$215 Cheap Flights from Hilo (ITO) to Boise (BOI)

View $215 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Hilo Intl. Airport (ITO) to Boise Airport (BOI)

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Cheap Flights from Hilo to Boise (ITO-BOI)

Prices were available within the past 7 days and start at $215 for one-way flights and $391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Oct 8 - Wed, Oct 29
ITO
Hawaii Island
BOI
Boise
$391 Roundtrip, found 2 days ago
$391
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Hawaii Island to Boise, returning Wed, Oct 29, priced at $391 found 2 days ago
Hawaiian Airlines
Mon, Aug 18 - Tue, Aug 26
ITO
Hawaii Island
BOI
Boise
$410 Roundtrip, found 4 days ago
$410
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Aug 18 from Hawaii Island to Boise, returning Tue, Aug 26, priced at $410 found 4 days ago
Hawaiian Airlines
Wed, Oct 8 - Mon, Oct 27
ITO
Hawaii Island
BOI
Boise
$417 Roundtrip, found 2 days ago
$417
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Hawaii Island to Boise, returning Mon, Oct 27, priced at $417 found 2 days ago
Hawaiian Airlines
Wed, Oct 8 - Thu, Oct 30
ITO
Hawaii Island
BOI
Boise
$419 Roundtrip, found 2 days ago
$419
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Hawaii Island to Boise, returning Thu, Oct 30, priced at $419 found 2 days ago
Hawaiian Airlines
Wed, Oct 8 - Sat, Oct 25
ITO
Hawaii Island
BOI
Boise
$422 Roundtrip, found 2 days ago
$422
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Hawaii Island to Boise, returning Sat, Oct 25, priced at $422 found 2 days ago
Alaska Airlines
Tue, Oct 21 - Wed, Oct 22
ITO
Hawaii Island
BOI
Boise
$429 Roundtrip, found 3 days ago
$429
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 21 from Hawaii Island to Boise, returning Wed, Oct 22, priced at $429 found 3 days ago
Alaska Airlines
Tue, Oct 21 - Sun, Oct 26
ITO
Hawaii Island
BOI
Boise
$435 Roundtrip, found 12 hours ago
$435
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Oct 21 from Hawaii Island to Boise, returning Sun, Oct 26, priced at $435 found 12 hours ago
Southwest Airlines
Tue, Oct 21 - Sun, Oct 26
ITO
Hawaii Island
BOI
Boise
$463 Roundtrip, found 12 hours ago
$463
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Tue, Oct 21 from Hawaii Island to Boise, returning Sun, Oct 26, priced at $463 found 12 hours ago
Delta
Tue, Oct 21 - Sun, Oct 26
ITO
Hawaii Island
BOI
Boise
$736 Roundtrip, found 12 hours ago
$736
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Oct 21 from Hawaii Island to Boise, returning Sun, Oct 26, priced at $736 found 12 hours ago
United
Tue, Oct 21 - Sun, Oct 26
ITO
Hawaii Island
BOI
Boise
$815 Roundtrip, found 12 hours ago
$815
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Oct 21 from Hawaii Island to Boise, returning Sun, Oct 26, priced at $815 found 12 hours ago
Flights from Hilo (ITO) to Boise (BOI)
Origin airport
Hilo Intl.
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$391
Distance
2776 mi

Hilo to Boise Flights

The cheapest times to fly from Hilo to Boise

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 Hilo to Boise are during the month of October. You can find some of the cheapest flights from Hilo to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hilo to Boise

Sunday is one of the best days to book for cheap flights from Hilo to Boise: 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 Hilo to Boise

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 Hilo to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $215 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 Hilo to Boise 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 Hilo to Boise 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.

 

Frequently asked questions

How much does a flight from Hilo Intl. Airport (ITO) to Boise Airport (BOI) cost?
Discover the latest flight deals from ITO to BOI by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ITO to BOI?
The cheapest flights from ITO to BOI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ITO to BOI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ITO to BOI. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Hilo Intl. Airport (ITO) to Boise Airport (BOI)?
You'll have to book a flight with a layover when traveling from Hilo Intl. Airport (ITO) to Boise Airport (BOI). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from ITO to BOI?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hilo Intl. Airport (ITO) to Boise Airport (BOI)?
Opt for a flight from Hilo Intl. Airport (ITO) to Boise Airport (BOI) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this 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 Hilo Intl. Airport (ITO) to Boise Airport (BOI) last-minute?
Holding off until just before your departure to book a ticket from ITO to BOI generally means paying more. While you may come across some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book an ITO to BOI flight and hotel package?
You can save money by booking an ITO to BOI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Hilo Intl. Airport (ITO) to Boise Airport (BOI)?
It's usually possible to reschedule or cancel your ITO to BOI flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.