What airlines fly to Louisiana?

Southwest, United Airlines and American Airlines are the top three most popular airlines that fly to Louisiana from Idaho according to our data. Southwest is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Louisiana. Keep in mind that there are 5 different airlines that fly to Louisiana on a routine basis, so you have a few additional options to choose from.

How many flights depart from Idaho to Louisiana on average per week?

2 flights are operational weekly from Idaho to Louisiana as of June 2026. The most popular departure day for this route is Tue, with 50% of flights per week taking off on this day.

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

Delta, Frontier, and Southwest are the most popular carriers operating from Idaho to Louisiana

How long is the flight from Idaho to Louisiana?

On average, it takes 5h 27m to fly from Idaho to Louisiana if you fly out of Idaho Falls (the most popular airport in Idaho) and into New Orleans (the most popular airport in Louisiana). If you’re flying out of Boise and into New Orleans, then the flight time is around 5h 30m.

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

Prices for flights from Idaho to Louisiana refresh daily.

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

The number of operators available for flights from Idaho to Louisiana is 5 as of June 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Louisiana.

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

The required travel and health documents for your Louisiana trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisiana. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$146 Cheap Flights from Idaho to Louisiana in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Louisiana

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:24 pm - 9:03 pm

BOI

MSY

6h 39m

1 stop

9:48 pm - 12:29 pm

MSY

BOI

15h 41m

1 stop

$250Frontier

Thu, Aug 13 - Mon, Aug 17

10:45 pm - 8:06 am

GEG

MSY

7h 21m

1 stop

3:25 pm - 9:37 pm

MSY

GEG

8h 12m

1 stop

$291Delta

Wed, Oct 21 - Wed, Oct 28

6:30 am - 5:51 pm

GEG

MSY

9h 21m

1 stop

12:22 pm - 11:06 pm

MSY

GEG

12h 44m

2 stops

$326American Airlines

Wed, Jul 22 - Tue, Jul 28

6:23 am - 4:24 pm

BOI

MSY

9h 01m

1 stop

5:27 pm - 11:44 pm

MSY

BOI

7h 17m

1 stop

$333Alaska Airlines

Tue, Aug 25 - Wed, Aug 26

1:55 pm - 10:41 pm

BOI

SHV

7h 46m

2 stops

11:28 am - 10:40 pm

SHV

BOI

12h 12m

2 stops

$339American Airlines

Wed, Sep 2 - Sat, Sep 5

11:45 am - 8:20 pm

BOI

MSY

7h 35m

1 stop

6:00 am - 11:00 am

MSY

BOI

6h 00m

1 stop

$343Southwest

Thu, Oct 29 - Wed, Nov 4

11:45 am - 8:20 pm

BOI

MSY

7h 35m

1 stop

3:35 pm - 11:05 pm

MSY

BOI

8h 30m

2 stops

$348Southwest

Thu, Oct 29 - Wed, Nov 4

6:15 am - 5:33 pm

BOI

BTR

10h 18m

2 stops

7:15 am - 3:31 pm

BTR

BOI

9h 16m

2 stops

$386United Airlines

Wed, Sep 2 - Wed, Sep 9

2:44 pm - 8:50 pm

BOI

SHV

5h 06m

1 stop

8:22 am - 1:38 pm

SHV

BOI

6h 16m

1 stop

$419United Airlines

Wed, Sep 2 - Sat, Sep 5

12:12 pm - 8:06 pm

BOI

BTR

6h 54m

1 stop

6:00 am - 11:16 am

BTR

BOI

6h 16m

1 stop

$641Alaska Airlines

Tue, Aug 25 - Sat, Aug 29

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United Airlines flights from Idaho to Louisiana

Our best United Airlines deals on Idaho to Louisiana flight tickets

United Airlines

Sep 17

GEG5:00 amSpokane

7h 58m

1 stop

MSY2:58 pmNew Orleans Louis Armstrong

Sep 21

MSY4:25 pmNew Orleans Louis Armstrong

6h 49m

1 stop

GEG9:14 pmSpokane

$342

United Airlines

Sep 2

BOI6:15 amBoise Air Term. Gowen Fld

10h 18m

2 stops

BTR5:33 pmBaton Rouge Ryan

Sep 9

BTR7:15 amBaton Rouge Ryan

9h 16m

2 stops

BOI3:31 pmBoise Air Term. Gowen Fld

$386

United Airlines

Aug 25

GEG5:00 amSpokane

7h 57m

1 stop

MSY2:57 pmNew Orleans Louis Armstrong

Aug 26

MSY10:24 amNew Orleans Louis Armstrong

12h 22m

2 stops

GEG8:46 pmSpokane

$396

Southwest flights from Idaho to Louisiana

Our best Southwest deals on Idaho to Louisiana flight tickets

Southwest

Oct 29

BOI11:45 amBoise Air Term. Gowen Fld

7h 35m

1 stop

MSY8:20 pmNew Orleans Louis Armstrong

Nov 4

MSY6:00 amNew Orleans Louis Armstrong

6h 00m

1 stop

BOI11:00 amBoise Air Term. Gowen Fld

$343

Southwest

Oct 29

BOI11:45 amBoise Air Term. Gowen Fld

7h 35m

1 stop

MSY8:20 pmNew Orleans Louis Armstrong

Nov 4

MSY3:35 pmNew Orleans Louis Armstrong

8h 30m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

$348

Southwest

Jul 28

GEG5:00 amSpokane

6h 50m

1 stop

MSY1:50 pmNew Orleans Louis Armstrong

Aug 4

MSY2:45 pmNew Orleans Louis Armstrong

9h 20m

1 stop

GEG10:05 pmSpokane

$351

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseNew Orleans

BOI - MSY

BOIMSY

Boise Air Term. Gowen Fld

Thu 8/13

1:24 pm-9:03 pm

1 stop6h 39m

New Orleans Louis Armstrong

Mon 8/17

9:48 pm-12:29 pm

1 stop15h 41m

$250

SpokaneNew Orleans

GEG - MSY

GEGMSY

Spokane

Wed 10/21

10:45 pm-8:06 am

1 stop7h 21m

New Orleans Louis Armstrong

Wed 10/28

3:25 pm-9:37 pm

1 stop8h 12m

$291

SpokaneNew Orleans

GEG - MSY

GEGMSY

Spokane

Wed 7/22

6:30 am-5:51 pm

1 stop9h 21m

New Orleans Louis Armstrong

Tue 7/28

12:22 pm-11:06 pm

2 stops12h 44m

$326

BoiseNew Orleans

BOI - MSY

BOIMSY

Boise Air Term. Gowen Fld

Tue 8/25

6:23 am-4:24 pm

1 stop9h 01m

New Orleans Louis Armstrong

Wed 8/26

5:27 pm-11:44 pm

1 stop7h 17m

$333

BoiseShreveport

BOI - SHV

BOISHV

Boise Air Term. Gowen Fld

Wed 9/2

1:55 pm-10:41 pm

2 stops7h 46m

Shreveport

Sat 9/5

11:28 am-10:40 pm

2 stops12h 12m

$339

BoiseNew Orleans

BOI - MSY

BOIMSY

Boise Air Term. Gowen Fld

Thu 10/29

11:45 am-8:20 pm

1 stop7h 35m

New Orleans Louis Armstrong

Wed 11/4

6:00 am-11:00 am

1 stop6h 00m

$343

BoiseNew Orleans

BOI - MSY

BOIMSY

Boise Air Term. Gowen Fld

Thu 10/29

11:45 am-8:20 pm

1 stop7h 35m

New Orleans Louis Armstrong

Wed 11/4

3:35 pm-11:05 pm

2 stops8h 30m

$348

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Wed 9/2

6:15 am-5:33 pm

2 stops10h 18m

Baton Rouge Ryan

Wed 9/9

7:15 am-3:31 pm

2 stops9h 16m

$386

Quickest round-trip

BoiseShreveport

BOI - SHV

BOISHV

Boise Air Term. Gowen Fld

Wed 9/2

2:44 pm-8:50 pm

1 stop5h 06m

Shreveport

Sat 9/5

8:22 am-1:38 pm

1 stop6h 16m

$419

BoiseBaton Rouge

BOI - BTR

BOIBTR

Boise Air Term. Gowen Fld

Tue 8/25

12:12 pm-8:06 pm

1 stop6h 54m

Baton Rouge Ryan

Sat 8/29

6:00 am-11:16 am

1 stop6h 16m

$641

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 Idaho 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, May is the cheapest month to fly from Idaho to Louisiana. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $80. The month of October is another great option to travel to Louisiana, with average flight prices from Idaho averaging around $84.

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

You are more likely to see cheaper flights to Louisiana from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisiana for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisiana from Idaho for as low as $321 on momondo.

Can stopping save me money on Idaho to Louisiana flights?

You could potentially save up to 7% on your flight if you consider stops on a Idaho to Louisiana flight.

Cheap Idaho to Louisiana flight deals and tips

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

Fastest flight time	5h 06m
Direct flights	None

The fastest flight from Idaho to Louisiana takes 5h 06m

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

Search flight deals

Frequently asked questions about flying from Idaho to Louisiana

When did momondo last update prices for flights from Idaho to Louisiana?
Prices for flights from Idaho to Louisiana refresh daily.
How many operators does momondo search for flights from Idaho to Louisiana?
The number of operators available for flights from Idaho to Louisiana is 5 as of June 2026.
How old do you have to be to fly from Idaho to Louisiana?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Louisiana.
What documentation or ID do you need to fly to Louisiana?
The required travel and health documents for your Louisiana trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisiana. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Louisiana

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $146	Free Cancellation	Rating 7.8 8,450 reviews	Search Delta flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,895 reviews	Search United Airlines flights
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.1 11,766 reviews	Search American Airlines flights
Southwest	PriceFrom $262	Free Cancellation	Rating 7.9 4,246 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $328	Free Cancellation	Rating 7.9 12,593 reviews	Search Alaska Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Louisiana from Idaho which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Idaho 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 Idaho to Louisiana right now. Can momondo alert me if prices change?

Price alerts on flights to Louisiana from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.