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Pierre Elliott Trudeau Intl

$205+ Cheap flights from Louisville (SDF) to Pierre Elliott Trudeau Intl (YUL)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YUL
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Cheap flight deals from Louisville to Pierre Elliott Trudeau Intl

Cheapest flights from Louisville to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Louisville to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:06 pm
SDF
-
YUL
2 stops22h 49m
Multiple Airlines
Fri 4/246:45 am
YUL
-
SDF
1 stop12h 13m
Multiple Airlines
Deal found 4/1$426
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:06 pm
SDF
-
YUL
2 stops30h 24m
Multiple Airlines
Fri 4/246:45 am
YUL
-
SDF
1 stop12h 13m
Multiple Airlines
Deal found 4/1$448
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:48 pm
SDF
-
YUL
2 stops42h 20m
Multiple Airlines
Fri 5/86:45 am
YUL
-
SDF
1 stop12h 13m
Multiple Airlines
Deal found 4/1$458
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:06 pm
SDF
-
YUL
1 stop22h 22m
Multiple Airlines
Mon 4/208:00 am
YUL
-
SDF
1 stop9h 04m
Multiple Airlines
Deal found 3/30$464
This Delta deal was found by Cheapflights users on 4/1. 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.
Tue 6/95:59 pm
SDF
-
YUL
1 stop14h 40m
Delta
Tue 6/167:44 pm
YUL
-
SDF
1 stop15h 14m
Delta
Deal found 4/1$488
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:33 am
SDF
-
YUL
2 stops27h 35m
Multiple Airlines
Fri 5/226:45 am
YUL
-
SDF
1 stop13h 35m
Multiple Airlines
Deal found 3/31$502
This Delta deal was found by Cheapflights users on 4/1. 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.
Mon 6/86:38 pm
SDF
-
YUL
1 stop5h 21m
Delta
Fri 6/197:44 pm
YUL
-
SDF
1 stop17h 22m
Delta
Deal found 4/1$517
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Fri 9/113:54 pm
SDF
-
YUL
1 stop6h 50m
American Airlines
Wed 9/166:00 pm
YUL
-
SDF
1 stop15h 01m
American Airlines
Deal found 3/30$523
This Delta deal was found by Cheapflights users on 3/30. 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.
Mon 4/133:10 pm
SDF
-
YUL
1 stop7h 58m
Delta
Mon 4/207:41 pm
YUL
-
SDF
1 stop15h 07m
Delta
Deal found 3/30$524

Find flight deals from Louisville to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Pierre Elliott Trudeau Intl (YUL). 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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$426
(Kiwi.com)

One-way from

$205
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$432
Provider with most accurate pricing for Louisville Intl-Montreal Pierre Elliott Trudeau Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Montreal Pierre Elliott Trudeau Intl flights.
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From Louisville Intl to Montreal Pierre Elliott Trudeau Intl
Search Deals
One-way flight from Louisville Intl to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Pierre Elliott Trudeau Intl 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 April 2, 2026.
Use the filters below to find and compare flights from Louisville to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sat 6/6

5:52 pm-11:13 pm

1 stop5h 21m

Montreal Pierre Elliott Trudeau Intl

Tue 6/16

9:30 am-8:58 pm

1 stop11h 28m

$517

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 9/11

3:54 pm-10:44 pm

1 stop6h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 9/16

7:30 am-12:07 am

1 stop16h 37m

$523

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Mon 4/13

3:10 pm-11:08 pm

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 4/20

7:41 pm-10:48 am

1 stop15h 07m

$524

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Wed 4/15

9:55 am-2:40 pm

1 stop4h 45m

Montreal Pierre Elliott Trudeau Intl

Sat 4/25

6:10 am-1:17 pm

1 stop7h 07m

$532
Quickest round-trip

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 4/17

6:08 pm-11:19 pm

1 stop5h 11m

Montreal Pierre Elliott Trudeau Intl

Thu 4/23

6:00 am-10:06 am

1 stop4h 06m

$532

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 4/17

11:12 am-5:40 pm

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 4/19

5:05 pm-9:20 pm

1 stop4h 15m

$532

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Thu 6/25

6:00 am-8:39 am

1 stop26h 39m

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

7:00 am-11:53 am

1 stop4h 53m

$537

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Tue 4/28

9:55 am-12:13 am

1 stop14h 18m

Montreal Pierre Elliott Trudeau Intl

Wed 4/29

5:00 pm-11:59 pm

1 stop6h 59m

$546

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sun 7/5

5:20 am-10:40 am

1 stop5h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 7/9

2:20 pm-7:18 pm

1 stop4h 58m

$546

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sun 7/5

7:49 am-4:17 pm

1 stop8h 28m

Montreal Pierre Elliott Trudeau Intl

Thu 7/9

6:00 am-1:39 pm

1 stop7h 39m

$546

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Louisville to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Pierre Elliott Trudeau Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Montreal Pierre Elliott Trudeau Intl Airport 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 Louisville-Montreal Pierre Elliott Trudeau Intl Airport 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 Louisville to Pierre Elliott Trudeau Intl

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

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

Currently, October is the cheapest month in which you can book a flight from Louisville to Montreal Pierre Elliott Trudeau Intl Airport (average of $184). Flying from Louisville to Montreal Pierre Elliott Trudeau Intl Airport in February is currently the most expensive (average of $1,264). 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.

How much does it cost to fly round-trip from Louisville to Montreal Pierre Elliott Trudeau Intl Airport?

Related info for your journey

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

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Louisville to Montreal Pierre Elliott Trudeau Intl. 0 airlines have flights from Louisville Intl to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Louisville Intl to Montreal Pierre Elliott Trudeau Intl should not be difficult; the airport handles an average of 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day.

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

    Delta, American Airlines, and United Airlines can get you from Louisville to Montreal Pierre Elliott Trudeau Intl Airport in just under 4h 45m. Your travel time can differ by up to 2h 05m. The distance between Louisville and Montreal Pierre Elliott Trudeau Intl Airport is about 794 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Louisville to Montreal Pierre Elliott Trudeau Intl Airport (average of $184). Flying from Louisville to Montreal Pierre Elliott Trudeau Intl Airport in February is currently the most expensive (average of $1,264). 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Longueuil
Brossard
Dorval

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