AUS (Austin) to SFO (San Francisco) flights arrive on time 79% of the time. The most reliable airline on this route is United Airlines at 84%. The average delay is 68 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated July 2026.AUS → SFO
AUS (Austin) to SFO (San Francisco)
AUS → SFO on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is on time most of the time. About 79% of flights arrive on schedule.
Delays on this route are most often caused by air traffic and busy airspace.
Accurate?
United Airlines is significantly more reliable on this route at 84% on time vs Delta Air Lines at 68%.
Airline Comparison
United Airlines leads at 84% on time; Delta Air Lines trails at 68%.
Accurate?
Good to know
Departing from AUS
79% on timeExpect ~16 min sitting on the taxiway after your gate pushes back. AUS has long runway queues.
TSA is currently ~7 min. Best time: 4 AM (about 5 min).
Arriving at SFO
78% on timeWhen flights into SFO are late, the average delay is 69 minutes. Build buffer if you have ground plans.
If connecting at SFO: TSA is ~21 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what United Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of AUS? 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 July 2026. Source: Bureau of Transportation Statistics.