How long is the flight from Idaho Falls to Louisiana?

There are many flights that can get you from Idaho Falls to Louisiana in 11h 35m. Fly via American Airlines, United Airlines, or Delta 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.

In terms of precipitation, rainfall in Louisiana ranges from 3.3 - 6.4 inches per month. June is typically the wettest month, when rainfall can reach 6.4 in. October is typically the driest time to visit Louisiana when rainfall is around 3.3 in.

If weather is an important factor for your trip to Louisiana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Idaho Falls to Louisiana?

When booking a flight from Idaho Falls to Louisiana, you may want to consider flying on United Airlines, American Airlines or Delta as they are the most popular for this route.

What is the cheapest time of day to fly from IDA to LA?

When flying from Idaho Falls to Louisiana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$452+ Cheap Flights from Idaho Falls to Louisiana

Q: How much does it cost to fly round-trip from Idaho Falls to Louisiana?

Airfare is below average for this route at the moment. Idaho Falls to Louisiana flights typically cost between $838 and $704 in September. The cheapest round-trip price found within the last 5 days was $452 on Delta (Sep 29-Oct 6).

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Cheap flight deals from Idaho Falls to Louisiana

Cheapest

Best

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 May 26, 2026.

Tue 9/296:57 pm

IDA

MSY

2 stops12h 03m

Delta

Tue 10/611:18 am

MSY

IDA

2 stops12h 01m

Delta

Deal found 5/24

$452

Sun 9/276:57 pm

IDA

MSY

2 stops12h 03m

Delta

Tue 10/611:18 am

MSY

IDA

2 stops12h 01m

Delta

Deal found 5/24

$481

Mon 9/282:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Tue 10/68:14 am

MSY

IDA

1 stop8h 09m

United Airlines

Deal found 5/24

$484

Sun 9/272:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Sat 10/37:00 am

MSY

IDA

2 stops11h 16m

United Airlines

Deal found 5/24

$503

Thu 9/242:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Fri 10/28:14 am

MSY

IDA

1 stop8h 09m

United Airlines

Deal found 5/24

$520

Sun 9/277:00 am

IDA

MSY

1 stop25h 03m

American Airlines

Sat 10/33:46 pm

MSY

IDA

1 stop6h 34m

American Airlines

Deal found 5/25

$521

Thu 9/246:57 pm

IDA

MSY

2 stops12h 03m

Delta

Tue 10/611:18 am

MSY

IDA

2 stops12h 01m

Delta

Deal found 5/24

$522

Sat 9/262:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Fri 10/28:14 am

MSY

IDA

1 stop8h 09m

United Airlines

Deal found 5/24

$524

Mon 9/282:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Fri 10/28:14 am

MSY

IDA

1 stop8h 09m

United Airlines

Deal found 5/24

$539

Tue 9/2910:35 am

IDA

MSY

2 stops11h 35m

United Airlines

Fri 10/28:14 am

MSY

IDA

1 stop6h 15m

United Airlines

Deal found 5/24

$544

Best flights from Idaho Falls to Louisiana
Discover carefully curated flight deals from Idaho Falls to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.

Sun 9/277:00 am

IDA

MSY

1 stop25h 03m

American Airlines

Sat 10/33:46 pm

MSY

IDA

1 stop6h 34m

American Airlines

Deal found 5/25

$521

Thu 9/246:57 pm

IDA

MSY

2 stops12h 03m

Delta

Tue 10/611:18 am

MSY

IDA

2 stops12h 01m

Delta

Deal found 5/24

$522

Tue 9/2910:35 am

IDA

MSY

2 stops11h 35m

United Airlines

Mon 10/56:14 pm

MSY

IDA

1 stop16h 39m

United Airlines

Deal found 5/24

$590

Wed 9/306:18 am

IDA

MSY

2 stops12h 53m

Alaska Airlines

Thu 10/111:16 am

MSY

IDA

2 stops12h 40m

Alaska Airlines

Deal found 5/24

$665

Sun 9/272:25 pm

IDA

MSY

1 stop6h 06m

United Airlines

Sat 10/39:53 am

MSY

IDA

2 stops8h 23m

United Airlines

Deal found 5/25

$608

Sun 9/276:57 pm

IDA

MSY

2 stops12h 03m

Delta

Sat 10/311:15 am

MSY

IDA

2 stops12h 16m

Delta

Deal found 5/25

$644

Fri 9/256:18 am

IDA

MSY

1 stop9h 06m

Alaska Airlines

Wed 9/305:27 pm

MSY

IDA

1 stop30h 29m

Alaska Airlines

Deal found 5/24

$673

Sat 11/76:45 pm

IDA

MSY

2 stops13h 49m

Delta

Sun 11/151:45 pm

MSY

IDA

1 stop5h 29m

Delta

Deal found 5/22

$677

Sat 11/75:00 am

IDA

MSY

1 stop5h 36m

United Airlines

Sun 11/155:15 am

MSY

IDA

2 stops9h 20m

United Airlines

Deal found 5/25

$767

Find flight deals from Idaho Falls to Louisiana

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$452 (Delta)
Popular in	April
Cheapest in	August
Average price	$661

Provider with most accurate pricing for Idaho Falls Fanning Field-New Orleans Louis Armstrong flight deals.

Search Deals

Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-New Orleans Louis Armstrong flights.

Search Deals

From Idaho Falls Fanning Field to Louisiana

Search Deals

Highest demand for flights based on searches. 24% potential increase in price ($215 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease ($71 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Louisiana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Sun 9/27

7:00 am-9:03 am

1 stop25h 03m

New Orleans Louis Armstrong

Sat 10/3

3:46 pm-9:20 pm

1 stop6h 34m

$521

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Thu 9/24

6:57 pm-8:00 am

2 stops12h 03m

New Orleans Louis Armstrong

Tue 10/6

11:18 am-10:19 pm

2 stops12h 01m

$522

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Tue 9/29

10:35 am-11:10 pm

2 stops11h 35m

New Orleans Louis Armstrong

Mon 10/5

6:14 pm-9:53 am

1 stop16h 39m

$590

Quickest round-trip

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Sun 9/27

2:25 pm-9:31 pm

1 stop6h 06m

New Orleans Louis Armstrong

Sat 10/3

9:53 am-5:16 pm

2 stops8h 23m

$608

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Sun 9/27

6:57 pm-8:00 am

2 stops12h 03m

New Orleans Louis Armstrong

Sat 10/3

11:15 am-10:31 pm

2 stops12h 16m

$644

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Wed 9/30

6:18 am-8:11 pm

2 stops12h 53m

New Orleans Louis Armstrong

Thu 10/1

11:16 am-10:56 pm

2 stops12h 40m

$665

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Fri 9/25

6:18 am-4:24 pm

1 stop9h 06m

New Orleans Louis Armstrong

Wed 9/30

5:27 pm-10:56 pm

1 stop30h 29m

$673

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Sat 11/7

6:45 pm-9:34 am

2 stops13h 49m

New Orleans Louis Armstrong

Sun 11/15

1:45 pm-6:14 pm

1 stop5h 29m

$677

Idaho FallsNew Orleans

IDA - MSY

IDAMSY

Idaho Falls Fanning Field

Sat 11/7

5:00 am-11:36 am

1 stop5h 36m

New Orleans Louis Armstrong

Sun 11/15

5:15 am-1:35 pm

2 stops9h 20m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/25

Sorted by cheapest first

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.

IDA-MSY

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

IDA-USLA

IDA-MSY

How much does it cost to fly round-trip from Idaho Falls to Louisiana?

Reviews of airlines servicing Louisiana

See what other customers who have flown with Delta,United Airlines, andAmerican 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

8,425 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Delta

7.9

Good

8,425 reviews

Delta

7.9

Good

8,425 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

United Airlines

7.4

Good

9,749 reviews

Delta

7.9

Good

8,425 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

American Airlines

7.1

Good

11,629 reviews

Delta

7.9

Good

8,425 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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 11h 35m. Fly via American Airlines, United Airlines, or Delta 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.

See more FAQs

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Top 3 airlines flying from Idaho Falls to Louisiana

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$318	Average$837	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$322	Average$528	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$348	Average$553	FlexibilityNo cancel fee	On-time69%

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$452+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to Louisiana with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho Falls to Louisiana

Cheapest flights from Idaho Falls to LouisianaExplore 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 May 26, 2026.

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 May 26, 2026.

Best flights from Idaho Falls to LouisianaDiscover carefully curated flight deals from Idaho Falls to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.

Discover carefully curated flight deals from Idaho Falls to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.

Find 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 May 26, 2026.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Louisiana that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Louisiana

How much does it cost to fly round-trip from Idaho Falls to Louisiana?

Reviews of airlines servicing Louisiana

See what other customers who have flown with Delta,United Airlines, andAmerican 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.

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?

How long is the flight from Idaho Falls to Louisiana?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to Louisiana

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Louisiana by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Idaho Falls to Louisiana by cabin class

Find flights from Idaho Falls to Louisiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Idaho Falls and Louisiana flights

Browse other Idaho Falls and Louisiana flight options. Last updated on May 26, 2026.

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Idaho Falls to Louisiana flights

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Top 3 airlines flying from Idaho Falls to Louisiana

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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 May 26, 2026.

Best flights from Idaho Falls to Louisiana
Discover carefully curated flight deals from Idaho Falls to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.