Best Time to Fly LAX to STS: On-Time Stats by Hour & Airline
Los Angeles International → Charles M. Schulz - Sonoma County
Data through July 2026 · Last updated October 18, 2026
728 flights were scheduled from Los Angeles (LAX) to Santa Rosa (STS) in the last 12 months, and 88.9% of those that flew arrived on time, 11.3 points above the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
April has been the best month (90% on time) and Monday the weakest day of the week (82%).
2.3% of flights were cancelled, versus 1.8% nationally.
LAX to STS 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 |
|---|---|---|---|---|
| SkyWest Airlines | 88.8% | 63 min | 2.4% | 701 |
| Alaska Airlines | Limited data | 27 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAX to STS
On-time arrival % by scheduled departure hour (local time), 1,477 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 1am–2am | Limited data | 1 | |
| 8am–9am | 85.9% | 0.7% | 306 |
| 9am–10am | 87.1% | 0.0% | 335 |
| 10am–11am | Limited data | 22 | |
| 12pm–1pm | 78.6% | 0.0% | 42 |
| 1pm–2pm | Limited data | 20 | |
| 2pm–3pm | 82.2% | 0.0% | 107 |
| 3pm–4pm | Limited data | 27 | |
| 4pm–5pm | Limited data | 7 | |
| 5pm–6pm | 90.7% | 0.0% | 118 |
| 6pm–7pm | Limited data | 11 | |
| 7pm–8pm | 91.1% | 0.0% | 56 |
| 8pm–9pm | 82.5% | 2.8% | 142 |
| 9pm–10pm | 73.3% | 3.6% | 111 |
| 10pm–11pm | 86.9% | 6.4% | 172 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAX to STS
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) | Limited data | 32 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 79.6% | -5.4 pts | 0.0% | 55 |
| Summer peak (Jun 15 - Aug 15) | 83.6% | -1.4 pts | 0.0% | 281 |
| All other days | 85.0% | — | 1.5% | 1,109 |
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).