$156 Cheap Flights from Seattle (SEA) to Kailua-Kona (KOA)

View $156 flight on Wed, Jun 4, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Kona Intl. Airport (KOA)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Find available prices by choosing your travel dates.

Cheap Flights from Seattle to Kailua-Kona (SEA-KOA)

Prices were available within the past 7 days and start at $156 for one-way flights and $311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Mon, May 19 - Wed, May 28
SEA
Seattle
KOA
Kona Coast
$311 Roundtrip, found 1 hour ago
$311
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Mon, May 19 from Seattle to Kona Coast, returning Wed, May 28, priced at $311 found 1 hour ago
United
Mon, May 26 - Thu, May 29
SEA
Seattle
KOA
Kona Coast
$311 Roundtrip, found 14 hours ago
$311
Roundtrip
found 14 hours ago
Select United flight, departing Mon, May 26 from Seattle to Kona Coast, returning Thu, May 29, priced at $311 found 14 hours ago
Southwest Airlines
Mon, May 19 - Wed, May 28
SEA
Seattle
KOA
Kona Coast
$331 Roundtrip, found 1 hour ago
$331
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Mon, May 19 from Seattle to Kona Coast, returning Wed, May 28, priced at $331 found 1 hour ago
United
Mon, May 19 - Wed, May 28
SEA
Seattle
KOA
Kona Coast
$339 Roundtrip, found 1 hour ago
$339
Roundtrip
found 1 hour ago
Select United flight, departing Mon, May 19 from Seattle to Kona Coast, returning Wed, May 28, priced at $339 found 1 hour ago
United
Mon, May 26 - Thu, May 29
SEA
Seattle
KOA
Kona Coast
$342 Roundtrip, found 14 hours ago
$342
Roundtrip
found 14 hours ago
Select United flight, departing Mon, May 26 from Seattle to Kona Coast, returning Thu, May 29, priced at $342 found 14 hours ago
United
Mon, May 26 - Mon, Jun 2
SEA
Seattle
KOA
Kona Coast
$344 Roundtrip, found 5 hours ago
$344
Roundtrip
found 5 hours ago
Select United flight, departing Mon, May 26 from Seattle to Kona Coast, returning Mon, Jun 2, priced at $344 found 5 hours ago
Southwest Airlines
Mon, May 19 - Tue, May 20
SEA
Seattle
KOA
Kona Coast
$349 Roundtrip, found 18 hours ago
$349
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Mon, May 19 from Seattle to Kona Coast, returning Tue, May 20, priced at $349 found 18 hours ago
American Airlines
Tue, Sep 16 - Wed, Sep 24
SEA
Seattle
KOA
Kona Coast
$367 Roundtrip, found 1 day ago
$367
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 16 from Seattle to Kona Coast, returning Wed, Sep 24, priced at $367 found 1 day ago
Delta
Mon, May 19 - Wed, May 28
SEA
Seattle
KOA
Kona Coast
$370 Roundtrip, found 1 hour ago
$370
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, May 19 from Seattle to Kona Coast, returning Wed, May 28, priced at $370 found 1 hour ago
Hawaiian Airlines
Thu, May 29 - Tue, Jun 17
SEA
Seattle
KOA
Kona Coast
$398 Roundtrip, found 3 days ago
$398
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, May 29 from Seattle to Kona Coast, returning Tue, Jun 17, priced at $398 found 3 days ago
Flights from Seattle (SEA) to Kailua-Kona (KOA)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$311
Distance
2688 mi

Seattle to Kailua-Kona Flights

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

 

The best time to book a flight from Seattle to Kailua-Kona

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $156 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 Seattle 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 Seattle 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA) cost?
You can land cheap return flights from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA) starting at $371. Grab a seat and set off on your next adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving SEA on May 7 2025 and touching down at KOA. The price was last updated on April 25 2025 and has not changed since.
What is the cheapest month to fly from SEA to KOA?
The cheapest flights from SEA to KOA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Board a nonstop flight with Alaska Airlines and go straight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA).
What is the cheapest airline that flies from SEA to KOA?
With prices starting from $196 for a one-way flight from SEA to KOA, Alaska Airlines is currently the cheapest airline on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SEA on May 20 2025. Prices were last updated on April 25 2025 and have not changed since.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
When departing from Seattle - Tacoma Intl. Airport (SEA), you can pick from an average of 4 daily nonstop flights to Kona Intl. Airport (KOA).
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
More people fly between SEA and KOA at 8 AM than at any other time of day. Prefer a quieter experience? Consider flying outside peak hours and you’re likely to save on your fare as well.
What day of the week has the most flights from SEA to KOA?
Jet off on a Friday if you’re searching for the biggest selection of flights from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Seattle - Tacoma Intl. Airport (SEA)’s earliest flight to Kona Intl. Airport (KOA) departs at approximately 8:20AM UTC-8. With a total travel time of 6h 40m, you’ll touch down at around 1:00PM UTC-10.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
It takes around 6 hours and 36 minutes to travel the 2,700 mi from SEA to KOA.
What airline has the least delays from SEA to KOA?
With 91% of journeys typically landing on schedule, Delta Air Lines has the best on-time performance for direct flights from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA). To check your flight status and get notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
To land at Kona Intl. Airport (KOA) on schedule, opt for a flight that leaves Seattle - Tacoma Intl. Airport (SEA) 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.
What airports do you fly into for Kailua-Kona from Seattle - Tacoma Intl. Airport (SEA)?
Check out your flight options from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA). This is the only airport in Kailua-Kona you can touch down at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA) last-minute?
Waiting until just before your departure to book a flight from SEA to KOA generally means paying more. Although you may find some last-minute offers, they aren’t always guaranteed. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book a SEA to KOA flight and hotel package?
Securing a SEA to KOA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our impressive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Typically, you can cancel or reschedule your SEA to KOA flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline’s fees and guidelines on flight changes, or if you need further details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.