AS1309 San FranciscoSFO · 18:46 PortlandPDX · 20:31
AS1309 by Alaska Airlines flies from San Francisco (SFO) to Portland (PDX).
scheduled from SFO
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by SFO (San Francisco), currently flying IFR (instrument). For this route and airline, 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other San Francisco to Portland flights today
same route · Alaska AirlinesIf AS1309 is cancelled, these are the other Alaska Airlines nonstop flights from San Francisco to Portland on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS1309 actually runs
Pro Flight Search has tracked every published board update for AS1309 across the SFO and PDX boards: schedule changes, gate pushes and actual clocks. Combined risk score: 62.0/100. Based on airport operations, weather, and cached board history at SFO and PDX.
The verdict above is that record speaking, so it reflects how AS1309 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as SFO and PDX published them.
Planning around AS1309? 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 — AS1309 San Francisco to Portland on-time performance, measured from the SFO and PDX airport boards.
https://proflightsearch.com/flight/AS1309
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