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Cheap flights from Louisville to Montreal Pierre Elliott Trudeau Intl Airport from C$ 223

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — YUL
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Louisville to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 27 January 2026.

Mon 16/312:03 p.m.
SDF
-
YUL
2 stops36h 35m
Multiple Airlines
Mon 23/38:00 a.m.
YUL
-
SDF
1 stop28h 19m
Multiple Airlines
Deal found 27/1C$ 503
Tue 17/31:14 p.m.
SDF
-
YUL
2 stops11h 16m
Multiple Airlines
Mon 23/38:00 a.m.
YUL
-
SDF
1 stop28h 19m
Multiple Airlines
Deal found 27/1C$ 537
Fri 13/312:03 p.m.
SDF
-
YUL
1 stop12h 27m
Multiple Airlines
Mon 23/35:25 p.m.
YUL
-
SDF
2 stops18h 54m
Multiple Airlines
Deal found 25/1C$ 542
Fri 13/312:03 p.m.
SDF
-
YUL
1 stop12h 27m
Multiple Airlines
Tue 17/34:35 p.m.
YUL
-
SDF
1 stop18h 33m
Multiple Airlines
Deal found 25/1C$ 556
Tue 17/31:14 p.m.
SDF
-
YUL
2 stops11h 16m
Multiple Airlines
Sun 29/34:35 p.m.
YUL
-
SDF
1 stop18h 33m
Multiple Airlines
Deal found 25/1C$ 564
Mon 16/312:03 p.m.
SDF
-
YUL
2 stops36h 35m
Multiple Airlines
Sun 22/34:35 p.m.
YUL
-
SDF
1 stop18h 33m
Multiple Airlines
Deal found 27/1C$ 571
Tue 17/31:14 p.m.
SDF
-
YUL
2 stops11h 16m
Multiple Airlines
Mon 30/38:00 a.m.
YUL
-
SDF
1 stop12h 28m
Multiple Airlines
Deal found 25/1C$ 581
Tue 17/31:14 p.m.
SDF
-
YUL
2 stops11h 16m
Multiple Airlines
Sun 22/34:35 p.m.
YUL
-
SDF
1 stop18h 33m
Multiple Airlines
Deal found 27/1C$ 605
Fri 13/312:03 p.m.
SDF
-
YUL
1 stop12h 27m
Multiple Airlines
Wed 18/36:45 a.m.
YUL
-
SDF
2 stops31h 48m
Multiple Airlines
Deal found 27/1C$ 613
Sun 8/24:39 p.m.
SDF
-
YUL
2 stops31h 59m
Multiple Airlines
Thu 12/28:00 a.m.
YUL
-
SDF
1 stop24h 40m
Multiple Airlines
Deal found 26/1C$ 615

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 27 January 2026.

Round-trip from

C$ 503

One-way from

C$ 223

Popular in

December

Cheapest in

February

Average price

C$ 989
16/3-23/3
  • 16/3-23/3
  • 3 total stops
  • 64h 54m total
  • Louisville to Montreal
Search Deals
American Airlines
  • American Airlines
  • 10/3
  • 1 total stop
  • 8h 32m total
  • Louisville to Montreal
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 629,999 searches. Data last updated 27 January 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

Louisville

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Mon 16/3

12:03 p.m.-12:38 a.m.

2 stops36h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

8:00 a.m.-12:19 p.m.

1 stop28h 19m

C$ 503

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sun 8/2

4:39 p.m.-12:38 a.m.

2 stops31h 59m

Montreal Pierre Elliott Trudeau Intl

Thu 12/2

8:00 a.m.-8:40 a.m.

1 stop24h 40m

C$ 615

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 13/3

12:03 p.m.-12:30 a.m.

1 stop12h 27m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

4:35 p.m.-11:08 a.m.

1 stop18h 33m

C$ 628

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sun 15/3

3:33 p.m.-12:38 a.m.

2 stops33h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

8:00 a.m.-8:28 p.m.

1 stop12h 28m

C$ 644

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Wed 18/3

12:03 p.m.-4:20 p.m.

2 stops28h 17m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

4:35 p.m.-11:08 a.m.

1 stop18h 33m

C$ 650

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Sun 15/3

8:14 p.m.-2:59 p.m.

1 stop18h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

4:35 p.m.-11:08 a.m.

1 stop18h 33m

C$ 720

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Mon 16/3

9:13 p.m.-12:30 a.m.

2 stops27h 17m

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

12:50 p.m.-5:15 p.m.

1 stop4h 25m

C$ 749

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Mon 22/6

9:28 p.m.-12:40 a.m.

2 stops27h 12m

Montreal Pierre Elliott Trudeau Intl

Mon 29/6

6:15 p.m.-11:59 p.m.

1 stop5h 44m

C$ 767

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Thu 26/3

5:00 a.m.-1:45 p.m.

1 stop8h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

3:45 p.m.-11:32 a.m.

1 stop19h 47m

C$ 793

LouisvilleMontreal

SDF - YUL

SDFYUL

Louisville Intl

Fri 13/3

12:03 p.m.-12:30 a.m.

1 stop12h 27m

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

7:00 a.m.-1:33 p.m.

1 stop6h 33m

C$ 793

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 17 results
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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 C$ 252). Flying from Louisville to Montreal Pierre Elliott Trudeau Intl Airport in March is currently the most expensive (average of C$ 771). 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 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?

    Located just 8.5 km from the city centre, Louisville Intl is the airport most travellers will use when flying to Montreal Pierre Elliott Trudeau Intl from Louisville. Booking flights from Louisville Intl (SDF) to Montreal Pierre Elliott Trudeau Intl should be relatively easy as there are 0 daily outbound flights to Montreal Pierre Elliott Trudeau Intl from 0 different airlines.

  • 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 C$ 252). Flying from Louisville to Montreal Pierre Elliott Trudeau Intl Airport in March is currently the most expensive (average of C$ 771). 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

Travelling 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
Dorval
Trois-Rivières
Sherbrooke
Cornwall
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Saint-Sauveur
Louiseville

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Why should you use Cheapflights to find cheap flight tickets from Louisville to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Louisville to Pierre Elliott Trudeau Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Louisville to Pierre Elliott Trudeau Intl with no change fees.

Can Cheapflights notify me if prices for flights from Louisville to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Louisville today and book when prices fit your budget.

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