Los Angeles (LAX) to Santa Rosa (STS) flights
SkyWest Airlines flies nonstop from Los Angeles International Airport to Charles M. Schulz Sonoma County Airport, with about 19 flights a week in July 2026. The 399-mile flight takes about 1h 36m gate to gate.
- Distance
- 399 mi · 642 km
- Flight time
- 1h 36m
- Airlines
- 1
- Seats filled
- 71%
Airlines flying LAX to STS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 19 | Embraer E175 | 36,863 | 1h 37m |
| Horizon AirSeasonal or ended | n/a | Embraer E175 | 7,094 | 1h 30m |
| Alaska AirlinesSeasonal or ended | n/a | Boeing 737-800, Boeing 737 MAX 8 | 2,039 | 1h 31m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
LAX to STS flight schedule
6 flight numbers flew this route in August 2026. The first usually leaves at 9:00am and the last at 7:55pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AS 3114Alaska Airlines · operated by SkyWest Airlines | 9:00am | 10:45am | 18 | 94% |
| AS 2323Alaska Airlines · operated by Horizon Air | 9:44am | 11:21am | 13 | 92% |
| AS 3076Alaska Airlines · operated by SkyWest Airlines | 2:09pm | 3:55pm | 18 | 90% |
| AS 3358Alaska Airlines · operated by SkyWest Airlines | 4:32pm | 6:16pm | 8 | n/a |
| AS 3476Alaska Airlines · operated by SkyWest Airlines | 5:00pm | 6:43pm | 12 | 88% |
| AS 2090Alaska Airlines · operated by Horizon Air | 7:55pm | 9:31pm | 13 | 73% |
Is LAX to STS on time?
From September 2025 to August 2026, 89% of 854 flights arrived within 15 minutes of schedule and 3.2% were cancelled. Flights leaving around 9am were the most punctual (95%), those around 9pm the least (82%). Most delay time was caused by late-arriving aircraft (51%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 854 | 89% | 8 min | 3.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 8am to 9am | 162 | 85% | |
| 9am to 10am | 164 | 95% | |
| 10am to 11am | 22 | 91% | |
| 1pm to 2pm | 20 | 70% | |
| 2pm to 3pm | 70 | 90% | |
| 3pm to 4pm | 38 | 92% | |
| 4pm to 5pm | 34 | 91% | |
| 5pm to 6pm | 118 | 90% | |
| 7pm to 8pm | 29 | 83% | |
| 9pm to 10pm | 51 | 82% | |
| 10pm to 11pm | 114 | 85% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 88 | 5,035 | |
| September 2025 | 77 | 4,607 | |
| October 2025 | 78 | 4,541 | |
| November 2025 | 74 | 4,131 | |
| December 2025 | 63 | 3,465 | |
| January 2026 | 49 | 2,533 | |
| February 2026 | 43 | 2,545 | |
| March 2026 | 63 | 3,462 | |
| April 2026 | 72 | 3,679 | |
| May 2026 | 62 | 3,896 | |
| June 2026 | 74 | 3,973 | |
| July 2026 | 85 | 4,129 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.