DL3963 Los AngelesLAX · 14:11 San DiegoSAN · 15:10
DL3963 by Delta Air Lines flies from Los Angeles (LAX) to San Diego (SAN) for the Sat, Oct 24 departure.
en route from LAX to SAN
board checked 27m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 14:24 · typical taxi-out at LAX ≈ 4.6 min.
Where the minutes go
last 4 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at LAX 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 Los Angeles to San Diego flights today
same route · Delta Air LinesIf DL3963 is cancelled, these are the other Delta Air Lines nonstop flights from Los Angeles to San Diego on the same day, with scheduled departure times in LAX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL3963 actually runs
Pro Flight Search has tracked every published board update for DL3963 across the LAX and SAN boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 2 confirmed landings · 2/2 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how DL3963 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: N290SY, N300SY, N272SY.
Board clocks recorded as LAX and SAN published them.
Planning around DL3963? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL3963 Los Angeles to San Diego on-time performance, measured from the LAX and SAN airport boards.
https://proflightsearch.com/flight/DL3963
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