AS389 BostonBOS · 18:14 San DiegoSAN · 21:35
AS389 by Alaska Airlines flies from Boston (BOS) to San Diego (SAN) for the Fri, Oct 9 departure.
arrived at SAN · 657 min early
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS and SAN 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 Boston to San Diego flights today
same route · Alaska AirlinesIf AS389 is cancelled, this is the other Alaska Airlines nonstop flight from Boston to San Diego on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS389 actually runs
Pro Flight Search has tracked every published board update for AS389 across the BOS and SAN boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: departed +91 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how AS389 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 BOS and SAN published them.
Planning around AS389? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AS389 Boston to San Diego on-time performance, measured from the BOS and SAN airport boards.
https://proflightsearch.com/flight/AS389
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