฿10,375 Cheap Flights from Seattle (SEA) to Kailua-Kona (KOA)

View ฿10,375 flight on Thu, 28 Aug 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 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿10,375 for one-way flights and ฿19,445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿19,445 Return, found 6 days ago
฿19,445
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿19,445 found 6 days ago
Delta
Thu, 28 Aug - Sun, 31 Aug
SEA
Seattle
KOA
Kona Coast
฿20,420 Return, found 6 days ago
฿20,420
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Sun, 31 Aug, priced at ฿20,420 found 6 days ago
Delta
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿21,455 Return, found 6 days ago
฿21,455
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿21,455 found 6 days ago
American Airlines
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿22,855 Return, found 6 days ago
฿22,855
Return
found 6 days ago
Select American Airlines flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿22,855 found 6 days ago
American Airlines
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿23,560 Return, found 6 days ago
฿23,560
Return
found 6 days ago
Select American Airlines flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿23,560 found 6 days ago
American Airlines
Thu, 28 Aug - Sun, 31 Aug
SEA
Seattle
KOA
Kona Coast
฿23,830 Return, found 6 days ago
฿23,830
Return
found 6 days ago
Select American Airlines flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Sun, 31 Aug, priced at ฿23,830 found 6 days ago
Delta
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿23,995 Return, found 6 days ago
฿23,995
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿23,995 found 6 days ago
Delta
Thu, 28 Aug - Sun, 31 Aug
SEA
Seattle
KOA
Kona Coast
฿24,485 Return, found 6 days ago
฿24,485
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Sun, 31 Aug, priced at ฿24,485 found 6 days ago
United
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿24,640 Return, found 6 days ago
฿24,640
Return
found 6 days ago
Select United flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿24,640 found 6 days ago
Alaska Airlines
Thu, 28 Aug - Mon, 1 Sep
SEA
Seattle
KOA
Kona Coast
฿28,695 Return, found 6 days ago
฿28,695
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 28 Aug from Seattle to Kona Coast, returning Mon, 1 Sep, priced at ฿28,695 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to Kailua-Kona (KOA)

November is typically the cheapest month to fly

From ฿6,788 - ฿21,067 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Kailua-Kona route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Kona Intl.
Return price
฿19,445
Distance
4301 km
Average flight time
3 hours 14 mins

Perfect flights from Seattle to Kailua-Kona

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Kailua-Kona. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Kailua-Kona, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Kona Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿10,375 and roundtrip prices from ฿19,445. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Kona Intl. and explore Kailua-Kona and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your SEA to KOA travel arrangements today and embark on the journey of a lifetime in Kailua-Kona.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to KOA?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between SEA and Kona Intl. Airport (KOA) start from ฿19,445. Book today to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Kona Intl. Airport (KOA)?
Every airline has different terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.
How do I find cheap flights from Sea-Tac Airport to Ellison Onizuka Kona Intl. Airport at Keāhole that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Kona Intl. Airport (KOA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Kona Intl. Airport (KOA)?
With a flight distance of 4,300 kilometres between SeaTac and Kailua-Kona, this is a long trip. Ensure that you drink plenty of water and get up to stretch your legs every now and then.
Which airlines fly direct from SEA to Kona Intl. Airport (KOA)?
There are a few airlines that fly straight from SEA to Kona Intl. Airport (KOA). Alaska Airlines (AS) is a popular option, offering 60 flights a month. You could also have a look at the fares on offer with Delta Air Lines (DL). This airline operates 26 monthly flights between SeaTac and Kailua-Kona.
Are SEA to KOA flight tickets cheaper when they're purchased at the last minute?
Flight tickets from SEA to KOA are available up to 12 months before departure on Expedia. And although you may nab a great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.