San Francisco, CA → Austin, TX flight delays
SFO → AUS · all airlines · 253 flights · May 2026 · source: US BTS
This route is delayed
37%of the time, by +74 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
63%
Delayed 3h+
2.4%
Cancelled
0.4%
Avg when late
+74m
Best & worst day to fly
Most on-time
Saturday
delayed 14%
Worst
Thursday
delayed 47%
Which airline is most punctual on SFO → AUS?
Uniteddelayed 31%
Deltadelayed 33%
Southwestdelayed 77%
Frequently asked
How often is the San Francisco, CA to Austin, TX flight delayed?
About 37% of SFO → AUS flights arrive late (15+ minutes), by an average of 74 minutes when they do, based on 253 flights in May 2026.
Which airline is most punctual on SFO → AUS?
United, delayed 31% of the time — the best of the 3 airlines flying this route.
What is the best day to fly SFO → AUS?
Saturday is the most on-time (delayed 14%), while Thursday is the worst (delayed 47%).
Airport overviews