SMF (Sacramento) to AUS (Austin) flights arrive on time 82% of the time. The most reliable airline on this route is Southwest Airlines at 82%. The average delay is 52 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated August 2026.SMF → AUS
SMF (Sacramento) to AUS (Austin)
SMF → AUS on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is on time most of the time. About 82% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Accurate?
Good to know
Departing from SMF
83% on timeTSA is currently ~26 min. Best time: 4 AM (about 5 min).
Arriving at AUS
79% on timeWhen flights into AUS are late, the average delay is 69 minutes. Build buffer if you have ground plans.
If connecting at AUS: TSA is ~21 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest 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.