$236 Cheap Flights from Great Falls (GTF) to Kailua-Kona (KOA)

View $236 flight on Tue, Feb 24, 2026Opens in a new window

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Kona Intl. Airport (KOA)

Cheap Flights from Great Falls to Kailua-Kona (GTF-KOA)

Prices were available within the past 7 days and start at $236 for one-way flights and $372 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Jan 17 - Tue, Jan 27
GTF
Great Falls
KOA
Kona Coast
$372 Roundtrip, found 2 days ago
$372
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Great Falls to Kona Coast, returning Tue, Jan 27, priced at $372 found 2 days ago
Delta
Tue, Jan 20 - Mon, Feb 9
GTF
Great Falls
KOA
Kona Coast
$375 Roundtrip, found 2 days ago
$375
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jan 20 from Great Falls to Kona Coast, returning Mon, Feb 9, priced at $375 found 2 days ago
Alaska Airlines
Tue, Dec 2 - Sun, Dec 14
GTF
Great Falls
KOA
Kona Coast
$382 Roundtrip, found 4 days ago
$382
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Dec 2 from Great Falls to Kona Coast, returning Sun, Dec 14, priced at $382 found 4 days ago
Hawaiian Airlines
Sun, Nov 16 - Fri, Dec 5
GTF
Great Falls
KOA
Kona Coast
$382 Roundtrip, found 4 days ago
$382
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sun, Nov 16 from Great Falls to Kona Coast, returning Fri, Dec 5, priced at $382 found 4 days ago
Delta
Sun, Dec 7 - Mon, Dec 15
GTF
Great Falls
KOA
Kona Coast
$383 Roundtrip, found 1 day ago
$383
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Dec 7 from Great Falls to Kona Coast, returning Mon, Dec 15, priced at $383 found 1 day ago
Delta
Thu, Jan 22 - Tue, Jan 27
GTF
Great Falls
KOA
Kona Coast
$385 Roundtrip, found 2 days ago
$385
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jan 22 from Great Falls to Kona Coast, returning Tue, Jan 27, priced at $385 found 2 days ago
Hawaiian Airlines
Sat, Jan 31 - Tue, Feb 17
GTF
Great Falls
KOA
Kona Coast
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 31 from Great Falls to Kona Coast, returning Tue, Feb 17, priced at $388 found 4 days ago
Hawaiian Airlines
Sun, Dec 7 - Wed, Dec 17
GTF
Great Falls
KOA
Kona Coast
$392 Roundtrip, found 1 day ago
$392
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sun, Dec 7 from Great Falls to Kona Coast, returning Wed, Dec 17, priced at $392 found 1 day ago
Delta
Sun, Dec 7 - Tue, Dec 16
GTF
Great Falls
KOA
Kona Coast
$393 Roundtrip, found 1 day ago
$393
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Dec 7 from Great Falls to Kona Coast, returning Tue, Dec 16, priced at $393 found 1 day ago
United
Sun, Feb 15 - Mon, Mar 2
GTF
Great Falls
KOA
Kona Coast
$638 Roundtrip, found 4 days ago
$638
Roundtrip
found 4 days ago
Select United flight, departing Sun, Feb 15 from Great Falls to Kona Coast, returning Mon, Mar 2, priced at $638 found 4 days ago

Alternative airports near Kailua-Kona

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

Select flight to Kona Intl. KOA. Cheapest option available. Flights from $725
KOA
Kona Intl.
Cheapest
Flights from $725

Frequently asked questions

How much does a flight from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA) cost?
Grab a cheap one-way flight from $236 or cheap return flight from $372 from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA) 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 Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA)?
Traveling in January can help you save, as it's the cheapest month for flights between GTF and KOA. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from GTF to KOA. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA)?
Direct flights from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GTF to KOA?
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 Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA)?
To avoid potential delays on the Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA) route, aim to fly before 3 PM. Later departures have a 22% higher chance of being 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 Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA) last-minute?
Last-minute bookings from GTF to KOA are typically more expensive. For the lowest rates, start searching for flights well in advance. That said, if you can play around with your travel dates, it's possible to land a cheap fare right before you leave.
Is it cheaper to book a GTF to KOA flight and hotel package?
Opting for a GTF to KOA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to Kona Intl. Airport (KOA)?
If you booked your GTF to KOA flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Great Falls Intl.
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$372
Distance
3142 mi

Book with confidence

Great Falls to Kailua-Kona Flights

The cheapest times to fly from Great Falls to Kailua-Kona

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

 

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

Sunday is one of the best days to book for cheap flights from Great Falls to Kailua-Kona: 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 Great Falls to Kailua-Kona

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 Great Falls to Kailua-Kona 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 Great Falls to Kailua-Kona 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 Great Falls to Kailua-Kona 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.

 

Great Falls to Kailua-Kona Flights

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*Available to One Key members.