Santa Rosa (STS) to Las Vegas (LAS) flights
Horizon Air, Southwest Airlines fly nonstop from Charles M. Schulz Sonoma County Airport to Harry Reid International Airport, with about 14 flights a week in July 2026. The 454-mile flight takes about 1h 36m gate to gate.
- Distance
- 454 mi · 731 km
- Flight time
- 1h 36m
- Airlines
- 2
- Seats filled
- 77%
Airlines flying STS to LAS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Horizon Air | 7 | Embraer E175 | 7,306 | 1h 35m |
| Southwest Airlines | 7 | Boeing 737-700 / MAX 7, Boeing 737-800, Boeing 737 MAX 8 | 10,579 | 1h 28m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 14,350 | 1h 41m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
STS to LAS flight schedule
4 flight numbers flew this route in August 2026. The first usually leaves at 1:06pm and the last at 2:55pm. 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 2459Alaska Airlines · operated by Horizon Air | 1:06pm | 2:44pm | 18 | 84% |
| AS 1443Alaska Airlines | 1:40pm | 3:24pm | 13 | 54% |
| WN 4989Southwest Airlines | 1:40pm | 3:25pm | 14 | 100% |
| WN 3969Southwest Airlines | 2:55pm | 4:45pm | 14 | 50% |
Is STS to LAS on time?
From September 2025 to August 2026, 80% of 500 flights arrived within 15 minutes of schedule and 2% were cancelled. Flights leaving around 7am were the most punctual (96%), those around 3pm the least (37%). Most delay time was caused by late-arriving aircraft (51%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 353 | 81% | 14 min | 2.8% |
| Southwest Airlines | 147 | 78% | 12 min | 0% |
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 |
|---|---|---|---|
| 7am to 8am | 30 | 96% | |
| 9am to 10am | 57 | 84% | |
| 10am to 11am | 99 | 76% | |
| 11am to 12pm | 101 | 85% | |
| 12pm to 1pm | 44 | 91% | |
| 1pm to 2pm | 92 | 81% | |
| 2pm to 3pm | 32 | 72% | |
| 3pm to 4pm | 27 | 37% | |
| 4pm to 5pm | 18 | 94% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 35 | 2,444 | |
| September 2025 | 30 | 1,926 | |
| October 2025 | 30 | 1,952 | |
| November 2025 | 26 | 1,681 | |
| December 2025 | 26 | 1,682 | |
| January 2026 | 24 | 1,461 | |
| February 2026 | 24 | 1,520 | |
| March 2026 | 31 | 2,044 | |
| April 2026 | 54 | 4,112 | |
| May 2026 | 62 | 4,997 | |
| June 2026 | 60 | 4,527 | |
| July 2026 | 62 | 4,366 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.