$236 Cheap Flights from Kailua-Kona (KOA) to Idaho Falls (IDA)

View $236 flight on Tue, Feb 10, 2026Opens in a new window

Popular airlines from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)

Cheap Flights from Kailua-Kona to Idaho Falls (KOA-IDA)

Prices were available within the past 7 days and start at $236 for one-way flights and $427 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Dec 23 - Wed, Jan 7
KOA
Kona Coast
IDA
Idaho Falls
$427 Roundtrip, found 2 days ago
$427
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 23 from Kona Coast to Idaho Falls, returning Wed, Jan 7, priced at $427 found 2 days ago
Hawaiian Airlines
Tue, Dec 23 - Tue, Jan 6
KOA
Kona Coast
IDA
Idaho Falls
$432 Roundtrip, found 2 days ago
$432
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Dec 23 from Kona Coast to Idaho Falls, returning Tue, Jan 6, priced at $432 found 2 days ago
Alaska Airlines
Thu, Feb 26 - Mon, Mar 2
KOA
Kona Coast
IDA
Idaho Falls
$435 Roundtrip, found 4 days ago
$435
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Kona Coast to Idaho Falls, returning Mon, Mar 2, priced at $435 found 4 days ago
Alaska Airlines
Tue, Jan 20 - Mon, Feb 9
KOA
Kona Coast
IDA
Idaho Falls
$437 Roundtrip, found 7 hours ago
$437
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Jan 20 from Kona Coast to Idaho Falls, returning Mon, Feb 9, priced at $437 found 7 hours ago
Hawaiian Airlines
Wed, Dec 24 - Tue, Jan 6
KOA
Kona Coast
IDA
Idaho Falls
$440 Roundtrip, found 2 days ago
$440
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Dec 24 from Kona Coast to Idaho Falls, returning Tue, Jan 6, priced at $440 found 2 days ago
Alaska Airlines
Tue, Jan 20 - Mon, Feb 9
KOA
Kona Coast
IDA
Idaho Falls
$441 Roundtrip, found 7 hours ago
$441
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Jan 20 from Kona Coast to Idaho Falls, returning Mon, Feb 9, priced at $441 found 7 hours ago
Alaska Airlines
Thu, Feb 26 - Mon, Mar 2
KOA
Kona Coast
IDA
Idaho Falls
$451 Roundtrip, found 4 days ago
$451
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Kona Coast to Idaho Falls, returning Mon, Mar 2, priced at $451 found 4 days ago
Delta
Sun, Nov 23 - Sun, Dec 7
KOA
Kona Coast
IDA
Idaho Falls
$473 Roundtrip, found 2 days ago
$473
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Nov 23 from Kona Coast to Idaho Falls, returning Sun, Dec 7, priced at $473 found 2 days ago
American Airlines
Sun, Nov 16 - Thu, Dec 4
KOA
Kona Coast
IDA
Idaho Falls
$824 Roundtrip, found 2 days ago
$824
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Nov 16 from Kona Coast to Idaho Falls, returning Thu, Dec 4, priced at $824 found 2 days ago
United
Tue, Jan 20 - Mon, Feb 9
KOA
Kona Coast
IDA
Idaho Falls
$1,016 Roundtrip, found 7 hours ago
$1,016
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Jan 20 from Kona Coast to Idaho Falls, returning Mon, Feb 9, priced at $1,016 found 7 hours ago

Alternative airports near Idaho Falls

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

Select flight to Idaho Falls Regional IDA. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $818
IDA
Idaho Falls Regional
CheapestClosest
Average driving time to city center5 min
Flights from $818

Frequently asked questions

How much does a flight from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA) cost?
Snag a cheap one-way flight from $236 or cheap return flight from $427 from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)?
The cheapest month to fly from KOA to IDA is December, when demand is low. Off-peak season is usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from KOA to IDA. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)?
There aren't any daily nonstop flights departing from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from KOA to IDA?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)?
Select a flight from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA) last-minute?
Holding off until just before your departure to book a ticket from KOA to IDA generally means paying more. While you may come across some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a KOA to IDA flight and hotel package?
You'll generally save money by booking a KOA to IDA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Kona Intl. Airport (KOA) to Idaho Falls Regional Airport (IDA)?
If you booked your KOA to IDA flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Kona Intl.
Destination airport
Idaho Falls Regional
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$427
Distance
3014 mi

Book with confidence

Kailua-Kona to Idaho Falls Flights

The cheapest times to fly from Kailua-Kona 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 Kailua-Kona to Idaho Falls are during the month of December. You can find some of the cheapest flights from Kailua-Kona to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kailua-Kona to Idaho Falls

Sunday is one of the best days to book for cheap flights from Kailua-Kona 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 Kailua-Kona 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 Kailua-Kona to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $236 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 Kailua-Kona 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 Kailua-Kona 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.

 

Kailua-Kona to Idaho Falls Flights

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*Available to One Key members.