$1,136 Cheap Flights from Hilo (ITO) to Guam (GUM)

View $1,136 flight on Mon, Oct 20, 2025Opens in a new window

Popular airlines from Hilo Intl. Airport (ITO) to Barrigada - A.B. Won Pat International Airport (GUM)

Cheap Flights from Hilo to Guam (ITO-GUM)

Prices were available within the past 7 days and start at $1,136 for one-way flights and $1,988 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Mon, Nov 3 - Thu, Nov 13
ITO
Hawaii Island
GUM
Guam
$1,988 Roundtrip, found 2 days ago
$1,988
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Nov 3 from Hawaii Island to Guam, returning Thu, Nov 13, priced at $1,988 found 2 days ago
United
Mon, Oct 20 - Mon, Oct 27
ITO
Hawaii Island
GUM
Guam
$1,998 Roundtrip, found 2 days ago
$1,998
Roundtrip
found 2 days ago
Select United flight, departing Mon, Oct 20 from Hawaii Island to Guam, returning Mon, Oct 27, priced at $1,998 found 2 days ago
Hawaiian Airlines
Wed, Nov 5 - Sun, Nov 16
ITO
Hawaii Island
GUM
Guam
$2,038 Roundtrip, found 1 day ago
$2,038
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Nov 5 from Hawaii Island to Guam, returning Sun, Nov 16, priced at $2,038 found 1 day ago
Hawaiian Airlines
Wed, Nov 5 - Sun, Nov 16
ITO
Hawaii Island
GUM
Guam
$2,048 Roundtrip, found 1 day ago
$2,048
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, Nov 5 from Hawaii Island to Guam, returning Sun, Nov 16, priced at $2,048 found 1 day ago
United
Wed, Nov 5 - Sun, Nov 16
ITO
Hawaii Island
GUM
Guam
$2,057 Roundtrip, found 1 day ago
$2,057
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 5 from Hawaii Island to Guam, returning Sun, Nov 16, priced at $2,057 found 1 day ago
Hawaiian Airlines
Fri, Nov 7 - Fri, Nov 14
ITO
Hawaii Island
GUM
Guam
$2,088 Roundtrip, found 2 days ago
$2,088
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, Nov 7 from Hawaii Island to Guam, returning Fri, Nov 14, priced at $2,088 found 2 days ago
Hawaiian Airlines
Sat, Nov 1 - Thu, Nov 6
ITO
Hawaii Island
GUM
Guam
$2,348 Roundtrip, found 19 hours ago
$2,348
Roundtrip
found 19 hours ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from Hawaii Island to Guam, returning Thu, Nov 6, priced at $2,348 found 19 hours ago
Hawaiian Airlines
Sat, Nov 1 - Thu, Nov 6
ITO
Hawaii Island
GUM
Guam
$2,358 Roundtrip, found 19 hours ago
$2,358
Roundtrip
found 19 hours ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from Hawaii Island to Guam, returning Thu, Nov 6, priced at $2,358 found 19 hours ago
United
Sat, Nov 1 - Thu, Nov 6
ITO
Hawaii Island
GUM
Guam
$2,368 Roundtrip, found 19 hours ago
$2,368
Roundtrip
found 19 hours ago
Select United flight, departing Sat, Nov 1 from Hawaii Island to Guam, returning Thu, Nov 6, priced at $2,368 found 19 hours ago
Alaska Airlines
Thu, Aug 14 - Tue, Aug 19
ITO
Hawaii Island
GUM
Guam
$2,973 Roundtrip, found 4 days ago
$2,973
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug 14 from Hawaii Island to Guam, returning Tue, Aug 19, priced at $2,973 found 4 days ago
Flights from Hilo (ITO) to Guam (GUM)
Origin airport
Hilo Intl.
Destination airport
A.B. Won Pat Intl.
Airlines serving
United
Roundtrip price
$1,988
Distance
3986 mi

Hilo to Guam Flights

The cheapest times to fly from Hilo to Guam

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

 

The best time to book a flight from Hilo to Guam

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

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 Guam in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,136 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 Guam 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 Guam 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 A.B. Won Pat Intl. Airport (GUM) cost?
Discover the latest flight deals from ITO to GUM 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 GUM?
The cheapest flights from ITO to GUM 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 GUM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ITO to GUM. 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 A.B. Won Pat Intl. Airport (GUM)?
You'll need to hop on a flight with a layover if you're traveling from Hilo Intl. Airport (ITO) to A.B. Won Pat Intl. Airport (GUM). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from ITO to GUM?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on various factors, such as the season and airline.*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 A.B. Won Pat Intl. Airport (GUM)?
Book a flight from Hilo Intl. Airport (ITO) to A.B. Won Pat Intl. Airport (GUM) that leaves before 3 PM to reduce the risk of 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 Hilo Intl. Airport (ITO) to A.B. Won Pat Intl. Airport (GUM) last-minute?
Booking your plane ticket from ITO to GUM just before your getaway is generally more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book an ITO to GUM flight and hotel package?
Compared with arranging flights and hotels separately, booking an ITO to GUM flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the stress out of planning your trip. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Hilo Intl. Airport (ITO) to A.B. Won Pat Intl. Airport (GUM)?
If you booked your ITO to GUM flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.