The cheapest times to fly from KOA to SEA are
- January 8th to March 11th
- July 30th to December 9th (except the weeks of November 12th and November 26th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KOA to SEA is mid to late August. Prices can be as high as $971 for Saturday flights during late June, or as low as $336 for Tuesday flights around mid to late August.
When to Fly to Seattle
Flying from Kona, HI (KOA) to Seattle, WA (SEA) will usually cost between $379 to $768 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $390. Due to high demand the most expensive time to fly is late June, with an average price of $762. Planning your trip to low-cost times can easily save you $372 on economy flights and even more on first-class flights. Generally, any price below $516 can be considered a good price for a round-trip KOA to SEA flight.
See below for a graph of average weekly prices for the KOA to SEA route. All prices are for round-trip tickets in USD.
Compared to other flights, the KOA to SEA flight is cheaper than the average and costs much less than the average flight leaving from Kailua-Kona. The average price per mile (for a direct flight) is $0.12, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $100 (16%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $504. Return trip prices are from the SEA to KOA flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from KOA to SEA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 5 hour 49 minutes may be realistic.
Alternative Nearby Airports
Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from KOA to SEA while comparing.
- 129 miles (208 km) away from SEA
- Usually 0.68% less expensive than SEA
- Nonstop flights available
Flight Questions Answered
Still have questions about flying from KOA to SEA? We’ve got answers.
Which airlines fly this route?
You can find 9 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Fiji Airways, Hawaiian, Mokulele Airlines, Southwest, United, and potentially more during busy seasons.
How far away is it from Seattle/Tacoma International Airport to Ellison Onizuka Kona International at Keahole Airport?
The distance between the two airports is roughly 2688 miles or 4326 kilometers.
How long does it take to fly from KOA to SEA?
The real-world flight time for a nonstop KOA to SEA flight is about 5 hour 49 minutes.
How many flights go between Kona, HI and Seattle, WA?
It depends on the day of the week and the date, but a typical day might have around 108 available flights from KOA to SEA.
Airport Location Info
|Origination airport name||Ellison Onizuka Kona International at Keahole Airport|
|Country||the United States|
|Destination airport name||Seattle/Tacoma International Airport|
|Country||the United States|
Late and Early Flight Data
Flights from KOA to SEA tend to depart as late as the average flight. According to our recently updated data, 30% of flights departed 5 or more minutes late, and 34% of flights left 5 or more minutes early. On average you can expect to leave SEA heading for KOA about 7 minutes late. This does significantly impact arrival time, as the average landing time in Seattle, WA is about 3 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- Delta: 20 minutes late
- Alaska: 1 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.