HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Canada

$175+ Cheap flights from Louisville (SDF) to Canada

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YYZ
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Canada with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Canada

Cheapest flights from Louisville to Canada
Explore the most affordable flight options available from Louisville to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:25 pm
SDF
-
YYC
1 stop8h 23m
United Airlines
Wed 9/28:30 am
YYC
-
SDF
1 stop6h 08m
United Airlines
Deal found 7/27$405
This Justfly.com deal was found by Cheapflights users on 7/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:25 pm
SDF
-
YYC
1 stop8h 25m
WestJet
Wed 9/27:00 am
YYC
-
SDF
1 stop13h 08m
WestJet
Deal found 7/27$408
This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:32 am
SDF
-
YYC
1 stop11h 43m
WestJet
Thu 9/2412:20 am
YYC
-
SDF
1 stop18h 13m
WestJet
Deal found 7/26$409
This Justfly.com deal was found by Cheapflights users on 7/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm
SDF
-
YYC
2 stops10h 14m
WestJet
Thu 8/207:00 am
YYC
-
SDF
1 stop10h 30m
WestJet
Deal found 7/27$410
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 8/246:11 am
SDF
-
YYZ
1 stop10h 34m
American Airlines
Mon 8/3111:01 am
YYZ
-
SDF
1 stop10h 37m
American Airlines
Deal found 7/27$410
This Justfly.com deal was found by Cheapflights users on 7/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:43 am
SDF
-
YYC
1 stop11h 31m
WestJet
Sat 11/148:55 am
YYC
-
SDF
1 stop13h 07m
WestJet
Deal found 7/23$411
This FlightHub deal was found by Cheapflights users on 7/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
SDF
-
YYC
1 stop7h 00m
WestJet
Sun 9/611:00 am
YYC
-
SDF
1 stop8h 19m
WestJet
Deal found 7/24$412
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 9/126:00 am
SDF
-
YYZ
1 stop7h 33m
American Airlines
Sat 9/1911:02 am
YYZ
-
SDF
1 stop10h 25m
American Airlines
Deal found 7/28$413
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:25 pm
SDF
-
YYC
1 stop8h 23m
United Airlines
Wed 9/21:56 pm
YYC
-
SDF
2 stops18h 22m
United Airlines
Deal found 7/25$415
This FlightHub deal was found by Cheapflights users on 7/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 am
SDF
-
YYC
2 stops9h 55m
WestJet
Fri 9/2510:15 am
YYC
-
SDF
1 stop23h 39m
WestJet
Deal found 7/27$418
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:23 am
SDF
-
YYC
1 stop14h 14m
United Airlines
Wed 9/99:30 am
YYC
-
SDF
2 stops12h 26m
United Airlines
Deal found 7/28$419
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:30 pm
SDF
-
YYC
2 stops10h 14m
WestJet
Wed 9/96:00 am
YYC
-
SDF
2 stops15h 59m
WestJet
Deal found 7/28$421

Find flight deals from Louisville to Canada

Keep the following information in mind while searching for Louisville to Canada flight deals. Data was last updated July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$405
(United Airlines)

One-way from

$175
(American Airlines)

Popular in

October

Cheapest in

March

Average price

$618
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 Canada
Search Deals
One-way flight from Louisville Intl to Canada
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($346 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Canada 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 July 29, 2026.
Use the filters below to find and compare flights from Louisville to Canada that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Tue 8/25

12:35 pm-8:40 pm

2 stops10h 05m

Calgary

Wed 9/2

8:00 pm-10:32 am

2 stops12h 32m

$409

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Wed 8/26

5:15 am-11:32 am

1 stop8h 17m

Calgary

Tue 9/1

2:58 pm-10:18 am

1 stop17h 20m

$410

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Wed 8/26

7:10 am-11:32 am

1 stop6h 22m

Calgary

Wed 9/2

8:00 am-10:31 pm

1 stop12h 31m

$410

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Tue 9/1

11:17 am-9:50 pm

1 stop12h 33m

Calgary

Wed 9/9

11:00 am-9:16 pm

1 stop8h 16m

$410

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Tue 8/25

7:10 am-11:32 am

1 stop6h 22m

Calgary

Tue 9/1

8:30 am-7:07 pm

1 stop8h 37m

$410

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Tue 9/1

10:23 am-10:37 pm

1 stop14h 14m

Calgary

Wed 9/9

9:30 am-11:56 pm

2 stops12h 26m

$419

LouisvilleCalgary

SDF - YYC

SDFYYC

Louisville Intl

Tue 8/25

10:23 am-9:48 pm

2 stops13h 25m

Calgary

Wed 9/2

6:00 am-8:36 pm

2 stops12h 36m

$425

LouisvilleHalifax

SDF - YHZ

SDFYHZ

Louisville Intl

Mon 9/7

6:11 am-3:18 pm

1 stop8h 07m

Halifax Intl

Mon 9/14

3:35 pm-9:27 pm

1 stop6h 52m

$468

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 9/11

5:50 pm-11:27 pm

1 stop5h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 9/16

6:00 am-9:52 am

1 stop3h 52m

$489

LouisvilleHalifax

SDF - YHZ

SDFYHZ

Louisville Intl

Mon 9/7

10:34 am-8:10 am

2 stops20h 36m

Halifax Intl

Mon 9/14

6:15 pm-10:19 am

2 stops17h 04m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Louisville to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada 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 Canada

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

Currently, April is the cheapest month in which you can book a flight from Louisville to Canada (average of $579). Flying from Louisville to Canada in December is currently the most expensive (average of $768). 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 Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated July 29, 2026.
See what other customers who have flown with Delta,United Airlines, andWestJet from Louisville to Canada have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,486 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,486 reviews
Delta
7.8
Good
8,486 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,052 reviews
Delta
7.8
Good
8,486 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
WestJet
7.2
Good
3,415 reviews
Delta
7.8
Good
8,486 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,839 reviews
Delta
7.8
Good
8,486 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

    If you book a flight to Canada from Louisville, you will be flying from Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville.

  • How long is the flight from Louisville to Canada?

    WestJet, United Airlines, and American Airlines can get you from Louisville to Canada in just under 6h 34m. Your travel time can differ by up to 3h 31m. Airlines will cover a distance of 496 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Louisville to Canada?

    While some choose either Louisville Intl - Calgary or Louisville Intl - Toronto Pearson Intl, Louisville Intl - Montreal Pierre Elliott Trudeau Intl is the most popular route from Louisville to Canada.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Louisville to Canada (average of $579). Flying from Louisville to Canada in December is currently the most expensive (average of $768). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Canada

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Orlando flights
Cincinnati to Seattle flights
Cincinnati to LaGuardia flights
Cincinnati to Fort Lauderdale flights
Nashville to LaGuardia flights
Cincinnati to Boston flights
Nashville to John F Kennedy Intl flights
Cincinnati to John F Kennedy Intl flights
Nashville to Los Angeles flights
Nashville to Seattle flights
Nashville to Newark flights
Cincinnati to Las Vegas flights
Nashville to Las Vegas flights
Cincinnati to Newark flights
Cincinnati to Miami flights
Cincinnati to Denver flights
Nashville to Denver flights
Nashville to Orlando flights
Nashville to O'Hare Intl flights
Cincinnati to Los Angeles flights
Nashville to Boston flights
Nashville to Dallas/Fort Worth flights
Cincinnati to Dallas/Fort Worth flights
Cincinnati to Tampa flights
Louisville to Las Vegas flights
Nashville to Miami flights
Cincinnati to Hobby flights
Louisville to Newark flights
Cincinnati to Fort Myers flights
Louisville to Boston flights
Cincinnati to George Bush Intcntl flights
Nashville to Fort Lauderdale flights
Louisville to LaGuardia flights
Cincinnati to Orlando Sanford Intl flights
Louisville to Orlando flights
Louisville to John F Kennedy Intl flights
Cincinnati to Reagan-National flights
Cincinnati to Sky Harbor Intl flights
Louisville to Miami flights
Nashville to Philadelphia flights
Knoxville to LaGuardia flights
Nashville to Hobby flights
Nashville to Reagan-National flights
Cincinnati to Cancún flights
Louisville to Denver flights
Cincinnati to O'Hare Intl flights
Nashville to George Bush Intcntl flights
Cincinnati to Salt Lake City flights
Nashville to San Francisco flights
Nashville to Cancún flights

Top 4 airlines flying from Louisville to Canada

Discover the top 4 airlines that operate flights from Louisville to Canada. 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$633FlexibilityNo cancel feeOn-time69%
DeltaCheapest$240Average$693FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$346Average$668FlexibilityNo cancel feeOn-time71%
WestJetCheapest$484Average$545FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.