San Jose (SJC) to Austin (AUS): On-Time Performance
Data through May 2026
San Jose (SJC) to Austin (AUS) effectively runs on two schedules. In September 2024, 90% of arrivals were on time; in October 2025 that fell to 67% — a 23-point seasonal swing. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 70%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 0.2%
- Flights/day
- 3.2
- last 12 months
- Duration
- 3h 21m
- scheduled
- Distance
- 1,476 mi
Monthly on-time trend
Best time to fly from SJC to AUS
Aim for departures around 7 a.m. (97% on-time); avoid 3 p.m. departures (56%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 13 min |
| Tuesday | 87% | 8 min |
| Wednesday | 86% | 7 min |
| Thursday | 76% | 13 min |
| Friday | 75% | 12 min |
| Saturdaybest | 89% | 7 min |
| Sunday | 75% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft56%
- Airline operations29%
- National airspace system15%
Frequently asked questions
- How often are flights from SJC to AUS delayed?
- 20% of SJC–AUS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 11 minutes.
- What is the best time of day to fly from SJC to AUS?
- Departures around 7 a.m. have the best record (97% on-time), while departures around 3 p.m. have the worst (56%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SJC to AUS?
- The scheduled SJC–AUS flight time averages 3h 21m over 1,476 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are SJC to AUS flights cancelled?
- 0.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from SJC to AUS?
- October 2025 was the roughest month in this dataset, with only 67% of arrivals on time. The best was September 2024 at 90%. If your dates are flexible, that 23-point gap is worth planning around.
Explore related pages
More routes from SJC
Based on 2,348 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.