Charles M. Schulz Sonoma County Airport
Charles M. Schulz Sonoma County Airport (KSTS/STS) is a medium regional airport located in Santa Rosa, CA. It features 2 runways with the longest being 6,000 feet. SkyMeter has observed roughly 58 arrivals and 59 departures per day on average over the last 7 days, served by 15 carriers across 52 routes. The most active carrier is SKY West Aviation (SKW). The busiest route is to San Diego International Airport (KSAN). At the busiest hour of an average day, we calculated that a plane takes off or lands roughly every 225 seconds.
Safety incidents
Last 7 days · 20 total
Current weather
Latest METAR observation
Delays by hour
Avg minutes · local time · last 30 days
Top carriers
Share of flights
Top destinations
By flight count
Carriers
Show 30 more carriers →
XSN
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 118.500 | — |
| TWR | 118.500 | 0700-2000 |
| TWR | 363.000 | 0700-2000 |
| GND | 121.900 | 0700-2000 |
| ATIS | 120.550 | 0700-2000 |
| UNICOM | 122.950 | — |
| ASOS | 120.550 | — |
| LCL/P | 118.500 | 0700-2000 |
| EMERG | 121.500 | 0700-2000 |
| MOUNT TA | 127.800 | — |
| OTHER | 127.800 | — |
| MOUNT TA | 353.500 | — |
| OTHER | 353.500 | — |
| LCL/P | 363.000 | 0700-2000 |
Airport operations
- ARTCC:
- ZOA
- Mag var:
- 16° E
- Fuel:
- 100LL, A1
Destination network
Great-circle routes from KSTS · last 7d
Hourly traffic
Avg movements per hour · local time · last 30 days
Top routes
Click any segment for full inspection
| Route | Operator | Flights | Avg enroute |
|---|---|---|---|
STSSAN San Diego, US |
SKW
SKY West Aviation |
26 | 1h 31m |
STSPDX Portland, US |
SKW
SKY West Aviation |
24 | 1h 22m |
STSBUR Burbank, US |
SKW
SKY West Aviation |
24 | 1h 16m |
STSLAX Los Angeles, US |
QXE
Horizon AIR Industries |
20 | 1h 14m |
STSSEA Seattle, US |
ASA
Alaska Airlines |
19 | 1h 39m |
STSSNA Santa Ana, US |
SKW
SKY West Aviation |
17 | 1h 19m |
STSSAN San Diego, US |
SWA
Southwest Airlines Co. (SAN Antonio |
15 | 1h 35m |
STSPHX Phoenix, US |
SKW
SKY West Aviation |
12 | 1h 54m |
STSLAS Las Vegas, US |
ASA
Alaska Airlines |
12 | 1h 26m |
STSDFW Dallas-Fort Worth, US |
ENY
Envoy AIR |
10 | 3h 20m |
STSPDX Portland, US |
QXE
Horizon AIR Industries |
9 | 1h 17m |
STSBUR Burbank, US |
SWA
Southwest Airlines Co. (SAN Antonio |
9 | 1h 3m |
STSLAS Las Vegas, US |
SWA
Southwest Airlines Co. (SAN Antonio |
9 | 1h 28m |
STSOAK Oakland, US |
BXR
Redding Aero Enterprises |
8 | 0h 27m |
STSDEN Denver, US |
SWA
Southwest Airlines Co. (SAN Antonio |
5 | 2h 19m |
STSONT Ontario, US |
SKW
SKY West Aviation |
5 | 1h 15m |
STSSQL San Carlos, US |
XSN
Airsf Flight Service |
4 | 0h 27m |
STSLAX Los Angeles, US |
SKW
SKY West Aviation |
3 | 1h 18m |
STSAZ42 Phoenix, US |
SKW
SKY West Aviation |
3 | 2h 19m |
STSUS-2771 Half Moon Bay, US |
AHF
Aspen Helicopters |
2 | 1h 26m |
Pilot & community notes
1 comment from OurAirports (click to expand)
1
Pilot & community notes
1 comment from OurAirports (click to expand)