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

View AU$325 flight on Fri, 29 May 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • 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 for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$591 Return, found 4 days ago
AU$591
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$591 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$627 Return, found 4 days ago
AU$627
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$627 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$634 Return, found 4 days ago
AU$634
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$634 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$646 Return, found 4 days ago
AU$646
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$646 found 4 days ago
Delta
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$649 Return, found 4 days ago
AU$649
Return
found 4 days ago
Select Delta flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$649 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$654 Return, found 4 days ago
AU$654
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$654 found 4 days ago
United
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$670 Return, found 4 days ago
AU$670
Return
found 4 days ago
Select United flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$670 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$683 Return, found 4 days ago
AU$683
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$683 found 4 days ago
Alaska Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$686 Return, found 4 days ago
AU$686
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$686 found 4 days ago
American Airlines
Fri, 29 May - Mon, 1 June
SEA
Seattle
KOA
Kona Coast
AU$1,224 Return, found 4 days ago
AU$1,224
Return
found 4 days ago
Select American Airlines flight, departing Fri, 29 May from Seattle to Kona Coast, returning Mon, 1 June, priced at AU$1,224 found 4 days ago

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

April is typically the cheapest month to fly

From AU$373 - AU$1,292 per traveller.

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 AU$591. 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.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kona Intl.
Return price
AU$591
Distance
4301 km
Average flight time
3 hours 27 mins

Explore a world of travel with Expedia

*Available to Expedia members.