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Idaho

$119+ Cheap flights from Louisiana to Idaho

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — BOI
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Louisiana to Idaho

Cheapest flights from Louisiana to Idaho
Explore the most affordable flight options available from Louisiana to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Southwest deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:50 am
MSY
-
GEG
1 stop6h 20m
Southwest
Tue 3/32:10 pm
GEG
-
MSY
1 stop6h 15m
Southwest
Deal found 1/27$257
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:23 am
MSY
-
JAC
1 stop6h 55m
American Airlines
Tue 3/311:08 pm
JAC
-
MSY
1 stop7h 18m
American Airlines
Deal found 1/27$269
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1610:22 am
MSY
-
JAC
1 stop6h 02m
United Airlines
Sun 4/1910:40 am
JAC
-
MSY
1 stop5h 32m
United Airlines
Deal found 1/28$283
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/241:45 pm
MSY
-
GEG
2 stops11h 05m
Delta
Tue 3/37:27 am
GEG
-
MSY
2 stops11h 31m
Delta
Deal found 1/27$290
This Delta deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:00 pm
BTR
-
BOI
1 stop7h 28m
Delta
Wed 4/222:18 pm
BOI
-
BTR
1 stop6h 38m
Delta
Deal found 1/28$309
This Expedia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:20 pm
MSY
-
GEG
1 stop7h 39m
Alaska Airlines
Wed 3/115:00 am
GEG
-
MSY
1 stop14h 28m
Alaska Airlines
Deal found 1/28$318
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:33 pm
MSY
-
BOI
2 stops17h 38m
Frontier
Sun 2/2211:56 am
BOI
-
MSY
1 stop11h 28m
Frontier
Deal found 1/27$326
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:35 am
MSY
-
IDA
1 stop6h 05m
United Airlines
Sat 2/282:40 pm
IDA
-
MSY
1 stop6h 05m
United Airlines
Deal found 1/27$334
This Southwest deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:40 pm
MSY
-
GEG
1 stop12h 50m
Southwest
Wed 3/116:00 am
GEG
-
MSY
2 stops8h 30m
Southwest
Deal found 1/28$338
This Southwest deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:20 am
MSY
-
GEG
1 stop6h 15m
Southwest
Wed 7/225:00 am
GEG
-
MSY
1 stop6h 50m
Southwest
Deal found 1/27$339
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:44 am
MSY
-
JAC
2 stops11h 03m
Delta
Tue 3/317:20 am
JAC
-
MSY
1 stop5h 24m
Delta
Deal found 1/27$339
This Travelocity deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:59 pm
MSY
-
BOI
1 stop17h 03m
Alaska Airlines
Sun 5/314:19 pm
BOI
-
MSY
1 stop12h 32m
Alaska Airlines
Deal found 1/28$339

Find flight deals from Louisiana to Idaho

Keep the following information in mind while searching for Louisiana to Idaho flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(Southwest)

One-way from

$119
(Delta)

Popular in

March

Cheapest in

September

Average price

$338
Provider with most accurate pricing for New Orleans Louis Armstrong-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Boise Air Term. Gowen Fld flights.
Search Deals
From Louisiana to Idaho
Search Deals
One-way flight from Louisiana to Idaho
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 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 Louisiana to Idaho 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Louisiana to Idaho that are best for you.

Fly from

Louisiana

Fly to

Idaho

Route

Depart

Return

Price

New OrleansSpokane

MSY - GEG

MSYGEG

New Orleans Louis Armstrong

Tue 2/24

5:50 am-10:10 am

1 stop6h 20m

Spokane

Tue 3/3

10:50 am-9:00 pm

2 stops8h 10m

$273

New OrleansJackson

MSY - JAC

MSYJAC

New Orleans Louis Armstrong

Thu 4/16

10:22 am-3:24 pm

1 stop6h 02m

Jackson Hole

Sun 4/19

10:40 am-5:12 pm

1 stop5h 32m

$283

New OrleansSpokane

MSY - GEG

MSYGEG

New Orleans Louis Armstrong

Tue 2/24

1:45 pm-10:50 pm

2 stops11h 05m

Spokane

Tue 3/3

7:27 am-8:58 pm

2 stops11h 31m

$290

Baton RougeBoise

BTR - BOI

BTRBOI

Baton Rouge Ryan

Wed 4/15

4:00 pm-10:28 pm

1 stop7h 28m

Boise Air Term. Gowen Fld

Wed 4/22

2:18 pm-9:56 pm

1 stop6h 38m

$309

New OrleansSpokane

MSY - GEG

MSYGEG

New Orleans Louis Armstrong

Sat 3/7

6:20 pm-11:59 pm

1 stop7h 39m

Spokane

Wed 3/11

5:00 am-9:28 pm

1 stop14h 28m

$318

New OrleansBoise

MSY - BOI

MSYBOI

New Orleans Louis Armstrong

Thu 2/19

6:33 pm-11:11 am

2 stops17h 38m

Boise Air Term. Gowen Fld

Sun 2/22

11:56 am-12:24 am

1 stop11h 28m

$326

New OrleansIdaho Falls

MSY - IDA

MSYIDA

New Orleans Louis Armstrong

Tue 2/24

10:35 am-3:40 pm

1 stop6h 05m

Idaho Falls Fanning Field

Sat 2/28

2:40 pm-9:45 pm

1 stop6h 05m

$334

New OrleansBoise

MSY - BOI

MSYBOI

New Orleans Louis Armstrong

Wed 5/27

6:23 pm-11:45 pm

1 stop6h 22m

Boise Air Term. Gowen Fld

Sat 5/30

2:58 pm-11:40 pm

1 stop7h 42m

$339

New OrleansSpokane

MSY - GEG

MSYGEG

New Orleans Louis Armstrong

Tue 7/14

5:20 am-9:35 am

1 stop6h 15m

Spokane

Wed 7/22

5:00 am-1:50 pm

1 stop6h 50m

$339

New OrleansBoise

MSY - BOI

MSYBOI

New Orleans Louis Armstrong

Wed 5/27

6:59 pm-11:02 am

1 stop17h 03m

Boise Air Term. Gowen Fld

Sun 5/31

4:19 pm-5:51 am

1 stop12h 32m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from Louisiana to Idaho

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

What is the cheapest month to book a flight from Louisiana to Idaho?

Currently, August is the cheapest month in which you can book a flight from Louisiana to Idaho (average of $135). Flying from Louisiana to Idaho in December is currently the most expensive (average of $424). 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.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Louisiana to Idaho to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,128 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Idaho. 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 Louisiana to Idaho?

    For as low as $283, Southwest can have you in Idaho from Louisiana in 6h 02m. Airlines will cover a distance of 1465 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Louisiana to Idaho one-way?

    The cheapest airlines for a one-way flight from Louisiana to Idaho are American Airlines ($108), Delta ($108), and Southwest ($188).

  • Can I find deals for flights from Louisiana to Idaho that include hotel bookings?

    Yes. In addition to deals on Louisiana to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Idaho.

  • Can I find deals for business class flights from Louisiana to Idaho?

    Yes. Cheapflights offers flight deals from Louisiana to Idaho 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 Louisiana to Idaho?

    Currently, August is the cheapest month in which you can book a flight from Louisiana to Idaho (average of $135). Flying from Louisiana to Idaho in December is currently the most expensive (average of $424). 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 Louisiana to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Louisiana to Idaho

Discover the top 4 airlines that operate flights from Louisiana to Idaho. 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$194Average$537FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$211Average$504FlexibilityNo cancel feeOn-time69%
DeltaCheapest$212Average$318FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$236Average$393FlexibilityNo cancel feeOn-time63%

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