$151 Cheap Flights from Santa Rosa (STS) to Kailua-Kona (KOA)

View $151 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Kona Intl. Airport (KOA)

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Cheap Flights from Santa Rosa to Kailua-Kona (STS-KOA)

Prices were available within the past 7 days and start at $151 for one-way flights and $294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
STS
Santa Rosa
KOA
Kona Coast
$294 Roundtrip, found 6 days ago
$294
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Mon, Nov 3, priced at $294 found 6 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
STS
Santa Rosa
KOA
Kona Coast
$314 Roundtrip, found 6 days ago
$314
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Mon, Nov 3, priced at $314 found 6 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
STS
Santa Rosa
KOA
Kona Coast
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Mon, Nov 3, priced at $319 found 6 days ago
Hawaiian Airlines
Wed, Oct 29 - Tue, Nov 18
STS
Santa Rosa
KOA
Kona Coast
$321 Roundtrip, found 3 days ago
$321
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Tue, Nov 18, priced at $321 found 3 days ago
Hawaiian Airlines
Wed, Dec 31 - Mon, Jan 12
STS
Santa Rosa
KOA
Kona Coast
$326 Roundtrip, found 6 days ago
$326
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Dec 31 from Santa Rosa to Kona Coast, returning Mon, Jan 12, priced at $326 found 6 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
STS
Santa Rosa
KOA
Kona Coast
$328 Roundtrip, found 6 days ago
$328
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Mon, Nov 3, priced at $328 found 6 days ago
Alaska Airlines
Sun, Dec 7 - Tue, Dec 16
STS
Santa Rosa
KOA
Kona Coast
$328 Roundtrip, found 3 days ago
$328
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, Dec 7 from Santa Rosa to Kona Coast, returning Tue, Dec 16, priced at $328 found 3 days ago
Alaska Airlines
Wed, Oct 29 - Mon, Nov 3
STS
Santa Rosa
KOA
Kona Coast
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Santa Rosa to Kona Coast, returning Mon, Nov 3, priced at $329 found 6 days ago
Hawaiian Airlines
Tue, Nov 4 - Tue, Nov 18
STS
Santa Rosa
KOA
Kona Coast
$331 Roundtrip, found 3 days ago
$331
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Nov 4 from Santa Rosa to Kona Coast, returning Tue, Nov 18, priced at $331 found 3 days ago
American Airlines
Mon, Dec 1 - Thu, Dec 18
STS
Santa Rosa
KOA
Kona Coast
$512 Roundtrip, found 3 days ago
$512
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Dec 1 from Santa Rosa to Kona Coast, returning Thu, Dec 18, priced at $512 found 3 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 $476
KOA
Kona Intl.
Cheapest
Flights from $476

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Kona Intl. Airport (KOA) cost?
Lock in a cheap one-way flight from $151 or cheap return flight from $294 from Sonoma County Airport (STS) 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 Sonoma County Airport (STS) to Kona Intl. Airport (KOA)?
October is the most affordable month to fly from STS to KOA. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Kona Intl. Airport (KOA)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from STS to KOA. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Sonoma County Airport (STS) to Kona Intl. Airport (KOA)?
There are no daily nonstop flights available from Sonoma County Airport (STS) to Kona Intl. Airport (KOA). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from STS to KOA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a range of factors, including the time of year 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 Sonoma County Airport (STS) to Kona Intl. Airport (KOA)?
To avoid potential delays on the Sonoma County Airport (STS) to Kona Intl. Airport (KOA) route, fly before 3 PM. Departures after this hour 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 Sonoma County Airport (STS) to Kona Intl. Airport (KOA) last-minute?
Holding off until right before your break to book a flight from STS to KOA generally means paying more. While you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans for the best chance of landing a bargain.
Is it cheaper to book a STS to KOA flight and hotel package?
You can save money by securing a STS to KOA 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 place. After choosing your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Kona Intl. Airport (KOA)?
Typically, you're able to cancel or reschedule your STS to KOA flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Sonoma County
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines
Roundtrip price
$294
Distance
2368 mi

Book with confidence

Book with confidence

Santa Rosa to Kailua-Kona Flights

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

 

The best time to book a flight from Santa Rosa to Kailua-Kona

Sunday is one of the best days to book for cheap flights from Santa Rosa 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 Santa Rosa 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 Santa Rosa to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $151 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 Santa Rosa 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 Santa Rosa 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.

 

Santa Rosa to Kailua-Kona Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.