican Airlines
Deal found 24/3C$ 426
Fri 30/56:05 p.m.YYZ - SDF
1 stop3h 21mWestJet
Tue 3/66:19 a.m.SDF - YYZ
2 stops18h 14mWestJet
Deal found 24/3C$ 455
Thu 10/46:15 a.m.YYZ - SDF
1 stop4h 04mUnited Airlines
Mon 14/42:06 p.m.SDF - YYZ
2 stops16h 29mUnited Airlines
Deal found 25/3C$ 638

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 629,999 searches. Data last updated 26 March 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

Mon 12/5

7:45 a.m.-8:37 p.m.

1 stop12h 52m

Louisville Intl

Thu 15/5

11:23 a.m.-10:44 p.m.

1 stop11h 21m

C$ 380

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 4/5

6:30 a.m.-2:25 p.m.

1 stop7h 55m

Louisville Intl

Thu 8/5

6:00 a.m.-11:59 a.m.

1 stop5h 59m

C$ 408

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 8/5

6:30 a.m.-1:55 p.m.

1 stop7h 25m

Louisville Intl

Thu 15/5

6:19 a.m.-11:40 a.m.

1 stop5h 21m

C$ 413

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 10/4

3:45 p.m.-12:13 a.m.

1 stop8h 28m

Louisville Intl

Thu 17/4

5:41 a.m.-4:35 p.m.

1 stop10h 54m

C$ 426

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Fri 30/5

6:05 p.m.-9:26 p.m.

1 stop3h 21m

Louisville Intl

Tue 3/6

6:19 a.m.-12:33 a.m.

2 stops18h 14m

C$ 455

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Fri 18/4

8:30 p.m.-1:23 p.m.

2 stops16h 53m

Louisville Intl

Sun 20/4

6:00 a.m.-12:09 p.m.

1 stop6h 09m

C$ 471

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Fri 25/4

6:45 a.m.-6:31 p.m.

1 stop11h 46m

C$ 223

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Tue 24/6

3:45 p.m.-10:17 p.m.

1 stop6h 32m

C$ 243

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 8/5

6:30 a.m.-1:55 p.m.

1 stop7h 25m

C$ 246

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Tue 8/7

6:00 a.m.-9:36 p.m.

1 stop15h 36m

C$ 265

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 11 results
1
2

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

How far ahead should I book a flight from Toronto to Louisville?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Louisville. Price data was last updated on 21 March 2025.

To ensure you get the cheapest price possible for a flight from Toronto to Louisville, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Toronto to Louisville (average of C$ 332). Flying from Toronto to Louisville in September is currently the most expensive (average of C$ 487). 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 26 March 2025.

A simple way to save on the total cost of your ticket is to fly from Toronto to Louisville in the evening. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking 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 79.0 - 135.0 mm per month. May is typically the wettest month, when rainfall can reach 135.0 mm. September is typically the driest time to visit Louisville when rainfall is around 79.0 mm.

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 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 26 March 2025.
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,891 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
8,608 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
2,785 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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
8,967 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

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?

    Louisville Intl (SDF) is the airport you will fly into if you book a flight from Toronto to Louisville. You should not have trouble finding flights to Louisville Intl from Toronto; the airport handles an average of 0 inbound flights from Toronto per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Louisville airport from Toronto. It is only a 8.5 km journey from Louisville Intl (SDF) to Louisville’s city centre.

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

    Flying on Air Canada is currently your cheapest option to Louisville, with prices starting at C$ 408. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at C$ 413 and C$ 426, respectively. Air Canada is priced at 28% 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?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at C$ 243. Delta flights start at C$ 246 while deals on WestJet start at C$ 265 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, February is the cheapest month in which you can book a flight from Toronto to Louisville (average of C$ 332). Flying from Toronto to Louisville in September is currently the most expensive (average of C$ 487). 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 Toronto to Louisville

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

Discover the top 5 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 629,999 searches. Data last updated 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 199AverageC$ 656FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 206AverageC$ 422FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 360AverageC$ 470FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 372AverageC$ 574FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 421AverageC$ 519FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Toronto to Louisville?

Deals for Toronto to Louisville flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Toronto to Louisville?

Cheapflights helps you find that perfect flight to Louisville from Toronto by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Toronto to Louisville with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Toronto to Louisville, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Toronto to Louisville become cheaper?

Not ready to book yet? You can track prices for flights from Toronto to Louisville on Cheapflights with our Price Alert feature and get notified when better prices are available.

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