$303 Cheap Flights from Idaho Falls (IDA) to Long Beach (LGB)

View $303 flight on Tue, Aug 18, 2026Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)

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Cheap Flights from Idaho Falls to Long Beach (IDA-LGB)

Prices were available within the past 7 days and start at $303 for one-way flights and $373 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Dec 6 - Thu, Dec 25
IDA
Idaho Falls
LGB
Long Beach
$373 Roundtrip, found 3 days ago
$373
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 6 from Idaho Falls to Long Beach, returning Thu, Dec 25, priced at $373 found 3 days ago
Delta
Tue, Feb 3 - Tue, Feb 10
IDA
Idaho Falls
LGB
Long Beach
$387 Roundtrip, found 10 hours ago
$387
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Feb 3 from Idaho Falls to Long Beach, returning Tue, Feb 10, priced at $387 found 10 hours ago
Delta
Thu, Feb 5 - Tue, Feb 10
IDA
Idaho Falls
LGB
Long Beach
$395 Roundtrip, found 10 hours ago
$395
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Feb 5 from Idaho Falls to Long Beach, returning Tue, Feb 10, priced at $395 found 10 hours ago
Delta
Thu, Feb 5 - Mon, Feb 9
IDA
Idaho Falls
LGB
Long Beach
$403 Roundtrip, found 10 hours ago
$403
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Feb 5 from Idaho Falls to Long Beach, returning Mon, Feb 9, priced at $403 found 10 hours ago
Delta
Mon, Dec 8 - Thu, Dec 25
IDA
Idaho Falls
LGB
Long Beach
$409 Roundtrip, found 3 days ago
$409
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Dec 8 from Idaho Falls to Long Beach, returning Thu, Dec 25, priced at $409 found 3 days ago
Delta
Tue, Feb 17 - Wed, Feb 25
IDA
Idaho Falls
LGB
Long Beach
$411 Roundtrip, found 4 days ago
$411
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Feb 17 from Idaho Falls to Long Beach, returning Wed, Feb 25, priced at $411 found 4 days ago
Delta
Thu, Jan 1 - Tue, Jan 13
IDA
Idaho Falls
LGB
Long Beach
$419 Roundtrip, found 3 days ago
$419
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 1 from Idaho Falls to Long Beach, returning Tue, Jan 13, priced at $419 found 3 days ago
Delta
Sun, Nov 23 - Mon, Dec 8
IDA
Idaho Falls
LGB
Long Beach
$421 Roundtrip, found 3 days ago
$421
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Nov 23 from Idaho Falls to Long Beach, returning Mon, Dec 8, priced at $421 found 3 days ago
Delta
Tue, Feb 3 - Sun, Feb 8
IDA
Idaho Falls
LGB
Long Beach
$422 Roundtrip, found 10 hours ago
$422
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Feb 3 from Idaho Falls to Long Beach, returning Sun, Feb 8, priced at $422 found 10 hours ago
Alaska Airlines
Thu, Feb 26 - Wed, Mar 4
IDA
Idaho Falls
LGB
Long Beach
$948 Roundtrip, found 5 days ago
$948
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Idaho Falls to Long Beach, returning Wed, Mar 4, priced at $948 found 5 days ago

Alternative airports near Long Beach

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $340
SNA
John Wayne
Cheapest
Average driving time to city center32 min
Flights from $340

Frequently asked questions

How much does a flight from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB) cost?
Get a cheap one-way flight from $303 or cheap return flight from $373 from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)?
December is the cheapest month to fly from IDA to LGB. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)?
To find the cheapest airline that'll fly you from IDA to LGB, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)?
Nonstop flights from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IDA to LGB?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)?
To touch down at Long Beach Municipal Airport (LGB) on schedule, pick a flight that leaves from Idaho Falls Regional Airport (IDA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Long Beach from Idaho Falls Regional Airport (IDA)?
If you're flying on a direct flight from Idaho Falls Regional Airport (IDA) to Long Beach, John Wayne Airport (SNA) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB) last-minute?
Holding off until just before your trip to book your flight from IDA to LGB generally means paying more. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book an IDA to LGB flight and hotel package?
You'll typically save money by securing an IDA to LGB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to Long Beach Municipal Airport (LGB)?
Typically, you can cancel or reschedule your IDA to LGB flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Origin airport
Idaho Falls Regional
Destination airport
Long Beach Municipal
Airlines serving
Delta
Roundtrip price
$373
Distance
745 mi

Book with confidence

Idaho Falls to Long Beach Flights

The cheapest times to fly from Idaho Falls to Long Beach

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Idaho Falls to Long Beach are during the month of December. You can find some of the cheapest flights from Idaho Falls to Long Beach with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Idaho Falls to Long Beach

Sunday is one of the best days to book for cheap flights from Idaho Falls to Long Beach: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Idaho Falls to Long Beach

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Idaho Falls to Long Beach in 2025. You can also book with separate airlines for your outbound and return journeys, from $303 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Idaho Falls to Long Beach flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Idaho Falls to Long Beach airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Idaho Falls to Long Beach Flights

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*Available to One Key members.