AS534 PortlandPDX · 21:34 OntarioONT · 23:54
AS534 by Alaska Airlines flies from Portland (PDX) to Ontario (ONT).
scheduled from PDX
⚖ AS534 typically leaves −2 and lands −11. The air wins minutes back.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 −11 min · 0 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PDX and ONT 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 on this route
ForecastPortland to Ontario with Alaska Airlines · Mon 2 Nov, local date
- Chance a departure is cancelled
- 0.6%0.9× usual
- Chance a departure leaves 60+ min late
- 3.6%1.3× usual
Forecast weather: 27% chance of fog at Portland
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 3 departures a day on this route with this airline. · 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 Portland to Ontario flights today
same route · Alaska AirlinesIf AS534 is cancelled, these are the other Alaska Airlines nonstop flights from Portland to Ontario on the same day, with scheduled departure times in PDX 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 AS534 actually runs
Pro Flight Search has tracked every published board update for AS534 across the PDX and ONT boards: schedule changes, gate pushes and actual clocks. Usually lands ~8 min early. Based on 14 confirmed landings · 12/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how AS534 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: N468AS, N973AK, N462AS, N247AK.
Board clocks recorded as PDX and ONT published them.
Planning around AS534? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: AS534 Portland to Ontario on-time performance, measured from the PDX and ONT airport boards.
https://proflightsearch.com/flight/AS534
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