Best Time to Fly SNA to OAK: On-Time Stats by Hour & Airline
John Wayne Airport-Orange County → Oakland International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 84.8% of Santa Ana (SNA) to Oakland (OAK) flights arrived on time (2,352 scheduled flights). That is 7.1 points above the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (91% on time) and Thursday the weakest day of the week (81%).
0.6% of flights were cancelled, versus 1.8% nationally.
SNA to OAK 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 | 84.9% | 47 min | 0.6% | 2,343 |
| Spirit Airlines | Limited data | 9 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SNA to OAK
On-time arrival % by scheduled departure hour (local time), 5,086 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 99.1% | 0.0% | 221 |
| 7am–8am | 96.8% | 0.7% | 435 |
| 8am–9am | 97.1% | 1.0% | 312 |
| 9am–10am | 92.0% | 0.5% | 378 |
| 10am–11am | 91.3% | 0.9% | 441 |
| 11am–12pm | 89.6% | 1.5% | 341 |
| 12pm–1pm | 83.3% | 0.9% | 344 |
| 1pm–2pm | 83.3% | 0.4% | 264 |
| 2pm–3pm | 80.3% | 0.7% | 286 |
| 3pm–4pm | 81.3% | 1.1% | 367 |
| 4pm–5pm | 76.4% | 0.0% | 233 |
| 5pm–6pm | 83.7% | 0.6% | 345 |
| 6pm–7pm | 73.2% | 0.5% | 435 |
| 7pm–8pm | 84.5% | 2.6% | 226 |
| 8pm–9pm | 80.8% | 2.2% | 415 |
| 9pm–10pm | 81.4% | 0.0% | 43 |
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 OAK
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) | 88.5% | -0.1 pts | 0.9% | 105 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.6% | -16.9 pts | 3.6% | 223 |
| Summer peak (Jun 15 - Aug 15) | 78.6% | -9.9 pts | 1.0% | 889 |
| All other days | 88.6% | — | 0.7% | 3,869 |
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).