HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$347+ Cheap flights from Long Beach to Idaho Falls (LGB - IDA)

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGB — IDA
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Long Beach to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 15, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/37:00 am
LGB
-
IDA
1 stop7h 35m
Alaska Airlines
Wed 10/71:46 pm
IDA
-
LGB
1 stop8h 13m
Alaska Airlines
Deal found 6/10$347
This Delta deal was found by Cheapflights users on 6/13. 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 7/287:00 am
LGB
-
IDA
1 stop26h 43m
Delta
Tue 8/46:00 am
IDA
-
LGB
1 stop16h 32m
Delta
Deal found 6/13$445
This Delta deal was found by Cheapflights users on 6/13. 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.
Thu 7/167:00 am
LGB
-
IDA
1 stop26h 43m
Delta
Tue 7/217:00 pm
IDA
-
LGB
1 stop3h 32m
Delta
Deal found 6/13$467
This Delta deal was found by Cheapflights users on 6/13. 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 7/287:00 am
LGB
-
IDA
1 stop26h 43m
Delta
Sat 8/16:00 am
IDA
-
LGB
1 stop16h 32m
Delta
Deal found 6/13$476
This Delta deal was found by Cheapflights users on 6/13. 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 7/257:00 am
LGB
-
IDA
1 stop10h 18m
Delta
Fri 7/317:00 pm
IDA
-
LGB
1 stop3h 32m
Delta
Deal found 6/13$477
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:10 pm
LGB
-
IDA
2 stops21h 06m
Alaska Airlines
Fri 12/44:03 pm
IDA
-
LGB
1 stop5h 56m
Alaska Airlines
Deal found 6/14$480
This Delta deal was found by Cheapflights users on 6/13. 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 7/267:00 am
LGB
-
IDA
1 stop10h 18m
Delta
Tue 8/46:00 am
IDA
-
LGB
1 stop11h 10m
Delta
Deal found 6/13$506

Find 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 June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$347
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$359
Provider with most accurate pricing for Long Beach Municipal-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Long Beach Municipal-Idaho Falls Fanning Field flights.
Search Deals
From Long Beach Municipal to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 15, 2026.
Use the filters below to find and compare flights from Long Beach to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Sat 10/3

7:00 am-3:35 pm

1 stop7h 35m

Idaho Falls Fanning Field

Wed 10/7

1:46 pm-8:59 pm

1 stop8h 13m

$347
Quickest round-trip

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Mon 11/2

7:02 am-3:17 pm

1 stop7h 15m

Idaho Falls Fanning Field

Fri 12/4

4:03 pm-8:59 pm

1 stop5h 56m

$414

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Fri 7/17

7:00 am-6:18 pm

1 stop10h 18m

Idaho Falls Fanning Field

Sat 7/25

3:22 pm-9:32 pm

1 stop7h 10m

$507
Cheapest one-way
Quickest one-way

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Tue 7/7

4:55 pm-10:32 pm

1 stop4h 37m

$358

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Tue 6/30

7:00 am-2:37 pm

1 stop6h 37m

$388

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Thu 7/2

7:00 am-2:37 pm

1 stop6h 37m

$450

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Wed 7/1

7:00 am-2:37 pm

1 stop6h 37m

$450

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Sat 7/4

8:16 am-1:06 pm

2 stops27h 50m

$705

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Thu 7/2

7:00 am-1:06 pm

2 stops29h 06m

$819

Long BeachIdaho Falls

LGB - IDA

LGBIDA

Long Beach Municipal

Wed 7/1

8:16 am-10:39 pm

2 stops37h 23m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Sorted by cheapest first

Compare providers for flights from Long Beach to Idaho Falls

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 Long Beach to Idaho Falls in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Long Beach-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Long Beach-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Long Beach-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Long Beach-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub 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 Long Beach-Idaho Falls 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 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.

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.

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

    A quick flight from Long Beach to Idaho Falls can take about 7h 35m. Alaska Airlines provides one of the quickest options available for as low as $347. Long Beach and Idaho Falls are separated by a distance of 745 mi.

  • 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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.