Best Time to Fly SNA to SJC: On-Time Stats by Hour & Airline
John Wayne Airport-Orange County → Norman Y. Mineta San Jose International
Data through July 2026 · Last updated October 18, 2026
2,676 flights were scheduled from Santa Ana (SNA) to San Jose (SJC) in the last 12 months, and 86.5% of those that flew arrived on time, 8.9 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (93% on time) and Sunday the weakest day of the week (82%).
0.8% of flights were cancelled, versus 1.8% nationally.
SNA 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 | 86.5% | 45 min | 0.8% | 2,676 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SNA to SJC
On-time arrival % by scheduled departure hour (local time), 5,344 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 98.7% | 0.4% | 450 |
| 7am–8am | 98.3% | 1.6% | 243 |
| 8am–9am | 98.6% | 0.3% | 348 |
| 9am–10am | 92.2% | 1.0% | 404 |
| 10am–11am | 93.6% | 1.6% | 318 |
| 11am–12pm | 88.6% | 0.8% | 355 |
| 12pm–1pm | 88.3% | 1.2% | 243 |
| 1pm–2pm | 82.6% | 0.9% | 342 |
| 2pm–3pm | 86.8% | 0.7% | 306 |
| 3pm–4pm | 84.3% | 1.1% | 367 |
| 4pm–5pm | 84.1% | 1.2% | 401 |
| 5pm–6pm | 82.5% | 0.3% | 377 |
| 6pm–7pm | 80.2% | 0.5% | 397 |
| 7pm–8pm | 72.0% | 0.5% | 395 |
| 8pm–9pm | 83.0% | 2.0% | 342 |
| 9pm–10pm | 84.6% | 7.1% | 56 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SNA 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) | 90.9% | +2.2 pts | 1.0% | 100 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.8% | -11.9 pts | 4.5% | 221 |
| Summer peak (Jun 15 - Aug 15) | 83.0% | -5.7 pts | 1.1% | 903 |
| All other days | 88.7% | — | 0.8% | 4,120 |
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).