SFO (San Francisco) to SAN (San Diego) flights arrive on time 72% of the time. The most reliable airline on this route is Alaska Airlines at 85%. The average delay is 58 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated April 2026.SFO → SAN
SFO (San Francisco) to SAN (San Diego)
SFO → SAN on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 72% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Alaska Airlines is significantly more reliable on this route at 85% on time vs Frontier Airlines at 61%.
Airline Comparison
Alaska Airlines leads at 85% on time; Frontier Airlines trails at 61%.
Accurate?
Good to know
Departing from SFO
80% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. SFO has long runway queues.
TSA is currently ~16 min. Best time: 4 AM (about 5 min).
Arriving at SAN
80% on timeWhen flights into SAN are late, the average delay is 60 minutes. Build buffer if you have ground plans.
If connecting at SAN: TSA is ~10 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated April 2026. Source: Bureau of Transportation Statistics.