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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 am - 8:21 am
YUL
-
MSY
25h 21m1 stop
Multiple Airlines Logo
7:42 pm - 4:22 pm
MSY
-
YUL
19h 40m1 stop
$236Multiple Airlines
Mon, Jan 19 - Thu, Jan 29
Multiple Airlines Logo
6:45 am - 9:29 pm
YUL
-
MSY
15h 44m2 stops
Multiple Airlines Logo
7:42 pm - 4:22 pm
MSY
-
YUL
19h 40m1 stop
$239Multiple Airlines
Tue, Jan 20 - Thu, Jan 29
United Airlines Logo
2:20 pm - 10:43 pm
YUL
-
BTR
9h 23m2 stops
United Airlines Logo
6:08 pm - 10:37 am
BTR
-
YUL
15h 29m2 stops
$439United Airlines
Tue, Apr 14 - Sat, Apr 18
Delta Logo
9:28 am - 10:00 pm
YUL
-
BTR
13h 32m2 stops
Delta Logo
4:00 pm - 11:58 pm
BTR
-
YUL
6h 58m1 stop
$446Delta
Tue, Apr 14 - Sat, Apr 18
United Airlines Logo
5:00 pm - 10:43 pm
YUL
-
BTR
6h 43m1 stop
United Airlines Logo
5:00 am - 4:42 pm
BTR
-
YUL
10h 42m1 stop
$492United Airlines
Tue, Apr 14 - Sat, Apr 18
American Airlines Logo
7:08 am - 4:04 pm
YUL
-
BTR
9h 56m1 stop
American Airlines Logo
4:34 pm - 1:45 pm
BTR
-
YUL
20h 11m1 stop
$714American Airlines
Tue, Dec 30 - Mon, Jan 5
Delta Logo
7:00 am - 3:01 pm
YUL
-
BTR
9h 01m1 stop
Delta Logo
6:18 am - 6:37 pm
BTR
-
YUL
11h 19m2 stops
$723Delta
Mon, Dec 29 - Mon, Jan 5
WestJet Logo
6:20 pm - 7:48 pm
YUL
-
BTR
26h 28m1 stop
WestJet Logo
3:46 pm - 1:32 pm
BTR
-
YUL
20h 46m1 stop
$753WestJet
Tue, Dec 30 - Sun, Jan 4
WestJet Logo
6:20 pm - 3:01 pm
YUL
-
BTR
21h 41m1 stop
WestJet Logo
6:18 am - 12:43 am
BTR
-
YUL
41h 25m2 stops
$761WestJet
Tue, Dec 30 - Mon, Jan 5
American Airlines Logo
7:08 am - 7:57 pm
YUL
-
BTR
13h 49m1 stop
American Airlines Logo
4:34 pm - 1:45 pm
BTR
-
YUL
20h 11m1 stop
$775American Airlines
Mon, Dec 29 - Mon, Jan 5

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Louisiana flight tickets
Delta
Apr 14
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
6h 47m
1 stop
BTR12:47 pmBaton Rouge Ryan
Apr 18
BTR1:40 pmBaton Rouge Ryan
9h 18m
1 stop
YUL11:58 pmMontreal Pierre Elliott Trudeau Intl
$446
Find similar
Delta
Jan 1
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
10h 21m
1 stop
MSY4:21 pmNew Orleans Louis Armstrong
Jan 15
MSY1:56 pmNew Orleans Louis Armstrong
8h 54m
1 stop
YUL11:50 pmMontreal Pierre Elliott Trudeau Intl
$492
Find similar
Delta
Jan 1
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
10h 21m
1 stop
MSY4:21 pmNew Orleans Louis Armstrong
Jan 9
MSY1:56 pmNew Orleans Louis Armstrong
8h 54m
1 stop
YUL11:50 pmMontreal Pierre Elliott Trudeau Intl
$530
Find similar

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Louisiana flight tickets
United Airlines
Apr 14
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
9h 23m
2 stops
BTR10:43 pmBaton Rouge Ryan
Apr 18
BTR6:08 pmBaton Rouge Ryan
15h 29m
2 stops
YUL10:37 amMontreal Pierre Elliott Trudeau Intl
$439
Find similar
United Airlines
Apr 14
YUL5:00 pmMontreal Pierre Elliott Trudeau Intl
6h 43m
1 stop
BTR10:43 pmBaton Rouge Ryan
Apr 18
BTR5:00 amBaton Rouge Ryan
10h 42m
1 stop
YUL4:42 pmMontreal Pierre Elliott Trudeau Intl
$492
Find similar
United Airlines
Dec 30
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
11h 33m
1 stop
MSY7:48 pmNew Orleans Louis Armstrong
Jan 13
MSY7:00 amNew Orleans Louis Armstrong
13h 42m
2 stops
YUL9:42 pmMontreal Pierre Elliott Trudeau Intl
$500
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Mon 1/19

8:00 am-8:21 am

1 stop25h 21m

New Orleans Louis Armstrong

Thu 1/29

7:42 pm-4:22 pm

1 stop19h 40m

$236

MontrealNew Orleans

YUL - MSY

YULMSY

Montreal Pierre Elliott Trudeau Intl

Tue 1/20

6:45 am-9:29 pm

2 stops15h 44m

New Orleans Louis Armstrong

Thu 1/29

7:42 pm-4:22 pm

1 stop19h 40m

$239

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 4/14

2:20 pm-10:43 pm

2 stops9h 23m

Baton Rouge Ryan

Sat 4/18

6:08 pm-10:37 am

2 stops15h 29m

$439

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 4/14

9:28 am-10:00 pm

2 stops13h 32m

Baton Rouge Ryan

Sat 4/18

4:00 pm-11:58 pm

1 stop6h 58m

$446

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 4/14

5:00 pm-10:43 pm

1 stop6h 43m

Baton Rouge Ryan

Sat 4/18

5:00 am-4:42 pm

1 stop10h 42m

$492

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 12/30

7:08 am-4:04 pm

1 stop9h 56m

Baton Rouge Ryan

Mon 1/5

4:34 pm-1:45 pm

1 stop20h 11m

$714

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Mon 12/29

7:00 am-3:01 pm

1 stop9h 01m

Baton Rouge Ryan

Mon 1/5

6:18 am-6:37 pm

2 stops11h 19m

$723

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 12/30

6:20 pm-7:48 pm

1 stop26h 28m

Baton Rouge Ryan

Sun 1/4

3:46 pm-1:32 pm

1 stop20h 46m

$753

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Tue 12/30

6:20 pm-3:01 pm

1 stop21h 41m

Baton Rouge Ryan

Mon 1/5

6:18 am-12:43 am

2 stops41h 25m

$761

MontrealBaton Rouge

YUL - BTR

YULBTR

Montreal Pierre Elliott Trudeau Intl

Mon 12/29

7:08 am-7:57 pm

1 stop13h 49m

Baton Rouge Ryan

Mon 1/5

4:34 pm-1:45 pm

1 stop20h 11m

$775

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Louisiana from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Louisiana?

In general, September is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $568. The month of June is another great option to travel to Louisiana, with average flight prices from Montreal Pierre Elliott Trudeau Intl Airport averaging around $589.

What is the cheapest day to depart on your flight to Louisiana?

According to our data, Monday is the cheapest day to fly to Louisiana from Montreal Pierre Elliott Trudeau Intl Airport. The lowest ticket price found for a Monday departure recently was $571. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Saturday is $1,795.

What is the cheapest time of day to depart on your flight to Louisiana?

The cheapest time of day to fly to Louisiana is at noon when flights can be purchased for as low as $622. In contrast, the most expensive time of day to depart to Louisiana is in the morning when prices are around $856.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to Louisiana flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to New Orleans Louis Armstrong for the best Montreal Pierre Elliott Trudeau Intl - Louisiana flight prices

How far in advance should I book a flight to Louisiana?

You are more likely to see cheaper flights to Louisiana from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $631 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from Montreal Pierre Elliott Trudeau Intl Airport for as low as $389 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to Louisiana flights?

There are 2 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to Louisiana flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Fastest flight time

5h 46m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana takes 5h 46m
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana.
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  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana.

  • What documentation or ID do you need to fly to Louisiana?

    The travel and health documents required for your trip to Louisiana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisiana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Louisiana with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $528Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $560Free CancellationRating
7.9
8,005 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Louisiana?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Louisiana for you.

Can I find flights from Montreal to Louisiana with flexible booking policies on momondo?

All flight searches from Montreal to Louisiana on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to Louisiana?

Once all potential Montreal to Louisiana flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montreal to Louisiana right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Louisiana flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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