How many flights depart from Region of Ontario to Louisville on average per week?

The number of flights available between Region of Ontario and Louisville is 13 per week as of October 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

How long does it take to fly to Louisville?

If you’re flying from a popular airport in Region of Ontario, such as Toronto or Ottawa, and flying into Louisville, then you can expect flight times to average 1h 38m and 8h 47m, respectively.

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

Delta and United Airlines are the most popular carriers operating from Ontario to Louisville Intl

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

Prices for flights from Ontario to Louisville Intl Airport refresh daily.

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

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 Ontario 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.

$257 Cheap Flights from Ontario to Louisville in 2026/27

Find the cheapest flights from Ontario to Louisville

Round-trip

One-way

Last minute

Cheap round-trip flights

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12:44 pm - 9:27 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

8h 43m1 stop Washington, D.C. Reagan-National

6:30 am - 4:34 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

10h 04m1 stop Washington, D.C. Reagan-National

$394American Airlines

Tue, Nov 10 - Tue, Nov 17

12:42 pm - 9:32 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

8h 50m1 stop Washington, D.C. Reagan-National

6:24 am - 12:31 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

6h 07m1 stop Chicago O'Hare Intl

$438American Airlines

Mon, Nov 23 - Mon, Nov 30

9:44 am - 2:39 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

4h 55m1 stop Washington, D.C. Dulles Intl

6:30 pm - 9:19 amSDF Louisville Intl-YYZ Toronto Pearson Intl

14h 49m1 stop Newark

$451United Airlines

Wed, Oct 21 - Wed, Oct 21

10:53 am - 6:32 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

7h 39m1 stop Chicago O'Hare Intl

1:45 pm - 7:59 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

6h 14m1 stop Newark

$457United Airlines

Tue, Nov 3 - Tue, Nov 10

7:24 pm - 12:07 amYYZ Toronto Pearson Intl-SDF Louisville Intl

4h 43m1 stop Charlotte Douglas

6:29 am - 10:59 amSDF Louisville Intl-YYZ Toronto Pearson Intl

4h 30m1 stop Chicago O'Hare Intl

$467American Airlines

Wed, Oct 21 - Thu, Oct 22

2:30 pm - 8:46 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

6h 16m1 stop New York LaGuardia

3:26 pm - 11:59 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

8h 33m1 stop Atlanta Hartsfield-Jackson

$468Delta

Tue, Oct 20 - Fri, Oct 23

6:00 am - 10:09 amYYZ Toronto Pearson Intl-SDF Louisville Intl

4h 09m1 stop Detroit Metropolitan Wayne County

6:00 am - 11:10 amSDF Louisville Intl-YYZ Toronto Pearson Intl

5h 10m1 stop Atlanta Hartsfield-Jackson

$469Delta

Mon, Nov 23 - Tue, Dec 1

8:35 am - 1:26 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

4h 51m1 stop Chicago O'Hare Intl

8:45 am - 1:43 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

4h 58m1 stop Newark

$477United Airlines

Sat, Jan 9 - Tue, Jan 12

8:35 am - 1:26 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

4h 51m1 stop Chicago O'Hare Intl

8:45 am - 1:43 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

4h 58m1 stop Newark

$478United Airlines

Sat, Jan 9 - Tue, Jan 12

6:33 pm - 11:59 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

5h 26m1 stop Atlanta Hartsfield-Jackson

5:59 pm - 11:36 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

5h 37m1 stop New York LaGuardia

$480Delta

Sun, Nov 1 - Thu, Nov 5

Cheap last minute flights

Enter your travel dates to find the best prices.

1:34 pm - 8:35 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

7h 01m1 stop Atlanta Hartsfield-Jackson

2:50 pm - 11:36 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

8h 46m1 stop New York LaGuardia

$606Delta

Sun, Oct 11 - Tue, Oct 13

1:34 pm - 10:37 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

9h 03m1 stop Atlanta Hartsfield-Jackson

3:26 pm - 9:59 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

6h 33m1 stop Atlanta Hartsfield-Jackson

$606Delta

Sun, Oct 11 - Wed, Oct 14

1:00 pm - 7:11 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

6h 11m1 stop Chicago O'Hare Intl

6:15 am - 1:47 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 32m1 stop Newark

$619United Airlines

Thu, Oct 15 - Mon, Oct 19

7:45 am - 12:54 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

5h 09m1 stop Atlanta Hartsfield-Jackson

1:59 pm - 9:59 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

8h 00m1 stop Atlanta Hartsfield-Jackson

$624Delta

Thu, Oct 15 - Mon, Oct 19

10:15 am - 8:31 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

10h 16m1 stop Chicago O'Hare Intl

6:00 am - 1:07 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 07m2 stops Washington, D.C. Dulles Intl Ottawa

$679United Airlines

Sun, Oct 11 - Tue, Oct 13

10:15 am - 7:11 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

8h 56m1 stop Chicago O'Hare Intl

6:00 am - 1:07 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 07m2 stops Washington, D.C. Dulles Intl Ottawa

$679United Airlines

Sun, Oct 11 - Wed, Oct 14

2:05 pm - 11:59 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

9h 54m2 stops Ottawa Chicago O'Hare Intl

6:00 am - 1:02 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 02m2 stops Washington, D.C. Dulles Intl Ottawa

$692United Airlines

Thu, Oct 15 - Mon, Oct 19

1:00 pm - 7:11 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

6h 11m1 stop Chicago O'Hare Intl

6:00 am - 1:02 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 02m2 stops Washington, D.C. Dulles Intl Ottawa

$692United Airlines

Thu, Oct 15 - Mon, Oct 19

2:05 pm - 11:59 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

9h 54m2 stops Ottawa Chicago O'Hare Intl

6:00 am - 1:07 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

7h 07m2 stops Washington, D.C. Dulles Intl Ottawa

$731United Airlines

Sun, Oct 11 - Tue, Oct 13

11:38 am - 4:49 pmYYZ Toronto Pearson Intl-SDF Louisville Intl

5h 11m1 stop Atlanta Hartsfield-Jackson

7:59 pm - 4:40 pmSDF Louisville Intl-YYZ Toronto Pearson Intl

44h 41m2 stops Charleston Orlando

$768Multiple Airlines

Thu, Oct 15 - Mon, Oct 19

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Air Canada flights from Region of Ontario to Louisville

Our best Air Canada deals on Region of Ontario to Louisville flight tickets

Air Canada

Nov 3

YYZ6:45 amToronto Pearson Intl

6h 50m

1 stop

SDF1:35 pmLouisville Intl

Nov 10

SDF5:10 amLouisville Intl

8h 36m

2 stops

YYZ1:46 pmToronto Pearson Intl

$646

Air Canada

Nov 23

YYZ8:20 amToronto Pearson Intl

5h 15m

1 stop

SDF1:35 pmLouisville Intl

Dec 1

SDF10:25 amLouisville Intl

12h 31m

2 stops

YYZ10:56 pmToronto Pearson Intl

$664

Air Canada

Nov 23

YOW10:50 amOttawa

10h 02m

2 stops

SDF8:52 pmLouisville Intl

Nov 27

SDF10:27 amLouisville Intl

9h 25m

2 stops

YOW7:52 pmOttawa

$755

United Airlines flights from Region of Ontario to Louisville

Our best United Airlines deals on Region of Ontario to Louisville flight tickets

United Airlines

Oct 21

YYZ9:44 amToronto Pearson Intl

4h 55m

1 stop

SDF2:39 pmLouisville Intl

Oct 21

SDF6:30 pmLouisville Intl

14h 49m

1 stop

YYZ9:19 amToronto Pearson Intl

$451

United Airlines

Nov 3

YYZ10:53 amToronto Pearson Intl

7h 39m

1 stop

SDF6:32 pmLouisville Intl

Nov 10

SDF1:45 pmLouisville Intl

6h 14m

1 stop

YYZ7:59 pmToronto Pearson Intl

$457

United Airlines

Jan 9

YYZ8:35 amToronto Pearson Intl

4h 51m

1 stop

SDF1:26 pmLouisville Intl

Jan 12

SDF8:45 amLouisville Intl

4h 58m

1 stop

YYZ1:43 pmToronto Pearson Intl

$477

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Tue 11/10

12:44 pm-9:27 pm

1 stop8h 43m

Louisville Intl

Tue 11/17

6:30 am-4:34 pm

1 stop10h 04m

$394

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Mon 11/23

12:42 pm-9:32 pm

1 stop8h 50m

Louisville Intl

Mon 11/30

6:24 am-12:31 pm

1 stop6h 07m

$438

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Wed 10/21

9:44 am-2:39 pm

1 stop4h 55m

Louisville Intl

Wed 10/21

6:30 pm-9:19 am

1 stop14h 49m

$451

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Tue 11/3

10:53 am-6:32 pm

1 stop7h 39m

Louisville Intl

Tue 11/10

1:45 pm-7:59 pm

1 stop6h 14m

$457

Quickest round-trip

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Wed 10/21

7:24 pm-12:07 am

1 stop4h 43m

Louisville Intl

Thu 10/22

6:29 am-10:59 am

1 stop4h 30m

$467

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Tue 10/20

2:30 pm-8:46 pm

1 stop6h 16m

Louisville Intl

Fri 10/23

3:26 pm-11:59 pm

1 stop8h 33m

$468

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Mon 11/23

6:00 am-10:09 am

1 stop4h 09m

Louisville Intl

Tue 12/1

6:00 am-11:10 am

1 stop5h 10m

$469

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Sat 1/9

8:35 am-1:26 pm

1 stop4h 51m

Louisville Intl

Tue 1/12

8:45 am-1:43 pm

1 stop4h 58m

$477

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Sat 1/9

8:35 am-1:26 pm

1 stop4h 51m

Louisville Intl

Tue 1/12

8:45 am-1:43 pm

1 stop4h 58m

$478

TorontoLouisville

YYZ Toronto Pearson Intl - SDF Louisville Intl

YYZSDF

Toronto Pearson Intl

Sun 11/1

6:33 pm-11:59 pm

1 stop5h 26m

Louisville Intl

Thu 11/5

5:59 pm-11:36 pm

1 stop5h 37m

$480

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 Region of Ontario 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

Other information

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of September, then departing from Region of Ontario during the month April is also very affordable. Most momondo users find prices during this month for around $486.

Cheap Region of Ontario to Louisville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Louisville

Best Price Found	$257
Fastest flight time	4h 35m
Direct flights	None

The best one-way flight to Louisville from Region of Ontario in the past 72 hours is $257. The best round-trip flight deal from Region of Ontario to Louisville found on momondo in the last 72 hours is $394.

The fastest flight from Region of Ontario to Louisville takes 4h 35m

There are no direct flights from Region of Ontario to Louisville. There are no popular flight routes from Region of Ontario to Louisville.

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Frequently asked questions about flying from Ontario to Louisville

When did momondo last update prices for flights from Ontario to Louisville Intl Airport?
Prices for flights from Ontario to Louisville Intl Airport refresh daily.
How old do you have to be to fly from Ontario to Louisville Intl Airport?
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 Ontario 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.

French Lick

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New Albany

Bardstown

Shepherdsville

Elizabeth

Charlestown

Corydon

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Ontario.

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

momondo does allow users to show only those flights to Louisville from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Louisville from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Louisville, momondo offers a useful price alert feature which will track prices for flights to Louisville from Ontario and alert you when they change.

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Cheap flights from Ontario to Louisville from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Louisville departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Region of Ontario to Louisville

Our best Air Canada deals on Region of Ontario to Louisville flight tickets

United Airlines flights from Region of Ontario to Louisville

Our best United Airlines deals on Region of Ontario to Louisville flight tickets

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How to get the cheapest flight ticket from Region of Ontario to Louisville

What is the cheapest month to fly to Louisville?

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

How many flights depart from Region of Ontario to Louisville on average per week?

How long does it take to fly to Louisville?

Cheap Region of Ontario to Louisville flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Louisville

Traveling to a place near Louisville?

Why use momondo?

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Kentucky

Fly your favorite airline to Louisville

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Louisville

List of cabin classes available on flights landing in Louisville. Availability may vary depending on flight origin and airline.

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