AS1639 San DiegoSAN TampaTPA
AS1639 by Alaska Airlines flies from San Diego (SAN) to Tampa (TPA).
scheduled from SAN
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SAN and TPA 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 San Diego to Tampa flights today
same route · Alaska AirlinesIf AS1639 is cancelled, this is the other Alaska Airlines nonstop flight from San Diego to Tampa on the same day, with scheduled departure times in SAN local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS1639 actually runs
Pro Flight Search has tracked every published board update for AS1639 across the SAN and TPA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SAN and TPA.
The verdict above is that record speaking, so it reflects how AS1639 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around AS1639? 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 — AS1639 San Diego to Tampa on-time performance, measured from the SAN and TPA airport boards.
https://proflightsearch.com/flight/AS1639
.