$241 Cheap Flights from Lihue (LIH) to Idaho Falls (IDA)

View $241 flight on Tue, Feb 10, 2026Opens in a new window

Popular airlines from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)

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Cheap Flights from Lihue to Idaho Falls (LIH-IDA)

Prices were available within the past 7 days and start at $241 for one-way flights and $420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Mon, Feb 9 - Tue, Feb 17
LIH
Kauai
IDA
Idaho Falls
$420 Roundtrip, found 6 days ago
$420
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Mon, Feb 9 from Kauai to Idaho Falls, returning Tue, Feb 17, priced at $420 found 6 days ago
Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
LIH
Kauai
IDA
Idaho Falls
$422 Roundtrip, found 6 days ago
$422
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Kauai to Idaho Falls, returning Mon, Dec 8, priced at $422 found 6 days ago
Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
LIH
Kauai
IDA
Idaho Falls
$423 Roundtrip, found 6 days ago
$423
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Kauai to Idaho Falls, returning Mon, Dec 8, priced at $423 found 6 days ago
Alaska Airlines
Tue, Jan 13 - Tue, Jan 20
LIH
Kauai
IDA
Idaho Falls
$426 Roundtrip, found 23 hours ago
$426
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Kauai to Idaho Falls, returning Tue, Jan 20, priced at $426 found 23 hours ago
Alaska Airlines
Tue, Jan 13 - Tue, Jan 20
LIH
Kauai
IDA
Idaho Falls
$427 Roundtrip, found 23 hours ago
$427
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Kauai to Idaho Falls, returning Tue, Jan 20, priced at $427 found 23 hours ago
Alaska Airlines
Tue, Jan 13 - Tue, Jan 20
LIH
Kauai
IDA
Idaho Falls
$429 Roundtrip, found 23 hours ago
$429
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Kauai to Idaho Falls, returning Tue, Jan 20, priced at $429 found 23 hours ago
Hawaiian Airlines
Mon, Feb 9 - Wed, Feb 18
LIH
Kauai
IDA
Idaho Falls
$429 Roundtrip, found 6 days ago
$429
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Mon, Feb 9 from Kauai to Idaho Falls, returning Wed, Feb 18, priced at $429 found 6 days ago
United
Thu, Feb 12 - Thu, Feb 19
LIH
Kauai
IDA
Idaho Falls
$638 Roundtrip, found 6 days ago
$638
Roundtrip
found 6 days ago
Select United flight, departing Thu, Feb 12 from Kauai to Idaho Falls, returning Thu, Feb 19, priced at $638 found 6 days ago
Delta
Tue, Jan 13 - Tue, Jan 20
LIH
Kauai
IDA
Idaho Falls
$896 Roundtrip, found 23 hours ago
$896
Roundtrip
found 23 hours ago
Select Delta flight, departing Tue, Jan 13 from Kauai to Idaho Falls, returning Tue, Jan 20, priced at $896 found 23 hours ago
American Airlines
Tue, Jan 13 - Tue, Jan 20
LIH
Kauai
IDA
Idaho Falls
$1,010 Roundtrip, found 23 hours ago
$1,010
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Tue, Jan 13 from Kauai to Idaho Falls, returning Tue, Jan 20, priced at $1,010 found 23 hours ago

Frequently asked questions

How much does a flight from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA) cost?
Secure a cheap one-way flight from $241 or cheap return flight from $420 from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)?
The cheapest month to fly from LIH to IDA is February, when demand is low. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)?
To find the cheapest airline that'll fly you from LIH to IDA, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)?
There are no daily nonstop flights departing from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from LIH to IDA?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)?
Choose a flight from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures are on average 22% more likely to be canceled.**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.
Is it cheaper to buy a plane ticket from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA) last-minute?
Last-minute fares from LIH to IDA are typically more expensive. For the best rates, start searching for flights as soon as possible. That being said, if your travel plans are flexible, you may find a cheap ticket right before you leave.
Is it cheaper to book a LIH to IDA flight and hotel package?
Securing a LIH to IDA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lihue Airport (LIH) to Idaho Falls Regional Airport (IDA)?
Generally, it's possible to reschedule or cancel your LIH to IDA flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Lihue
Destination airport
Idaho Falls Regional
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$419
Distance
3070 mi

Book with confidence

Lihue to Idaho Falls Flights

The cheapest times to fly from Lihue to Idaho Falls

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 Lihue to Idaho Falls are during the month of February. You can find some of the cheapest flights from Lihue to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lihue to Idaho Falls

Sunday is one of the best days to book for cheap flights from Lihue to Idaho Falls: 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 Lihue to Idaho Falls

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 Lihue to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $241 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 Lihue to Idaho Falls 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 Lihue to Idaho Falls 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.

 

Lihue to Idaho Falls Flights

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*Available to One Key members.