Best Time to Fly AUS to SJC: On-Time Stats by Hour & Airline
Austin - Bergstrom International → Norman Y. Mineta San Jose International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.8% of Austin (AUS) to San Jose (SJC) flights arrived on time (1,119 scheduled flights). That is 3.8 points below the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (87% on time) and Sunday the weakest day of the week (71%).
0.3% of flights were cancelled, versus 1.8% nationally.
AUS to SJC 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 | 73.8% | 48 min | 0.3% | 1,119 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly AUS to SJC
On-time arrival % by scheduled departure hour (local time), 2,326 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 3 | |
| 6am–7am | 96.0% | 0.0% | 420 |
| 7am–8am | 95.5% | 0.0% | 89 |
| 8am–9am | 88.2% | 0.0% | 68 |
| 9am–10am | 90.9% | 0.0% | 44 |
| 10am–11am | 89.9% | 0.0% | 79 |
| 11am–12pm | 85.3% | 0.0% | 136 |
| 12pm–1pm | 85.9% | 0.0% | 85 |
| 1pm–2pm | 77.1% | 0.0% | 154 |
| 2pm–3pm | Limited data | 21 | |
| 3pm–4pm | 82.3% | 0.0% | 170 |
| 4pm–5pm | 60.7% | 0.0% | 117 |
| 5pm–6pm | 61.0% | 0.0% | 231 |
| 6pm–7pm | 71.7% | 0.8% | 128 |
| 7pm–8pm | 71.6% | 0.9% | 110 |
| 8pm–9pm | 70.1% | 0.0% | 288 |
| 9pm–10pm | 58.3% | 1.1% | 183 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on AUS to SJC
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) | 80.0% | -0.4 pts | 0.0% | 45 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.3% | -5.2 pts | 0.0% | 97 |
| Summer peak (Jun 15 - Aug 15) | 67.8% | -12.7 pts | 0.2% | 401 |
| All other days | 80.4% | — | 0.2% | 1,783 |
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).