Best Time to Fly SJC to AUS: On-Time Stats by Hour & Airline
Norman Y. Mineta San Jose International → Austin - Bergstrom International
Data through July 2026 · Last updated October 18, 2026
1,121 flights were scheduled from San Jose (SJC) to Austin (AUS) in the last 12 months, and 75.0% of those that flew arrived on time, 2.6 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (87% on time) and Friday the weakest day of the week (74%).
0.3% of flights were cancelled, versus 1.8% nationally.
SJC to AUS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlines | 75.0% | 47 min | 0.3% | 1,121 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SJC to AUS
On-time arrival % by scheduled departure hour (local time), 2,319 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 94.0% | 0.2% | 488 |
| 7am–8am | 97.8% | 0.0% | 134 |
| 8am–9am | 90.2% | 0.0% | 163 |
| 9am–10am | 82.0% | 0.0% | 112 |
| 10am–11am | 76.9% | 0.0% | 131 |
| 11am–12pm | 76.3% | 0.5% | 209 |
| 12pm–1pm | 77.3% | 0.0% | 89 |
| 1pm–2pm | 88.3% | 0.0% | 60 |
| 2pm–3pm | 71.2% | 0.0% | 126 |
| 3pm–4pm | 53.1% | 0.0% | 143 |
| 4pm–5pm | 72.3% | 0.0% | 83 |
| 5pm–6pm | 78.3% | 0.0% | 158 |
| 6pm–7pm | 66.7% | 1.1% | 282 |
| 7pm–8pm | 66.2% | 0.0% | 133 |
| 8pm–9pm | Limited data | 8 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SJC to AUS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 88.9% | +8.7 pts | 0.0% | 45 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.8% | -1.4 pts | 0.0% | 99 |
| Summer peak (Jun 15 - Aug 15) | 75.4% | -4.7 pts | 0.0% | 401 |
| All other days | 80.2% | — | 0.3% | 1,774 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).