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Idaho Falls

$299+ Cheap flights from Long Beach to Idaho Falls (LGB - 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — IDA
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Long Beach to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Long Beach (LGB) 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 August 1, 2025.

Round-trip from

$523
(Delta)

One-way from

$299
(Delta)

Popular in

December

Cheapest in

April

Average price

$345
From Long Beach Municipal to Idaho Falls Fanning Field
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One-way flight from Long Beach Municipal to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 20% potential increase in price ($105 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Long Beach to Idaho Falls

Cheapest flights from Long Beach to Idaho Falls
Explore the most affordable flight options available from Long Beach to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Delta deal was found by Cheapflights users on 7/30. 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 9/165:04 pmLGB - IDA
1 stop4h 21mDelta
Sat 9/206:51 pmIDA - LGB
1 stop3h 45mDelta
Deal found 7/30$523
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 9/28:55 amLGB - IDA
2 stops36h 44mAlaska Airlines
Thu 9/46:13 amIDA - LGB
2 stops38h 17mAlaska Airlines
Deal found 7/31$1,012

Cheapflights Fare Finder

 
Customize your flight search to find flights from Long Beach 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 August 1, 2025.
Use the filters below to find and compare flights from Long Beach to Idaho Falls that are best for you.

Fly from

Long Beach

Fly to

Idaho Falls

Route

Depart

Return

Price

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Tue 9/16

5:04 pm-10:25 pm

1 stop4h 21m

Idaho Falls Fanning Field

Sat 9/20

6:51 pm-9:36 pm

1 stop3h 45m

$523

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Tue 9/2

8:55 am-10:39 pm

2 stops36h 44m

Idaho Falls Fanning Field

Thu 9/4

6:13 am-7:30 pm

2 stops38h 17m

$1,012

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Tue 10/7

4:52 pm-10:15 pm

1 stop4h 23m

$299

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Mon 10/6

8:55 am-3:38 pm

2 stops29h 43m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Long Beach to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Long Beach to Idaho Falls (average of $380). Flying from Long Beach 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.

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 August 1, 2025.
Read reviews from past customers who have flown Alaska Airlines and Delta from Long Beach to Idaho Falls. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

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

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

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
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

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 Long Beach to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Long Beach 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 Long Beach to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Long Beach to Idaho Falls (average of $380). Flying from Long Beach 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

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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