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$368+ Cheap flights from Idaho Falls to Long Beach (IDA - LGB)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LGB
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
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 January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$589
(Delta)

One-way from

$368
(Delta)

Popular in

June

Cheapest in

November

Average price

$333
Provider with most accurate pricing for Idaho Falls Fanning Field-Long Beach Municipal flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Long Beach Municipal flights.
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From Idaho Falls Fanning Field to Long Beach Municipal
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One-way flight from Idaho Falls Fanning Field to Long Beach Municipal
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Highest demand for flights based on searches. 21% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 14, 2026.

This Delta deal was found by Cheapflights users on 1/12. 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.
Fri 5/156:50 pm
IDA
-
LGB
1 stop3h 55m
Delta
Wed 5/205:05 pm
LGB
-
IDA
1 stop4h 09m
Delta
Deal found 1/12$589
This Delta deal was found by Cheapflights users on 1/12. 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.
Sun 3/16:35 pm
IDA
-
LGB
1 stop4h 10m
Delta
Wed 3/41:15 pm
LGB
-
IDA
1 stop3h 34m
Delta
Deal found 1/12$635
This Delta deal was found by Cheapflights users on 1/13. 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 1/286:35 pm
IDA
-
LGB
1 stop4h 10m
Delta
Sun 2/17:00 am
LGB
-
IDA
1 stop4h 34m
Delta
Deal found 1/13$663
This Delta deal was found by Cheapflights users on 1/14. 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 1/296:35 pm
IDA
-
LGB
1 stop4h 10m
Delta
Sun 2/14:55 pm
LGB
-
IDA
1 stop5h 02m
Delta
Deal found 1/14$683
This Delta deal was found by Cheapflights users on 1/13. 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 1/256:35 pm
IDA
-
LGB
1 stop4h 10m
Delta
Mon 2/27:00 am
LGB
-
IDA
1 stop4h 34m
Delta
Deal found 1/13$713
This Delta deal was found by Cheapflights users on 1/14. 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 6/136:50 pm
IDA
-
LGB
1 stop3h 55m
Delta
Sun 6/217:10 am
LGB
-
IDA
1 stop6h 17m
Delta
Deal found 1/14$759
This Delta deal was found by Cheapflights users on 1/11. 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 2/106:35 pm
IDA
-
LGB
1 stop4h 10m
Delta
Fri 2/137:00 am
LGB
-
IDA
1 stop4h 22m
Delta
Deal found 1/11$767
This Delta deal was found by Cheapflights users on 1/14. 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 9/181:10 pm
IDA
-
LGB
1 stop4h 11m
Delta
Mon 9/215:05 pm
LGB
-
IDA
1 stop4h 09m
Delta
Deal found 1/14$779
This Alaska Airlines deal was found by Cheapflights users on 1/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/259:00 am
IDA
-
LGB
2 stops35h 25m
Multiple Airlines
Mon 2/28:32 am
LGB
-
IDA
2 stops37h 27m
Multiple Airlines
Deal found 1/12$985
This Alaska Airlines deal was found by Cheapflights users on 1/11. 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 2/109:00 am
IDA
-
LGB
2 stops35h 25m
Multiple Airlines
Fri 2/139:25 am
LGB
-
IDA
2 stops37h 11m
Multiple Airlines
Deal found 1/11$1,061

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 January 14, 2026.
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

Fri 5/15

6:50 pm-9:45 pm

1 stop3h 55m

Long Beach Municipal

Wed 5/20

5:05 pm-10:14 pm

1 stop4h 09m

$589

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sun 3/1

6:35 pm-9:45 pm

1 stop4h 10m

Long Beach Municipal

Wed 3/4

1:15 pm-5:49 pm

1 stop3h 34m

$635

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Wed 1/28

6:35 pm-9:45 pm

1 stop4h 10m

Long Beach Municipal

Sun 2/1

7:00 am-12:34 pm

1 stop4h 34m

$663

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sun 1/25

6:35 pm-9:45 pm

1 stop4h 10m

Long Beach Municipal

Mon 2/2

7:00 am-12:34 pm

1 stop4h 34m

$713

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sat 6/13

6:50 pm-9:45 pm

1 stop3h 55m

Long Beach Municipal

Sun 6/21

7:10 am-2:27 pm

1 stop6h 17m

$759

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 2/10

6:35 pm-9:45 pm

1 stop4h 10m

Long Beach Municipal

Fri 2/13

7:00 am-12:22 pm

1 stop4h 22m

$767

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sun 1/25

9:00 am-7:25 pm

2 stops35h 25m

Long Beach Municipal

Mon 2/2

8:32 am-10:59 pm

2 stops37h 27m

$985

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Tue 2/10

9:00 am-7:25 pm

2 stops35h 25m

Long Beach Municipal

Fri 2/13

9:25 am-11:36 pm

2 stops37h 11m

$1,061

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Wed 1/28

9:00 am-8:18 pm

2 stops36h 18m

Long Beach Municipal

Sun 2/1

8:32 am-6:18 pm

2 stops32h 46m

$1,181

Idaho FallsLong Beach

IDA - LGB

IDALGB

Idaho Falls Fanning Field

Sat 6/13

1:59 pm-8:25 pm

2 stops31h 26m

Long Beach Municipal

Sun 6/21

7:20 am-11:59 pm

2 stops39h 39m

$1,679

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 12 results
1
2

Compare providers for flights from Idaho Falls to Long Beach

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Long Beach in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Idaho Falls-Long Beach flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Long Beach flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Long Beach flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Long Beach flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Long Beach flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, May is the cheapest month in which you can book a flight from Idaho Falls to Long Beach (average of $88). Flying from Idaho Falls to Long Beach in June is currently the most expensive (average of $167). 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.

  • How long is the flight from Idaho Falls to Long Beach?

    For as low as $589, Delta can have you in Long Beach from Idaho Falls in 3h 55m. Airlines will cover a distance of 745 mi.

  • 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, May is the cheapest month in which you can book a flight from Idaho Falls to Long Beach (average of $88). Flying from Idaho Falls to Long Beach in June is currently the most expensive (average of $167). 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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