What airlines fly to Louisiana?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Louisiana from Montana according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 4 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

How long is the flight from Montana to Louisiana?

On average, it takes 5h 19m to fly from Montana to Louisiana if you fly out of Billings (the most popular airport in Montana) and into New Orleans (the most popular airport in Louisiana). If you’re flying out of Bozeman and into New Orleans, then the flight time is around 5h 44m.

What is the cheapest airline that flies from Montana to Louisiana?

Delta, American Airlines, and Alaska Airlines are the most popular carriers operating from Montana to Louisiana

When did momondo last update prices for flights from Montana to Louisiana?

Prices for flights from Montana to Louisiana refresh daily.

How many operators does momondo search for flights from Montana to Louisiana?

The number of operators available for flights from Montana to Louisiana is 4 as of November 2025.

How old do you have to be to fly from Montana to Louisiana?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Louisiana.

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

The necessary travel and health documents for your Louisiana trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$139 Cheap Flights from Montana to Louisiana in 2025/26

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Find the cheapest flights from Montana to Louisiana

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Cheap round-trip flights

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1:42 pm - 11:40 pmBZN-MSY

8h 58m1 stop

4:04 pm - 10:02 pmMSY-BZN

6h 58m1 stop

$249American Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 26

1:42 pm - 11:40 pmBZN-MSY

8h 58m1 stop

9:15 am - 10:02 pmMSY-BZN

13h 47m2 stops

$254American Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 26

6:20 am - 1:29 pmBZN-MSY

6h 09m1 stop

2:18 pm - 10:06 pmMSY-BZN

8h 48m1 stop

$273United Airlines

Find Deal

Mon, Mar 2 - Wed, Mar 11

7:46 pm - 5:47 pmFCA-MSY

21h 01m1 stop

6:47 pm - 12:14 pmMSY-FCA

18h 27m1 stop

$277Alaska Airlines

Find Deal

Fri, Jan 30 - Mon, Feb 2

8:00 am - 4:32 pmBZN-MSY

7h 32m1 stop

5:32 pm - 10:48 amMSY-BZN

18h 16m1 stop

$277Alaska Airlines

Find Deal

Mon, Feb 23 - Fri, Feb 27

6:24 pm - 8:55 amBZN-MSY

13h 31m2 stops

2:04 pm - 8:00 pmMSY-BZN

6h 56m1 stop

$282Delta

Find Deal

Mon, Feb 23 - Fri, Feb 27

2:42 pm - 9:32 pmFCA-MSY

5h 50m1 stop

2:13 pm - 9:59 pmMSY-FCA

8h 46m2 stops

$283United Airlines

Find Deal

Fri, Jan 30 - Mon, Feb 2

5:15 am - 4:17 pmBZN-MSY

10h 02m2 stops

11:31 am - 11:17 pmMSY-BZN

12h 46m2 stops

$287Delta

Find Deal

Fri, Jan 16 - Mon, Jan 26

7:40 am - 4:45 pmBZN-MSY

8h 05m2 stops

6:25 am - 2:45 pmMSY-BZN

9h 20m2 stops

$374Southwest

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Mon, Mar 2 - Wed, Mar 11

3:35 pm - 11:30 pmBZN-MSY

6h 55m1 stop

5:00 am - 12:05 pmMSY-BZN

8h 05m2 stops

$656Southwest

Find Deal

Thu, Feb 12 - Sun, Feb 15

American Airlines flights from Montana to Louisiana

Our best American Airlines deals on Montana to Louisiana flight tickets

American Airlines

Jan 16

BZN1:42 pmBozeman Gallatin Field

8h 58m

1 stop

MSY11:40 pmNew Orleans Louis Armstrong

Jan 26

MSY4:04 pmNew Orleans Louis Armstrong

6h 58m

1 stop

BZN10:02 pmBozeman Gallatin Field

$249

Find similar

American Airlines

Jan 16

BZN1:42 pmBozeman Gallatin Field

8h 58m

1 stop

MSY11:40 pmNew Orleans Louis Armstrong

Jan 26

MSY9:15 amNew Orleans Louis Armstrong

13h 47m

2 stops

BZN10:02 pmBozeman Gallatin Field

$254

Find similar

American Airlines

Feb 27

BZN1:36 pmBozeman Gallatin Field

6h 47m

1 stop

MSY9:23 pmNew Orleans Louis Armstrong

Mar 1

MSY7:00 amNew Orleans Louis Armstrong

8h 51m

1 stop

BZN2:51 pmBozeman Gallatin Field

$364

Find similar

United Airlines flights from Montana to Louisiana

Our best United Airlines deals on Montana to Louisiana flight tickets

United Airlines

Mar 2

BZN6:20 amBozeman Gallatin Field

6h 09m

1 stop

MSY1:29 pmNew Orleans Louis Armstrong

Mar 11

MSY2:18 pmNew Orleans Louis Armstrong

8h 48m

1 stop

BZN10:06 pmBozeman Gallatin Field

$273

Find similar

United Airlines

Jan 30

FCA2:42 pmKalispell Glacier Park

5h 50m

1 stop

MSY9:32 pmNew Orleans Louis Armstrong

Feb 2

MSY2:13 pmNew Orleans Louis Armstrong

8h 46m

2 stops

FCA9:59 pmKalispell Glacier Park

$283

Find similar

United Airlines

Dec 24

BZN2:40 pmBozeman Gallatin Field

5h 44m

1 stop

MSY9:24 pmNew Orleans Louis Armstrong

Jan 4

MSY2:30 pmNew Orleans Louis Armstrong

8h 59m

1 stop

BZN10:29 pmBozeman Gallatin Field

$339

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Fri 1/16

1:42 pm-11:40 pm

1 stop8h 58m

New Orleans Louis Armstrong

Mon 1/26

4:04 pm-10:02 pm

1 stop6h 58m

$249

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Fri 1/16

1:42 pm-11:40 pm

1 stop8h 58m

New Orleans Louis Armstrong

Mon 1/26

9:15 am-10:02 pm

2 stops13h 47m

$254

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Mon 3/2

6:20 am-1:29 pm

1 stop6h 09m

New Orleans Louis Armstrong

Wed 3/11

2:18 pm-10:06 pm

1 stop8h 48m

$273

KalispellNew Orleans

FCA - MSY

FCAMSY

Kalispell Glacier Park

Fri 1/30

7:46 pm-5:47 pm

1 stop21h 01m

New Orleans Louis Armstrong

Mon 2/2

6:47 pm-12:14 pm

1 stop18h 27m

$277

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Mon 2/23

8:00 am-4:32 pm

1 stop7h 32m

New Orleans Louis Armstrong

Fri 2/27

5:32 pm-10:48 am

1 stop18h 16m

$277

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Mon 2/23

6:24 pm-8:55 am

2 stops13h 31m

New Orleans Louis Armstrong

Fri 2/27

2:04 pm-8:00 pm

1 stop6h 56m

$282

KalispellNew Orleans

FCA - MSY

FCAMSY

Kalispell Glacier Park

Fri 1/30

2:42 pm-9:32 pm

1 stop5h 50m

New Orleans Louis Armstrong

Mon 2/2

2:13 pm-9:59 pm

2 stops8h 46m

$283

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Fri 1/16

5:15 am-4:17 pm

2 stops10h 02m

New Orleans Louis Armstrong

Mon 1/26

11:31 am-11:17 pm

2 stops12h 46m

$287

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Mon 3/2

7:40 am-4:45 pm

2 stops8h 05m

New Orleans Louis Armstrong

Wed 3/11

6:25 am-2:45 pm

2 stops9h 20m

$374

BozemanNew Orleans

BZN - MSY

BZNMSY

Bozeman Gallatin Field

Thu 2/12

3:35 pm-11:30 pm

1 stop6h 55m

New Orleans Louis Armstrong

Sun 2/15

5:00 am-12:05 pm

2 stops8h 05m

$656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana 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

Prices

Airlines

Other information

What is the cheapest month to fly to Louisiana?

In general, August is the cheapest month to fly from Montana to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $340. The month of September is another great option to travel to Louisiana, with average flight prices from Montana averaging around $340.

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

According to our data, Tuesday is the cheapest day to fly to Louisiana from Montana. The lowest ticket price found for a Tuesday departure recently was $434. 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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to Louisiana on Sunday is $617.

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

The cheapest time of day to fly to Louisiana is in the morning when flights can be purchased for as low as $509. In contrast, the most expensive time of day to depart to Louisiana is at noon when prices are around $510.

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

You are more likely to see cheaper flights to Louisiana from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $462 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from Montana for as low as $355 on momondo.

Can stopping save me money on Montana to Louisiana flights?

You could potentially save up to 57% on your flight if you consider stops on a Montana to Louisiana flight.

Cheap Montana to Louisiana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Louisiana

Direct flights	None

There are no direct flights from Montana to Louisiana. There are no popular flight routes from Montana to Louisiana.

Search flight deals

When did momondo last update prices for flights from Montana to Louisiana?
Prices for flights from Montana to Louisiana refresh daily.
How many operators does momondo search for flights from Montana to Louisiana?
The number of operators available for flights from Montana to Louisiana is 4 as of November 2025.
How old do you have to be to fly from Montana to Louisiana?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Louisiana.
What documentation or ID do you need to fly to Louisiana?
The necessary travel and health documents for your Louisiana trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Louisiana

Compare and see reviews for airlines that fly from Montana to Louisiana with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $200	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,012 reviews	Search United Airlines flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Southwest	PriceFrom $360	Free Cancellation	Rating 8.0 4,238 reviews	Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montana to Louisiana. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Montana to Louisiana flights to just show those with flexible booking policies.

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

Once you have performed a search for Montana to Louisiana flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Louisiana, momondo offers a useful price alert feature which will track prices for flights to Louisiana from Montana and alert you when they change.