SMF (Sacramento) to AUS (Austin) flights arrive on time 83% of the time. The most reliable airline on this route is Southwest Airlines at 84%. The average delay is 51 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.SMF → AUS
SMF (Sacramento) to AUS (Austin)
SMF → AUS on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 83% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Southwest Airlines edges out null on this route — 84% vs 75% on time.
Airline Comparison
Southwest Airlines leads at 84% on time; trails at 75%.
Accurate?
Good to know
Departing from SMF
82% on timeTSA is currently ~15 min. Best time: 4 AM (about 5 min).
Arriving at AUS
79% on timeWhen flights into AUS are late, the average delay is 66 minutes. Build buffer if you have ground plans.
If connecting at AUS: TSA is ~19 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.