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$215+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Louisville (SDF)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SDF
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Pierre Elliott Trudeau Intl to Louisville

Cheapest flights from Pierre Elliott Trudeau Intl to Louisville
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:45 pm
YUL
-
SDF
1 stop19h 30m
American Airlines
Sat 3/286:33 am
SDF
-
YUL
1 stop8h 31m
American Airlines
Deal found 1/26$380
This FlightHub deal was found by Cheapflights users on 1/24. 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.
Tue 9/153:00 pm
YUL
-
SDF
1 stop7h 50m
WestJet
Tue 9/221:20 pm
SDF
-
YUL
1 stop10h 14m
WestJet
Deal found 1/24$546
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Mon 3/237:30 pm
YUL
-
SDF
2 stops16h 28m
WestJet
Sat 3/286:15 am
SDF
-
YUL
1 stop17h 25m
WestJet
Deal found 1/26$549
This FlightHub deal was found by Cheapflights users on 1/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/212:45 pm
YUL
-
SDF
1 stop6h 16m
WestJet
Fri 7/173:24 pm
SDF
-
YUL
1 stop8h 32m
WestJet
Deal found 1/25$557
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:42 pm
YUL
-
SDF
1 stop10h 01m
Delta
Fri 3/203:05 pm
SDF
-
YUL
1 stop8h 40m
Delta
Deal found 1/27$584
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 3/137:00 pm
YUL
-
SDF
1 stop24h 42m
United Airlines
Fri 3/202:35 pm
SDF
-
YUL
2 stops16h 57m
United Airlines
Deal found 1/27$600

Find flight deals from Pierre Elliott Trudeau Intl to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$380
(American Airlines)

One-way from

$215
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$430
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Louisville Intl flights.
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From Montreal Pierre Elliott Trudeau Intl to Louisville Intl
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Louisville Intl
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Highest demand for flights based on searches. 29% potential increase in price ($209 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisville that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Louisville

Route

Depart

Return

Price

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

3:45 pm-11:15 am

1 stop19h 30m

Louisville Intl

Sat 3/28

6:33 am-3:04 pm

1 stop8h 31m

$380

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

7:30 pm-6:49 pm

2 stops23h 19m

Louisville Intl

Sat 3/28

6:15 am-11:40 pm

1 stop17h 25m

$548

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Thu 7/2

12:45 pm-7:01 pm

1 stop6h 16m

Louisville Intl

Fri 7/17

3:24 pm-11:56 pm

1 stop8h 32m

$557

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Fri 3/13

12:42 pm-10:43 pm

1 stop10h 01m

Louisville Intl

Fri 3/20

3:05 pm-11:45 pm

1 stop8h 40m

$584

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Fri 3/13

7:00 pm-7:42 pm

1 stop24h 42m

Louisville Intl

Fri 3/20

2:35 pm-7:32 am

2 stops16h 57m

$600

MontrealLouisville

YUL - SDF

YULSDF

Montreal Pierre Elliott Trudeau Intl

Wed 3/11

8:00 am-2:33 pm

1 stop30h 33m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pierre Elliott Trudeau Intl to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Louisville

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisville?

Currently, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisville (average of $274). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Louisville in September is currently the most expensive (average of $628). 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.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl?

    Located just 5.3 mi from the city center, Louisville Intl is the airport most travelers will use when flying to Louisville from Montreal Pierre Elliott Trudeau Intl. Booking flights from Montreal Pierre Elliott Trudeau Intl to Louisville Intl (SDF) should be relatively easy as there are 0 daily inbound flights from Montreal Pierre Elliott Trudeau Intl from 0 different airlines.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisville?

    For as low as $380, American Airlines can have you in Louisville from Montreal Pierre Elliott Trudeau Intl Airport in 19h 30m. Airlines will cover a distance of 794 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Louisville that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Louisville?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Louisville?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Louisville?

    Currently, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisville (average of $274). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Louisville in September is currently the most expensive (average of $628). 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

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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