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Idaho Falls

$120+ Cheap flights from Los Angeles to Idaho Falls (LAX - IDA)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IDA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Los Angeles to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$212
(Mytrip)

One-way from

$120
(Hawaiian Airlines)

Popular in

June

Cheapest in

April

Average price

$442
From Los Angeles to Idaho Falls Fanning Field
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One-way flight from Los Angeles to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 17% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Los Angeles to Idaho Falls

Cheapest flights from Los Angeles to Idaho Falls
Explore the most affordable flight options available from Los Angeles to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:00 amLAX - IDA
1 stop4h 44mMultiple Airlines
Mon 7/216:12 pmIDA - LAX
1 stop5h 38mMultiple Airlines
Deal found 7/1$212
This Delta deal was found by Cheapflights users on 7/1. 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 8/126:00 amLAX - IDA
1 stop3h 39mDelta
Tue 8/196:52 pmIDA - LAX
1 stop6h 03mDelta
Deal found 7/1$241
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/1610:00 amLAX - IDA
2 stops10h 18mAmerican Airlines
Wed 8/201:32 pmIDA - LAX
1 stop8h 01mAmerican Airlines
Deal found 7/2$265
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/302:10 pmLAX - IDA
1 stop7h 29mAlaska Airlines
Wed 8/66:15 amIDA - LAX
1 stop5h 34mAlaska Airlines
Deal found 7/2$279
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:00 amLAX - IDA
1 stop6h 20mHawaiian Airlines
Sun 10/56:13 amIDA - LAX
1 stop5h 45mHawaiian Airlines
Deal found 7/2$318

Cheapflights Fare Finder

Customize your flight search to find flights from Los Angeles to Idaho Falls 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 July 3, 2025.
Use the filters below to find and compare flights from Los Angeles to Idaho Falls that are best for you.

Fly from

Los Angeles

Fly to

Idaho Falls

Route

Depart

Return

Price

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 7/18

6:00 am-11:44 am

1 stop4h 44m

Idaho Falls Fanning Field

Mon 7/21

6:12 pm-10:50 pm

1 stop5h 38m

$212

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Tue 8/12

6:00 am-10:39 am

1 stop3h 39m

Idaho Falls Fanning Field

Tue 8/19

6:52 pm-11:55 pm

1 stop6h 03m

$241

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Sat 8/16

10:00 am-9:18 pm

2 stops10h 18m

Idaho Falls Fanning Field

Wed 8/20

1:32 pm-8:33 pm

1 stop8h 01m

$265

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 7/30

2:10 pm-10:39 pm

1 stop7h 29m

Idaho Falls Fanning Field

Wed 8/6

6:15 am-10:49 am

1 stop5h 34m

$279

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Fri 10/3

8:00 am-3:20 pm

1 stop6h 20m

Idaho Falls Fanning Field

Sun 10/5

6:13 am-10:58 am

1 stop5h 45m

$318

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Mon 8/25

2:03 pm-10:39 pm

1 stop7h 36m

$120

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Wed 8/13

6:00 am-10:39 am

1 stop3h 39m

$121

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Mon 8/25

10:00 am-9:18 pm

2 stops10h 18m

$126

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Mon 7/21

6:00 am-11:44 am

1 stop4h 44m

$130

Los AngelesIdaho Falls

LAX - IDA

LAXIDA

Los Angeles

Sun 9/7

10:28 pm-3:20 pm

2 stops15h 52m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 12 results
1
2

Best time to book a flight from Los Angeles to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Los Angeles to Idaho Falls (average of $380). Flying from Los Angeles to Idaho Falls in December is currently the most expensive (average of $578). 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.

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

Find hourly flight availability from Los Angeles to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from Los Angeles to Idaho Falls by exploring options for tickets at noon.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Los Angeles to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines flying from Los Angeles to Idaho Falls round-trip?

    According to our current data, Delta ($241), American Airlines ($265), and Alaska Airlines ($279) offers the cheapest pricing from Los Angeles to Idaho Falls. These flights start at 48% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Los Angeles to Idaho Falls one-way?

    $120 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $121 and $126, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Los Angeles to Idaho Falls 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 Los Angeles to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Los Angeles to Idaho Falls (average of $380). Flying from Los Angeles to Idaho Falls in December is currently the most expensive (average of $578). 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 4 airlines flying from Los Angeles to Idaho Falls

Discover the top 4 airlines that operate flights from Los Angeles to Idaho Falls. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$219Average$384FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$254Average$344FlexibilityNo cancel feeOn-time71%
DeltaCheapest$274Average$430FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$283Average$485FlexibilityNo cancel feeOn-time69%

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