Which airlines fly to Louisville?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Louisville from Toronto according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Louisville. Keep in mind that there are 5 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Toronto to Louisville Intl?

United Airlines and American Airlines are the most popular carriers operating from Toronto to Louisville Intl

When did momondo last update prices for flights from Toronto to Louisville Intl Airport?

Prices for flights from Toronto to Louisville Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Toronto to Louisville Intl Airport?

As of January 2026, there are 4 operators available to choose from for flights from Toronto to Louisville Intl Airport.

How old do you have to be to fly from Toronto to Louisville Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The travel and health documents required for your trip to Louisville Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 338 Cheap Flights from Toronto to Louisville in 2026

Q: What is the typical price of a round-trip flight between Toronto and Louisville?

Prices are currently typical for flights on this route. Typical prices usually range from C$ 238 to C$ 451. The lowest price recently found on this route was C$ 410.

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Toronto to Louisville

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 p.m. - 2:38 p.m.

YYZ

SDF

22h 58m

1 stop

1:19 p.m. - 12:29 a.m.

SDF

YYZ

11h 10m

1 stop

C$ 410Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

5:15 p.m. - 2:38 p.m.

YYZ

SDF

21h 23m

2 stops

1:19 p.m. - 12:29 a.m.

SDF

YYZ

11h 10m

1 stop

C$ 451Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

7:15 a.m. - 2:38 p.m.

YYZ

SDF

31h 23m

3 stops

1:19 p.m. - 12:14 a.m.

SDF

YYZ

10h 55m

1 stop

C$ 512Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

1:10 p.m. - 9:26 p.m.

YYZ

SDF

8h 16m

1 stop

12:15 p.m. - 11:29 p.m.

SDF

YYZ

11h 14m

1 stop

C$ 525American Airlines

Wed, 1 Apr - Wed, 8 Apr

8:50 a.m. - 4:41 p.m.

YYZ

SDF

7h 51m

1 stop

7:20 a.m. - 7:02 p.m.

SDF

YYZ

11h 42m

2 stops

C$ 585United Airlines

Wed, 1 Apr - Wed, 8 Apr

7:35 a.m. - 7:34 p.m.

YYZ

SDF

11h 59m

1 stop

3:33 p.m. - 12:14 a.m.

SDF

YYZ

32h 41m

2 stops

C$ 603Multiple Airlines

Thu, 26 Feb - Sun, 1 Mar

6:00 a.m. - 5:21 p.m.

YYZ

SDF

11h 21m

1 stop

6:00 a.m. - 11:51 a.m.

SDF

YYZ

5h 51m

1 stop

C$ 620American Airlines

Thu, 26 Feb - Sun, 1 Mar

2:15 p.m. - 10:13 p.m.

YYZ

SDF

7h 58m

1 stop

9:00 a.m. - 11:19 p.m.

SDF

YYZ

14h 19m

1 stop

C$ 626United Airlines

Thu, 5 Mar - Mon, 9 Mar

5:15 p.m. - 2:38 p.m.

YYZ

SDF

21h 23m

2 stops

1:19 p.m. - 10:40 p.m.

SDF

YYZ

33h 21m

3 stops

C$ 642Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

7:15 a.m. - 2:38 p.m.

YYZ

SDF

31h 23m

3 stops

1:19 p.m. - 10:40 p.m.

SDF

YYZ

33h 21m

3 stops

C$ 660Multiple Airlines

Mon, 23 Feb - Mon, 2 Mar

Delta flights from Toronto to Louisville

Our best Delta deals on Toronto to Louisville flight tickets

Delta

12 Mar

YYZ6:00 a.m.Toronto Pearson Intl

5h 25m

1 stop

SDF11:25 a.m.Louisville Intl

15 Mar

SDF6:00 a.m.Louisville Intl

5h 06m

1 stop

YYZ11:06 a.m.Toronto Pearson Intl

C$ 675

Delta

4 Feb

YYZ6:06 a.m.Toronto Pearson Intl

5h 38m

1 stop

SDF11:44 a.m.Louisville Intl

5 Feb

SDF12:28 p.m.Louisville Intl

5h 25m

1 stop

YYZ5:53 p.m.Toronto Pearson Intl

C$ 842

American Airlines flights from Toronto to Louisville

Our best American Airlines deals on Toronto to Louisville flight tickets

American Airlines

1 Apr

YYZ1:10 p.m.Toronto Pearson Intl

8h 16m

1 stop

SDF9:26 p.m.Louisville Intl

8 Apr

SDF12:15 p.m.Louisville Intl

11h 14m

1 stop

YYZ11:29 p.m.Toronto Pearson Intl

C$ 525

American Airlines

26 Feb

YYZ6:00 a.m.Toronto Pearson Intl

11h 21m

1 stop

SDF5:21 p.m.Louisville Intl

1 Mar

SDF6:00 a.m.Louisville Intl

5h 51m

1 stop

YYZ11:51 a.m.Toronto Pearson Intl

C$ 620

American Airlines

12 Mar

YYZ10:58 a.m.Toronto Pearson Intl

10h 41m

1 stop

SDF9:39 p.m.Louisville Intl

19 Mar

SDF6:20 a.m.Louisville Intl

11h 09m

1 stop

YYZ5:29 p.m.Toronto Pearson Intl

C$ 671

Fly from

Fly to

Route

Depart

Return

Price

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 23/2

3:40 p.m.-2:38 p.m.

1 stop22h 58m

Louisville Intl

Mon 2/3

1:19 p.m.-12:29 a.m.

1 stop11h 10m

C$ 410

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 23/2

5:15 p.m.-2:38 p.m.

2 stops21h 23m

Louisville Intl

Mon 2/3

1:19 p.m.-12:29 a.m.

1 stop11h 10m

C$ 451

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 23/2

7:15 a.m.-2:38 p.m.

3 stops31h 23m

Louisville Intl

Mon 2/3

1:19 p.m.-12:14 a.m.

1 stop10h 55m

C$ 512

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 1/4

1:10 p.m.-9:26 p.m.

1 stop8h 16m

Louisville Intl

Wed 8/4

12:15 p.m.-11:29 p.m.

1 stop11h 14m

C$ 525

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 1/4

8:50 a.m.-4:41 p.m.

1 stop7h 51m

Louisville Intl

Wed 8/4

7:20 a.m.-7:02 p.m.

2 stops11h 42m

C$ 585

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 26/2

7:35 a.m.-7:34 p.m.

1 stop11h 59m

Louisville Intl

Sun 1/3

3:33 p.m.-12:14 a.m.

2 stops32h 41m

C$ 603

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 26/2

6:00 a.m.-5:21 p.m.

1 stop11h 21m

Louisville Intl

Sun 1/3

6:00 a.m.-11:51 a.m.

1 stop5h 51m

C$ 620

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 5/3

2:15 p.m.-10:13 p.m.

1 stop7h 58m

Louisville Intl

Mon 9/3

9:00 a.m.-11:19 p.m.

1 stop14h 19m

C$ 626

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 23/2

5:15 p.m.-2:38 p.m.

2 stops21h 23m

Louisville Intl

Mon 2/3

1:19 p.m.-10:40 p.m.

3 stops33h 21m

C$ 642

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Mon 23/2

7:15 a.m.-2:38 p.m.

3 stops31h 23m

Louisville Intl

Mon 2/3

1:19 p.m.-10:40 p.m.

3 stops33h 21m

C$ 660

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Toronto to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Toronto and Louisville?

When to book flights from Toronto to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto to Louisville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Toronto to Louisville (YTO to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to Louisville

Fastest flight time	5h 00m
Direct flights	None

The fastest flight from Toronto to Louisville takes 5h 00m

There are no direct flights from Toronto to Louisville. There are no popular flight routes from Toronto to Louisville.

Search flight deals

How far is Toronto to Louisville Intl by plane?
The straight-line distance from Toronto to Louisville Intl is 803.4 km. A reasonable flight in good conditions will take 5h 00m.
When did momondo last update prices for flights from Toronto to Louisville Intl Airport?
Prices for flights from Toronto to Louisville Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Toronto to Louisville Intl Airport?
As of January 2026, there are 4 operators available to choose from for flights from Toronto to Louisville Intl Airport.
How old do you have to be to fly from Toronto to Louisville Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The travel and health documents required for your trip to Louisville Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Toronto to Louisville?
Based on momondo bookings for flights between Toronto and Louisville, the leading airline is WestJet, making up 46% of the total bookings. Other popular airlines include Air Canada with 32% and United Airlines with 22%.

Best airlines flying from Toronto to Louisville

Compare and see reviews for airlines that fly from Toronto to Louisville with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 189	Free Cancellation	Rating 7.1 10,667 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 391	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 438	Free Cancellation	Rating 7.2 3,253 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 564	Free Cancellation	Rating 7.2 11,206 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Louisville?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Toronto to Louisville for you.

Can I find flights from Toronto to Louisville with flexible booking policies on momondo?

All flight searches from Toronto to Louisville on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Toronto to Louisville?

Once all potential Toronto to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Toronto to Louisville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Louisville from Toronto. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.