AS253 Kailua-KonaKOA · 11:41 PortlandPDX · 20:27
AS253 by Alaska Airlines flies from Kailua-Kona (KOA) to Portland (PDX).
scheduled from KOA
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −13 min · 0 cancelled · 11 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at KOA and PDX are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow at Kailua-Kona
ForecastFri 30 Oct, local date
- 71% chance of rain
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at Portland
ForecastFri 30 Oct, local date
- 82% chance of rain
- Chance a departure is cancelled
- 0.5%usually 0.6%
- Chance a departure leaves 60+ min late
- 6.5%usually 4.7%
Weather behind it: 82% chance of rain at Portland; 81% chance of rain at Seattle, where 8% of departures go; 56% chance of fog at Denver, where 5% of departures go
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 250 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Kailua-Kona to Portland flights today
same route · Alaska AirlinesIf AS253 is cancelled, this is the other Alaska Airlines nonstop flight from Kailua-Kona to Portland on the same day, with scheduled departure times in KOA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How AS253 actually runs
Pro Flight Search has tracked every published board update for AS253 across the KOA and PDX boards: schedule changes, gate pushes and actual clocks. Usually lands ~13 min early. Based on 11 confirmed landings · 10/11 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how AS253 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N709AL, N955AK.
Board clocks recorded as KOA and PDX published them.
Planning around AS253? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search: AS253 Kailua-Kona to Portland on-time performance, measured from the KOA and PDX airport boards.
https://proflightsearch.com/flight/AS253
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