₩529,200 Cheap United flights Seattle (SEA) to Kailua-Kona (KOA)

View ₩529,200 flight on Mon, Apr 20, 2026Opens in a new window

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₩529,200 Cheap United flights Seattle (SEA) to Kailua-Kona (KOA)

Prices were available within the past 7 days and start at ₩529,200 for one-way flights and ₩875,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Apr 20 - Sun, Apr 26
SEA
Seattle
KOA
Kona Coast
₩875,200 Roundtrip, found 4 days ago
₩875,200
Roundtrip
found 4 days ago
Select United flight, departing Mon, Apr 20 from Seattle to Kona Coast, returning Sun, Apr 26, priced at ₩875,200 found 4 days ago
United
Mon, Apr 20 - Sun, Apr 26
SEA
Seattle
KOA
Kona Coast
₩897,800 Roundtrip, found 4 days ago
₩897,800
Roundtrip
found 4 days ago
Select United flight, departing Mon, Apr 20 from Seattle to Kona Coast, returning Sun, Apr 26, priced at ₩897,800 found 4 days ago

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

January is typically the cheapest month to fly

From ₩309,545 - ₩645,016 per traveler.

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines return flights from ₩875,200 from SEA to KOA. Affordable one-way options from ₩529,200 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to KOA with United Airlines?
United Airlines flights to Kailua-Kona tend to be cheaper in the low-season months of October and September. Whether you're searching for a one-way or a return ticket, you could land a better deal then.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Click on the "Nonstop" filter when browsing for direct United Airlines flights from SEA to KOA. It's also an easy way to compare other carriers servicing the same direct trip.
What airports does United Airlines fly into in Kailua-Kona?
Take a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kailua-Kona, and you'll likely come in to Kona Intl. Airport (KOA). This is the airline's main hub in this destination.
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kona Intl. Airport (KOA)?
Depending on the ticket type you purchased, a fee will generally apply if you cancel or reschedule your booking more than 24 hours after confirmation. To secure flexible plane tickets, select our "No cancel fee" or "Changes included" filter while searching for flights. For more information on canceling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kona Intl.
Distance
4301 km
Average flight time
3 hours 26 mins
*Available to Expedia members.