Which departure time was most reliable for SFO to SNA?
Among qualifying SFO-to-SNA departure window results, Early morning had the highest on-time rate: 89.2% of 750 flights. Afternoon was lowest at 74.8% across 1,835 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 750 | 89.2% | 6.1% | 1.2% |
| Late morning | 1,100 | 78.0% | 13.1% | 0.5% |
| Afternoon | 1,835 | 74.8% | 15.9% | 1.0% |
| Evening | 1,041 | 80.8% | 10.0% | 2.2% |
Which weekday was most reliable for SFO to SNA?
Among qualifying SFO-to-SNA weekday results, Saturday had the highest on-time rate: 86.1% of 631 flights. Friday was lowest at 75.2% across 706 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 715 | 76.8% | 13.3% | 1.3% |
| Tuesday | 650 | 83.2% | 10.3% | 0.6% |
| Wednesday | 647 | 79.8% | 12.7% | 1.1% |
| Thursday | 696 | 78.2% | 14.8% | 1.6% |
| Friday | 706 | 75.2% | 14.2% | 1.4% |
| Saturday | 631 | 86.1% | 9.0% | 1.0% |
| Sunday | 681 | 75.9% | 12.0% | 1.3% |
Which airline was most reliable for SFO to SNA?
Among qualifying SFO-to-SNA airline results, Alaska Airlines had the highest on-time rate: 87.8% of 49 flights. Frontier Airlines was lowest at 73.1% across 145 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| SkyWest Airlines | 3,521 | 78.1% | 13.3% | 1.4% |
| United Airlines | 1,011 | 83.3% | 8.3% | 0.5% |
| Frontier Airlines | 145 | 73.1% | 18.6% | 0.7% |
| Alaska Airlines | 49 | 87.8% | 12.2% | 0.0% |
Which month was most reliable for SFO to SNA?
Among qualifying SFO-to-SNA month results, March 2026 had the highest on-time rate: 89.3% of 345 flights. May 2026 was lowest at 64.0% across 400 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 397 | 77.1% | 14.4% | 0.3% |
| August 2025 | 424 | 85.1% | 8.0% | 0.5% |
| September 2025 | 436 | 88.3% | 6.0% | 0.0% |
| October 2025 | 448 | 81.7% | 10.7% | 0.4% |
| November 2025 | 445 | 78.9% | 10.8% | 3.1% |
| December 2025 | 394 | 76.1% | 16.5% | 2.3% |
| January 2026 | 377 | 86.2% | 8.0% | 1.6% |
| February 2026 | 319 | 84.0% | 10.3% | 0.3% |
| March 2026 | 345 | 89.3% | 5.2% | 0.6% |
| April 2026 | 368 | 71.2% | 17.9% | 1.6% |
| May 2026 | 400 | 64.0% | 20.5% | 2.0% |
| June 2026 | 373 | 67.8% | 21.2% | 1.3% |
What drove SFO to SNA delay minutes?
Late aircraft was the largest recorded SFO-to-SNA delay category, accounting for 42.7% of 54,807 BTS-attributed delay minutes during July 2025–June 2026.
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