SMF (Sacramento) to LAX (Los Angeles) flights arrive on time 87% of the time. The most reliable airline on this route is Delta Air Lines at 97%. The average delay is 63 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.SMF → LAX
SMF (Sacramento) to LAX (Los Angeles)
SMF → LAX on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is usually on time. About 87% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Delta Air Lines is significantly more reliable on this route at 97% on time vs Southwest Airlines at 81%.
Airline Comparison
Delta Air Lines leads at 97% on time; Southwest Airlines trails at 81%.
Accurate?
Good to know
Departing from SMF
82% on timeTSA is currently ~30 min. Best time: 4 AM (about 5 min).
Arriving at LAX
81% on timeWhen flights into LAX are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at LAX: TSA is ~25 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Delta Air Lines 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 October 2026. Source: Bureau of Transportation Statistics.