What airlines fly to Toronto?

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to Toronto from Louisville according to our data. Air Canada is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Toronto. Keep in mind that there are 3 different airlines that fly to Toronto on a routine basis, so you have a few additional options to choose from.

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

American Airlines is the most popular carrier operating from Louisville Intl to Toronto

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

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

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

There is 1 operator available for flights from Louisville Intl Airport to Toronto as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Toronto.

What documentation or ID do you need to fly to Toronto?

The required travel and health documents for your Toronto trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Toronto. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$133 Cheap Flights from Louisville to Toronto in 2025/26

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Find the cheapest flights from Louisville to Toronto

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:54 pm - 8:11 pm

SDF

YYZ

25h 17m2 stops

11:15 am - 2:41 pm

YYZ

SDF

27h 26m1 stop

$281Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

1:55 pm - 12:14 am

SDF

YYZ

10h 19m1 stop

11:15 am - 2:41 pm

YYZ

SDF

27h 26m1 stop

$284Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

12:33 pm - 2:05 pm

SDF

YYZ

25h 32m2 stops

7:45 am - 8:24 pm

YYZ

SDF

12h 39m1 stop

$315Multiple Airlines

Wed, May 6 - Sun, May 10

8:07 am - 9:23 pm

SDF

YYZ

13h 16m1 stop

11:30 am - 11:19 pm

YYZ

SDF

11h 49m1 stop

$316American Airlines

Wed, Feb 4 - Wed, Feb 11

6:54 pm - 8:11 pm

SDF

YYZ

25h 17m3 stops

7:00 am - 6:04 pm

YYZ

SDF

11h 04m1 stop

$330Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

12:33 pm - 10:37 pm

SDF

YYZ

10h 04m1 stop

7:45 am - 8:24 pm

YYZ

SDF

12h 39m1 stop

$352Multiple Airlines

Wed, May 6 - Sun, May 10

6:54 pm - 8:11 pm

SDF

YYZ

25h 17m3 stops

6:20 pm - 2:41 pm

YYZ

SDF

20h 21m2 stops

$354Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

8:14 pm - 2:53 pm

SDF

YYZ

18h 39m1 stop

5:15 pm - 11:37 am

YYZ

SDF

18h 22m1 stop

$356Multiple Airlines

Sun, Mar 29 - Tue, Mar 31

6:54 pm - 8:11 pm

SDF

YYZ

25h 17m3 stops

7:10 am - 2:41 pm

YYZ

SDF

31h 31m3 stops

$364Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

1:55 pm - 2:20 pm

SDF

YYZ

24h 25m1 stop

7:35 am - 1:26 pm

YYZ

SDF

29h 51m2 stops

$426Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

American Airlines flights from Louisville to Toronto

Our best American Airlines deals on Louisville to Toronto flight tickets

American Airlines

Feb 4

SDF8:07 amLouisville Intl

13h 16m

1 stop

YYZ9:23 pmToronto Pearson Intl

Feb 11

YYZ11:30 amToronto Pearson Intl

11h 49m

1 stop

SDF11:19 pmLouisville Intl

$316

Find similar

American Airlines

Jan 17

SDF6:03 amLouisville Intl

10h 32m

1 stop

YYZ4:35 pmToronto Pearson Intl

Jan 18

YYZ10:59 amToronto Pearson Intl

11h 06m

1 stop

SDF10:05 pmLouisville Intl

$458

Find similar

American Airlines

Jan 17

SDF6:00 amLouisville Intl

10h 35m

2 stops

YYZ4:35 pmToronto Pearson Intl

Jan 18

YYZ10:59 amToronto Pearson Intl

11h 06m

1 stop

SDF10:05 pmLouisville Intl

$513

Find similar

WestJet flights from Louisville to Toronto

Our best WestJet deals on Louisville to Toronto flight tickets

WestJet

Dec 31

SDF6:00 amLouisville Intl

5h 08m

1 stop

YYZ11:08 amToronto Pearson Intl

Jan 4

YYZ6:10 amToronto Pearson Intl

5h 16m

1 stop

SDF11:26 amLouisville Intl

$860

Find similar

WestJet

Dec 30

SDF6:40 amLouisville Intl

9h 19m

1 stop

YYZ3:59 pmToronto Pearson Intl

Jan 5

YYZ6:14 pmToronto Pearson Intl

5h 41m

1 stop

SDF11:55 pmLouisville Intl

$861

Find similar

WestJet

Dec 23

SDF7:25 amLouisville Intl

3h 54m

1 stop

YYZ11:19 amToronto Pearson Intl

Dec 28

YYZ6:00 amToronto Pearson Intl

17h 03m

1 stop

SDF11:03 pmLouisville Intl

$928

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Mon 2/2

6:54 pm-8:11 pm

2 stops25h 17m

Toronto Pearson Intl

Mon 2/9

11:15 am-2:41 pm

1 stop27h 26m

$281

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Mon 2/2

1:55 pm-12:14 am

1 stop10h 19m

Toronto Pearson Intl

Mon 2/9

11:15 am-2:41 pm

1 stop27h 26m

$284

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Wed 5/6

12:33 pm-2:05 pm

2 stops25h 32m

Toronto Pearson Intl

Sun 5/10

7:45 am-8:24 pm

1 stop12h 39m

$315

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Wed 2/4

8:07 am-9:23 pm

1 stop13h 16m

Toronto Pearson Intl

Wed 2/11

11:30 am-11:19 pm

1 stop11h 49m

$316

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Mon 2/2

6:54 pm-8:11 pm

3 stops25h 17m

Toronto Pearson Intl

Mon 2/9

7:00 am-6:04 pm

1 stop11h 04m

$330

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Wed 5/6

12:33 pm-10:37 pm

1 stop10h 04m

Toronto Pearson Intl

Sun 5/10

7:45 am-8:24 pm

1 stop12h 39m

$352

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Mon 2/2

6:54 pm-8:11 pm

3 stops25h 17m

Toronto Pearson Intl

Mon 2/9

6:20 pm-2:41 pm

2 stops20h 21m

$354

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Sun 3/29

8:14 pm-2:53 pm

1 stop18h 39m

Toronto Pearson Intl

Tue 3/31

5:15 pm-11:37 am

1 stop18h 22m

$356

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Mon 2/2

6:54 pm-8:11 pm

3 stops25h 17m

Toronto Pearson Intl

Mon 2/9

7:10 am-2:41 pm

3 stops31h 31m

$364

LouisvilleToronto

SDF - YYZ

SDFYYZ

Louisville Intl

Wed 2/4

1:55 pm-2:20 pm

1 stop24h 25m

Toronto Pearson Intl

Wed 2/11

7:35 am-1:26 pm

2 stops29h 51m

$426

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Toronto

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 cheapest day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from Louisville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $340. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Thursday, with ticket prices averaging around $448.

What is the cheapest time of day to depart on your flight to Toronto?

At noon is the cheapest time of day to fly from Louisville to Toronto when you can find flight prices for as low as $319. Flying to Toronto at noon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the morning, with an average ticket price of $376. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Louisville to Toronto

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

Estimated round-trip price

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

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

Fastest flight time	3h 38m
Direct flights	None

The fastest flight from Louisville to Toronto takes 3h 38m

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

Search flight deals

How far is Louisville Intl to Toronto by plane?
Toronto is 499.2 mi away from Louisville Intl. Typically, this will take 3h 38m by plane in normal conditions.
When did momondo last update prices for flights from Louisville Intl Airport to Toronto?
Prices for flights from Louisville Intl Airport to Toronto are refreshed on a daily basis.
How many operators does momondo search for flights from Louisville Intl Airport to Toronto?
There is 1 operator available for flights from Louisville Intl Airport to Toronto as of December 2025.
How old do you have to be to fly from Louisville Intl Airport to Toronto?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Toronto.
What documentation or ID do you need to fly to Toronto?
The required travel and health documents for your Toronto trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Toronto. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Louisville to Toronto?
Based on momondo bookings for flights between Louisville and Toronto, the leading airline is Delta, making up 58% of the total bookings. Other popular airlines include WestJet with 42%.

Best airlines flying from Louisville to Toronto

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $370	Free Cancellation	Rating 7.9 8,014 reviews		Search Delta flights

Why use momondo?

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

Finding the right flight to Toronto from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Toronto quick and easy, saving you time and money.

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

Yes. All flights to Toronto from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Louisville to Toronto 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 Louisville to Toronto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Louisville to Toronto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.