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$353+ Cheap flights from Idaho Falls to Long Beach (IDA - LGB)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LGB
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from Idaho Falls to Long Beach

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Long Beach (LGB). 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 13, 2025.

Round-trip from

$353
(Delta)

Popular in

June

Cheapest in

May

Average price

$364
From Idaho Falls Fanning Field to Long Beach Municipal
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 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 Idaho Falls to Long Beach

Cheapest flights from Idaho Falls to Long Beach
Explore the most affordable flight options available from Idaho Falls to Long Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Delta deal was found by Cheapflights users on 8/13. 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 9/306:00 amIDA - LGB
1 stop7h 15mDelta
Wed 10/87:00 amLGB - IDA
1 stop14h 15mDelta
Deal found 8/13$353
This Delta deal was found by Cheapflights users on 8/13. 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 9/306:00 amIDA - LGB
1 stop7h 15mDelta
Sat 10/47:01 amLGB - IDA
1 stop14h 24mDelta
Deal found 8/13$365
This Delta deal was found by Cheapflights users on 8/13. 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.
Fri 10/36:51 pmIDA - LGB
1 stop18h 24mDelta
Wed 10/87:00 amLGB - IDA
1 stop14h 15mDelta
Deal found 8/13$374
This Delta deal was found by Cheapflights users on 8/13. 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.
Sat 10/116:00 amIDA - LGB
1 stop11h 12mDelta
Thu 10/167:00 amLGB - IDA
1 stop14h 15mDelta
Deal found 8/13$377
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 9/186:51 pmIDA - LGB
1 stop22h 33mDelta
Sat 9/201:15 pmLGB - IDA
1 stop8h 10mDelta
Deal found 8/12$386
This Delta deal was found by Cheapflights users on 8/13. 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 10/16:00 amIDA - LGB
1 stop16h 36mDelta
Tue 10/71:04 pmLGB - IDA
1 stop8h 11mDelta
Deal found 8/13$395
This Delta deal was found by Cheapflights users on 8/13. 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 10/16:00 amIDA - LGB
1 stop11h 24mDelta
Sat 10/47:01 amLGB - IDA
1 stop14h 24mDelta
Deal found 8/13$407
This Delta deal was found by Cheapflights users on 8/13. 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.
Fri 10/36:51 pmIDA - LGB
1 stop3h 45mDelta
Sat 10/47:01 amLGB - IDA
1 stop14h 24mDelta
Deal found 8/13$408
This Delta deal was found by Cheapflights users on 8/13. 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 9/306:00 amIDA - LGB
1 stop16h 36mDelta
Mon 10/67:00 amLGB - IDA
1 stop14h 15mDelta
Deal found 8/13$433
This Delta deal was found by Cheapflights users on 8/12. 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 9/176:00 amIDA - LGB
1 stop7h 15mDelta
Sat 9/201:15 pmLGB - IDA
1 stop8h 10mDelta
Deal found 8/12$445
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 9/186:51 pmIDA - LGB
1 stop22h 33mDelta
Sun 9/217:01 amLGB - IDA
1 stop14h 24mDelta
Deal found 8/12$454
This Delta deal was found by Cheapflights users on 8/13. 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.
Sun 10/126:53 pmIDA - LGB
1 stop18h 16mDelta
Tue 10/211:04 pmLGB - IDA
1 stop8h 11mDelta
Deal found 8/13$455

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Long Beach 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 13, 2025.
Use the filters below to find and compare flights from Idaho Falls to Long Beach that are best for you.

Fly from

Idaho Falls

Fly to

Long Beach

Route

Depart

Return

Price

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 9/30

6:00 am-12:15 pm

1 stop7h 15m

Long Beach Municipal

Wed 10/8

7:00 am-10:15 pm

1 stop14h 15m

$353

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 9/30

6:00 am-12:15 pm

1 stop7h 15m

Long Beach Municipal

Tue 10/7

1:04 pm-10:15 pm

1 stop8h 11m

$353

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 9/30

6:00 am-12:15 pm

1 stop7h 15m

Long Beach Municipal

Sat 10/4

7:01 am-10:25 pm

1 stop14h 24m

$365

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 9/30

6:00 am-9:36 pm

1 stop16h 36m

Long Beach Municipal

Thu 10/9

7:00 am-10:15 pm

1 stop14h 15m

$365

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Fri 10/3

6:51 pm-12:15 pm

1 stop18h 24m

Long Beach Municipal

Tue 10/7

7:00 am-10:15 pm

1 stop14h 15m

$374

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sat 10/4

6:00 am-12:15 pm

1 stop7h 15m

Long Beach Municipal

Wed 10/8

7:00 am-10:15 pm

1 stop14h 15m

$374

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sat 10/4

6:00 am-12:15 pm

1 stop7h 15m

Long Beach Municipal

Tue 10/7

1:04 pm-10:15 pm

1 stop8h 11m

$374

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Fri 10/3

6:51 pm-12:15 pm

1 stop18h 24m

Long Beach Municipal

Wed 10/8

7:00 am-10:15 pm

1 stop14h 15m

$374

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Thu 9/18

6:51 pm-4:24 pm

1 stop22h 33m

Long Beach Municipal

Sat 9/20

1:15 pm-10:25 pm

1 stop8h 10m

$386

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Fri 10/3

6:51 pm-12:15 pm

1 stop18h 24m

Long Beach Municipal

Thu 10/9

7:00 am-10:15 pm

1 stop14h 15m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 15 results
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Best time to book a flight from Idaho Falls to Long Beach

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

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Long Beach (average of $306). Flying from Idaho Falls to Long Beach in June is currently the most expensive (average of $386). 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.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Long Beach. 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 Idaho Falls to Long Beach that include hotel bookings?

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Long Beach (average of $306). Flying from Idaho Falls to Long Beach in June is currently the most expensive (average of $386). 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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