SMF (Sacramento) to SAN (San Diego) flights arrive on time 76% of the time. The most reliable airline on this route is Alaska Airlines at 87%. The average delay is 54 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated August 2026.SMF → SAN
SMF (Sacramento) to SAN (San Diego)
SMF → SAN on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
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This route is on time most of the time. About 76% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Alaska Airlines edges out Frontier Airlines on this route — 87% vs 75% on time.
Airline Comparison
Alaska Airlines leads at 87% on time; Frontier Airlines trails at 75%.
Accurate?
Good to know
Departing from SMF
83% on timeTSA is currently ~18 min. Best time: 4 AM (about 5 min).
Arriving at SAN
77% on timeWhen flights into SAN are late, the average delay is 61 minutes. Build buffer if you have ground plans.
If connecting at SAN: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Alaska Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of SMF? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated August 2026. Source: Bureau of Transportation Statistics.