Direct (non-stop) flights from Kailua-Kona (KOA) to SeaTac (SEA)
Find comprehensive flight information, schedules, and booking details for direct flights from Kailua-Kona (KOA) to SeaTac (SEA). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 5h 48m - 7h 00m (average flight time)• Distance: 2703 miles (4349 km) (air miles between airports)• Daily Flights: 2-4 flights (scheduled departures per day)
Kailua-Kona (KOA)
SeaTac (SEA)
FLIGHT TIME
5h 48m - 7h 00m
FLIGHT DISTANCE
2703 miles (4349 km)
5h 52m - 5h 58m
11:59
21:30
2703 miles (4349 km)
September
2 (Show)
30
Flight Schedule
December 2025
Airlines with direct flights from Kailua-Kona (KOA) to SeaTac (SEA)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 5h 48m - 7h 00m.
Pricing patterns: September typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 20:00, 11:00, 21:00, offering more flight options and potentially better connections.
Kailua-Kona (KOA) - SeaTac (SEA) flight price statistics
$467
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$459
Jan$486
Feb$410
Mar$407
Apr$488
May$458
Jun$458
Jul$488
Aug$387
Sep$427
Oct$488
Nov$648
DecRelated Information
Airports: KOA • SEA Airport
Airlines operating this route: Alaska Airlines (AS), Delta Air Lines
Frequently Asked Questions
How many flights operate from KOA to SEA?
There are 4 direct flights operating from KOA to SEA. Approximately 2-4 flights daily.
Which airlines operate flights from KOA to SEA?
2 airlines operate on this route: Alaska Airlines, Delta Air Lines.
How long is the flight from KOA to SEA?
The flight duration from KOA to SEA is approximately 5h 48m - 7h 00m.
What is the distance from KOA to SEA?
The distance from KOA to SEA is 2703 miles (4349 km).
What is the flight time range for this route?
Flight times on this route range from 5h 52m - 5h 58m.
What are the earliest and latest flight departure times?
The earliest flight departs at 11:59 and the latest flight departs at 21:30.
What is the cheapest month to fly from KOA to SEA?
September is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 30 flights operate per week from KOA to SEA.
What types of aircraft operate on this route?
This route is served by Boeing 737MAX 9 Passenger, Boeing 757-200 Passenger.
What is the average flight price from KOA to SEA?
The average flight price for a round-trip ticket from KOA to SEA is approximately $467 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from KOA to SEA for the lowest prices?
September is typically the cheapest month to fly from KOA to SEA. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from KOA to SEA?
2 airlines offer direct flights from KOA to SEA, providing travelers with multiple options for scheduling and pricing.
How far is SEA from KOA?
The distance from KOA to SEA is 2703 miles (4349 km). This is a long-haul flight route.
How long does it take to fly from KOA to SEA?
The flight time from KOA to SEA is approximately 5h 48m - 7h 00m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.