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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana from C$ 323

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — MSY
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Louisiana

Enter your travel dates to find the best prices.

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

Tue 18/812:44 p.m.
YUL
-
MSY
1 stop8h 49m
Delta
Tue 25/83:30 p.m.
MSY
-
YUL
1 stop7h 22m
Delta
Deal found 26/7C$ 564
Tue 18/812:30 p.m.
YUL
-
MSY
1 stop6h 40m
American Airlines
Sat 22/811:41 a.m.
MSY
-
YUL
1 stop9h 03m
American Airlines
Deal found 26/7C$ 568
Fri 18/96:47 p.m.
YUL
-
MSY
1 stop5h 50m
Delta
Sat 26/95:07 p.m.
MSY
-
YUL
1 stop5h 43m
Delta
Deal found 25/7C$ 575
Tue 27/101:01 p.m.
YUL
-
MSY
1 stop11h 58m
American Airlines
Mon 2/116:00 a.m.
MSY
-
YUL
1 stop5h 23m
American Airlines
Deal found 26/7C$ 581
Thu 27/86:51 p.m.
YUL
-
MSY
1 stop5h 47m
Delta
Mon 31/84:28 p.m.
MSY
-
YUL
1 stop6h 12m
Delta
Deal found 26/7C$ 586
Tue 11/86:51 p.m.
YUL
-
MSY
1 stop5h 47m
Delta
Thu 13/812:47 p.m.
MSY
-
YUL
1 stop10h 05m
Delta
Deal found 23/7C$ 589
Fri 13/111:04 p.m.
YUL
-
MSY
1 stop9h 27m
American Airlines
Mon 16/116:00 a.m.
MSY
-
YUL
1 stop5h 23m
American Airlines
Deal found 25/7C$ 599
Thu 20/86:00 a.m.
YUL
-
MSY
1 stop5h 09m
Delta
Thu 27/85:16 p.m.
MSY
-
YUL
1 stop5h 36m
Delta
Deal found 23/7C$ 600
Thu 6/87:00 a.m.
YUL
-
MSY
1 stop10h 10m
Delta
Fri 14/84:28 p.m.
MSY
-
YUL
1 stop6h 12m
Delta
Deal found 23/7C$ 614
Sat 7/117:05 a.m.
YUL
-
MSY
1 stop8h 33m
WestJet
Sat 7/115:02 p.m.
MSY
-
YUL
1 stop6h 00m
WestJet
Deal found 25/7C$ 616
Sat 15/83:45 p.m.
YUL
-
MSY
1 stop8h 14m
British Airways
Sat 22/85:41 a.m.
MSY
-
YUL
1 stop8h 03m
British Airways
Deal found 26/7C$ 617
Sat 3/106:00 a.m.
YUL
-
BTR
2 stops15h 49m
Delta
Sat 17/104:26 p.m.
BTR
-
YUL
1 stop6h 31m
Delta
Deal found 26/7C$ 668

Find flight deals from Pierre Elliott Trudeau Intl to Louisiana

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Louisiana flight deals. Data was last updated 27 July 2026.

Round-trip from

C$ 564

One-way from

C$ 323

Popular in

October

Cheapest in

December

Average price

C$ 731
Delta
  • Delta
  • 19/1-27/1
  • 2 total stops
  • 13h 36m total
  • Montreal to Louisiana
Search Deals
Delta
  • Delta
  • 25/8
  • 1 total stop
  • 5h 09m total
  • Montreal to Louisiana
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 24 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 Pierre Elliott Trudeau Intl to Louisiana 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 July 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

12:44 p.m.-8:33 p.m.

1 stop8h 49m

New Orleans Louis Armstrong

Tue 25/8

3:30 p.m.-11:52 p.m.

1 stop7h 22m

C$ 564

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Sat 16/1

12:45 p.m.-6:54 p.m.

1 stop7h 09m

New Orleans Louis Armstrong

Tue 26/1

9:05 a.m.-5:03 p.m.

1 stop6h 58m

C$ 564

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

2:46 p.m.-8:45 p.m.

1 stop6h 59m

New Orleans Louis Armstrong

Wed 2/9

5:12 a.m.-1:41 p.m.

1 stop7h 29m

C$ 564
Quickest round-trip

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

7:00 a.m.-11:46 a.m.

1 stop5h 46m

New Orleans Louis Armstrong

Tue 13/10

5:13 p.m.-11:27 p.m.

1 stop5h 14m

C$ 564

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

6:51 p.m.-11:38 p.m.

1 stop5h 47m

New Orleans Louis Armstrong

Mon 31/8

4:28 p.m.-11:40 p.m.

1 stop6h 12m

C$ 586

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Thu 13/8

7:00 a.m.-3:31 p.m.

1 stop9h 31m

New Orleans Louis Armstrong

Fri 14/8

5:16 p.m.-11:52 p.m.

1 stop5h 36m

C$ 614

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

9:45 a.m.-9:57 p.m.

2 stops13h 12m

New Orleans Louis Armstrong

Wed 9/9

5:05 a.m.-2:40 p.m.

2 stops8h 35m

C$ 633

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

9:45 a.m.-10:45 p.m.

2 stops14h 00m

New Orleans Louis Armstrong

Tue 8/9

5:05 a.m.-4:10 p.m.

2 stops10h 05m

C$ 633

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

7:00 a.m.-3:24 p.m.

1 stop9h 24m

New Orleans Louis Armstrong

Tue 25/8

9:05 a.m.-5:46 p.m.

1 stop7h 41m

C$ 633

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Sun 25/10

7:00 a.m.-3:51 p.m.

1 stop9h 51m

New Orleans Louis Armstrong

Sat 7/11

6:30 a.m.-1:40 p.m.

1 stop6h 10m

C$ 638

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Showing 1-10 of 33 resultsSorted by cheapest first
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3
4

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

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

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

Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana (average of C$ 573). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana in December is currently the most expensive (average of C$ 862). 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 Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

Airfare is typical for this route at the moment.
Montreal Pierre Elliott Trudeau Intl Airport to Louisiana flights typically cost between C$ 554 and C$ 683 in January.
The cheapest round-trip price found within the last 5 days was C$ 564 on Delta (19 Jan-27 Jan).

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Louisiana

Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated 27 July 2026.
Read reviews from past customers who have flown Delta,United Airlines, andWestJet from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
10,042 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
WestJet
7.2
Good
3,415 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,837 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,392 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Comfort

7.8

Boarding

8.1

Entertainment

7.8

Overall

7.8

Food

7.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Louisiana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana can take about 7h 39m. Delta provides one of the quickest options available for as low as C$ 681. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana is about 2242 km. This flight may include one or multiple stops.

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

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

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

    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 Louisiana.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Louisiana 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 Louisiana?

    Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana (average of C$ 573). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana in December is currently the most expensive (average of C$ 862). 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

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Alternative routes for Pierre Elliott Trudeau Intl to Louisiana

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Top 5 airlines flying from Pierre Elliott Trudeau Intl to Louisiana

Discover the top 5 airlines that operate flights from Pierre Elliott Trudeau Intl to Louisiana. 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 629,999 searches. Data last updated 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 298AverageC$ 586FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 432AverageC$ 718FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 502AverageC$ 705FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 526AverageC$ 575FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 570AverageC$ 834FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Louisiana?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Pierre Elliott Trudeau Intl to Louisiana for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Louisiana flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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