Santa Rosa (STS) to Phoenix (PHX) flights
SkyWest Airlines, Envoy Air fly nonstop from Charles M. Schulz Sonoma County Airport to Phoenix Sky Harbor International Airport, with about 14 flights a week in July 2026. The 699-mile flight takes about 2h 7m gate to gate.
- Distance
- 699 mi · 1,125 km
- Flight time
- 2h 7m
- Airlines
- 2
- Seats filled
- 78%
Airlines flying STS to PHX
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| SkyWest Airlines | 7 | Bombardier CRJ700, Embraer E175 | 14,040 | 2h 10m |
| Envoy Air | 7 | Embraer E175 | 25,137 | 2h 5m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
STS to PHX flight schedule
3 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 12:58pm and the last at 4:08pm. 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) |
|---|---|---|---|---|
| AA 4989American Airlines · operated by SkyWest Airlines | 12:58pm | 3:14pm | 27 | 56% |
| AA 3514American Airlines · operated by Envoy Air | 1:00pm | 3:09pm | 4 | 49% |
| AA 6459American Airlines · operated by SkyWest Airlines | 4:08pm | 6:23pm | 31 | 78% |
Is STS to PHX on time?
From September 2025 to August 2026, 75% of 693 flights arrived within 15 minutes of schedule and 0.4% were cancelled. Flights leaving around 4pm were the most punctual (80%), those around 1pm the least (60%). Most delay time was caused by late-arriving aircraft (64%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| American Airlines | 693 | 75% | 19 min | 0.4% |
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 |
|---|---|---|---|
| 12pm to 1pm | 229 | 76% | |
| 1pm to 2pm | 132 | 60% | |
| 4pm to 5pm | 329 | 80% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 62 | 2,937 | |
| September 2025 | 55 | 2,613 | |
| October 2025 | 61 | 3,783 | |
| November 2025 | 50 | 3,200 | |
| December 2025 | 48 | 3,188 | |
| January 2026 | 62 | 3,191 | |
| February 2026 | 55 | 3,270 | |
| March 2026 | 62 | 4,228 | |
| April 2026 | 56 | 3,214 | |
| May 2026 | 59 | 3,210 | |
| June 2026 | 59 | 3,270 | |
| July 2026 | 62 | 3,403 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.