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$431+ Cheap flights from Idaho Falls (IDA) to Louisiana

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — MSY
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Idaho Falls to Louisiana

Cheapest flights from Idaho Falls to Louisiana
Explore the most affordable flight options available from Idaho Falls to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/192:45 pmIDA - MSY
1 stop5h 49mUnited Airlines
Sun 11/235:15 amMSY - IDA
2 stops9h 20mUnited Airlines
Deal found 10/28$557

Cheap flight deals from Idaho Falls to Louisiana

Keep the following information in mind while searching for Idaho Falls to Louisiana flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$431
(Delta)

Popular in

June

Cheapest in

August

Average price

$573
Provider with most accurate pricing for Idaho Falls Fanning Field-New Orleans Louis Armstrong flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-New Orleans Louis Armstrong flights.
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From Idaho Falls Fanning Field to Louisiana
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Idaho Falls to Louisiana that are best for you.

Fly from

Idaho Falls

Fly to

Louisiana

Route

Depart

Return

Price

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Tue 3/10

6:00 am-1:53 pm

1 stop6h 53m

New Orleans Louis Armstrong

Wed 3/11

1:45 pm-6:15 pm

1 stop5h 30m

$431

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Tue 3/10

2:35 pm-9:28 pm

1 stop5h 53m

New Orleans Louis Armstrong

Wed 3/11

5:10 am-1:34 pm

2 stops9h 24m

$438

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Wed 11/19

2:45 pm-9:34 pm

1 stop5h 49m

New Orleans Louis Armstrong

Sun 11/23

5:15 am-1:35 pm

2 stops9h 20m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Idaho Falls to Louisiana

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Louisiana (average of $205). Flying from Idaho Falls to Louisiana in February is currently the most expensive (average of $661). 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 Idaho Falls to Louisiana?

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 October 30, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Idaho Falls to Louisiana have to say. 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.
Delta
7.9
Good
7,998 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • What airport do you fly from for flights from Idaho Falls to Louisiana?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to Louisiana from Idaho Falls.

  • How long is the flight from Idaho Falls to Louisiana?

    There are many flights that can get you from Idaho Falls to Louisiana in 5h 53m. Fly via Delta or United Airlines to get the fastest option. The distance between Idaho Falls and Louisiana is about 1518 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Louisiana (average of $205). Flying from Idaho Falls to Louisiana in February is currently the most expensive (average of $661). 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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Top 3 airlines flying from Idaho Falls to Louisiana

Discover the top 3 airlines that operate flights from Idaho Falls 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$318Average$859FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$322Average$655FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$350Average$679FlexibilityNo cancel feeOn-time71%

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