AS791 SeattleSEA San FranciscoSFO
AS791 by Alaska Airlines flies from Seattle (SEA) to San Francisco (SFO).
scheduled from SEA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SEA and SFO are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. 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 Seattle to San Francisco flights today
same route · Alaska AirlinesIf AS791 is cancelled, these are the other Alaska Airlines nonstop flights from Seattle to San Francisco on the same day, with scheduled departure times in SEA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS791 actually runs
Pro Flight Search has tracked every published board update for AS791 across the SEA and SFO boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at SEA and SFO.
The verdict above is that record speaking, so it reflects how AS791 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around AS791? 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 — AS791 Seattle to San Francisco on-time performance, measured from the SEA and SFO airport boards.
https://proflightsearch.com/flight/AS791
.