$180 Cheap Flights from Boise (BOI) to Hilo (ITO)

View $180 flight on Wed, Mar 4, 2026Opens in a new window

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

Cheap Flights from Boise to Hilo (BOI-ITO)

Prices were available within the past 7 days and start at $180 for one-way flights and $385 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Feb 3 - Tue, Feb 17
BOI
Boise
ITO
Hawaii Island
$385 Roundtrip, found 4 hours ago
$385
Roundtrip
found 4 hours ago
Select Hawaiian Airlines flight, departing Tue, Feb 3 from Boise to Hawaii Island, returning Tue, Feb 17, priced at $385 found 4 hours ago
Alaska Airlines
Tue, Nov 4 - Mon, Nov 17
BOI
Boise
ITO
Hawaii Island
$390 Roundtrip, found 3 hours ago
$390
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Nov 4 from Boise to Hawaii Island, returning Mon, Nov 17, priced at $390 found 3 hours ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 17
BOI
Boise
ITO
Hawaii Island
$391 Roundtrip, found 3 hours ago
$391
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Boise to Hawaii Island, returning Mon, Nov 17, priced at $391 found 3 hours ago
Alaska Airlines
Tue, Oct 21 - Thu, Oct 30
BOI
Boise
ITO
Hawaii Island
$397 Roundtrip, found 6 days ago
$397
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Oct 21 from Boise to Hawaii Island, returning Thu, Oct 30, priced at $397 found 6 days ago
Hawaiian Airlines
Wed, Jan 28 - Wed, Feb 11
BOI
Boise
ITO
Hawaii Island
$398 Roundtrip, found 6 days ago
$398
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 28 from Boise to Hawaii Island, returning Wed, Feb 11, priced at $398 found 6 days ago
Hawaiian Airlines
Wed, Nov 12 - Fri, Dec 5
BOI
Boise
ITO
Hawaii Island
$401 Roundtrip, found 13 hours ago
$401
Roundtrip
found 13 hours ago
Select Hawaiian Airlines flight, departing Wed, Nov 12 from Boise to Hawaii Island, returning Fri, Dec 5, priced at $401 found 13 hours ago
Hawaiian Airlines
Wed, Nov 12 - Fri, Dec 5
BOI
Boise
ITO
Hawaii Island
$402 Roundtrip, found 3 hours ago
$402
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Wed, Nov 12 from Boise to Hawaii Island, returning Fri, Dec 5, priced at $402 found 3 hours ago
Southwest Airlines
Tue, Oct 28 - Tue, Nov 11
BOI
Boise
ITO
Hawaii Island
$513 Roundtrip, found 6 days ago
$513
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Oct 28 from Boise to Hawaii Island, returning Tue, Nov 11, priced at $513 found 6 days ago
United
Wed, Oct 22 - Mon, Oct 27
BOI
Boise
ITO
Hawaii Island
$628 Roundtrip, found 6 days ago
$628
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 22 from Boise to Hawaii Island, returning Mon, Oct 27, priced at $628 found 6 days ago
Delta
Mon, Oct 13 - Thu, Oct 30
BOI
Boise
ITO
Hawaii Island
$815 Roundtrip, found 3 hours ago
$815
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Oct 13 from Boise to Hawaii Island, returning Thu, Oct 30, priced at $815 found 3 hours ago

Find the cheapest month to fly from Boise (BOI) to Hilo (ITO)

September is typically the cheapest month to fly

From $389 - $741 per traveler.

Alternative airports near Hilo

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

Select flight to Hilo Intl. ITO. Cheapest option available. Flights from $540
ITO
Hilo Intl.
Cheapest
Flights from $540
Flights from Boise (BOI) to Hilo (ITO)
Origin airport
Boise
Destination airport
Hilo Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$385
Distance
2776 mi

Boise to Hilo Flights

The cheapest times to fly from Boise to Hilo

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

 

The best time to book a flight from Boise to Hilo

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

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 Boise to Hilo in 2025. You can also book with separate airlines for your outbound and return journeys, from $180 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 Boise to Hilo 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 Boise to Hilo 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 Boise Airport (BOI) to Hilo Intl. Airport (ITO) cost?
Lock in a cheap one-way flight from $180 or cheap return flight from $385 from Boise Airport (BOI) to Hilo Intl. Airport (ITO) 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 Boise Airport (BOI) to Hilo Intl. Airport (ITO)?
The cheapest month to fly from BOI to ITO is February, when demand is low. Off-peak season is generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Hilo Intl. Airport (ITO)?
To find the cheapest airline flying from BOI to ITO, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Boise Airport (BOI) to Hilo Intl. Airport (ITO)?
Nonstop flights from Boise Airport (BOI) to Hilo Intl. Airport (ITO) 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 choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to ITO?
You'll generally 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 Boise Airport (BOI) to Hilo Intl. Airport (ITO)?
To land at Hilo Intl. Airport (ITO) on schedule, choose a flight that leaves Boise Airport (BOI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Boise Airport (BOI) to Hilo Intl. Airport (ITO) last-minute?
Holding off until right before your break to book your flight from BOI to ITO generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for a better chance of getting a bargain.
Is it cheaper to book a BOI to ITO flight and hotel package?
You'll typically save money by securing a BOI to ITO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Hilo Intl. Airport (ITO)?
You can usually reschedule or cancel your BOI to ITO flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to 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.

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*Available to One Key members.