Which departure time was most reliable for SAN to OAK?
Among qualifying SAN-to-OAK departure window results, Early morning had the highest on-time rate: 95.0% of 655 flights. Night was lowest at 55.8% across 165 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 655 | 95.0% | 2.0% | 1.2% |
| Late morning | 562 | 82.6% | 10.1% | 0.5% |
| Afternoon | 1,040 | 68.6% | 18.0% | 1.1% |
| Evening | 773 | 59.9% | 25.7% | 1.2% |
| Night | 165 | 55.8% | 27.9% | 2.4% |
Which weekday was most reliable for SAN to OAK?
Among qualifying SAN-to-OAK weekday results, Saturday had the highest on-time rate: 83.7% of 343 flights. Friday was lowest at 66.8% across 506 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 504 | 69.8% | 18.8% | 0.8% |
| Tuesday | 430 | 82.6% | 9.8% | 1.9% |
| Wednesday | 425 | 82.4% | 9.2% | 1.2% |
| Thursday | 489 | 67.3% | 19.2% | 1.6% |
| Friday | 506 | 66.8% | 19.4% | 1.2% |
| Saturday | 343 | 83.7% | 10.8% | 0.3% |
| Sunday | 498 | 68.9% | 19.5% | 0.6% |
Which airline was most reliable for SAN to OAK?
Among qualifying SAN-to-OAK airline results, Spirit Airlines had the highest on-time rate: 83.6% of 55 flights. SkyWest Airlines was lowest at 71.5% across 200 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 2,940 | 73.6% | 15.6% | 1.1% |
| SkyWest Airlines | 200 | 71.5% | 18.0% | 1.5% |
| Spirit Airlines | 55 | 83.6% | 12.7% | 0.0% |
Which month was most reliable for SAN to OAK?
Among qualifying SAN-to-OAK month results, January 2026 had the highest on-time rate: 82.4% of 222 flights. June 2026 was lowest at 64.9% across 291 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 288 | 74.3% | 14.6% | 1.4% |
| August 2025 | 282 | 76.2% | 14.2% | 0.7% |
| September 2025 | 274 | 73.4% | 13.9% | 0.7% |
| October 2025 | 271 | 71.2% | 18.8% | 0.0% |
| November 2025 | 260 | 72.3% | 13.5% | 5.0% |
| December 2025 | 262 | 69.5% | 21.0% | 1.5% |
| January 2026 | 222 | 82.4% | 11.3% | 1.4% |
| February 2026 | 220 | 81.8% | 10.0% | 0.0% |
| March 2026 | 229 | 80.8% | 12.7% | 0.9% |
| April 2026 | 260 | 75.0% | 14.6% | 0.8% |
| May 2026 | 336 | 68.2% | 18.2% | 0.3% |
| June 2026 | 291 | 64.9% | 22.7% | 0.7% |
What drove SAN to OAK delay minutes?
Late aircraft was the largest recorded SAN-to-OAK delay category, accounting for 71.3% of 40,226 BTS-attributed delay minutes during July 2025–June 2026.
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