Originfacts

Airport guide

Sonoma County AirportIATA code STS

Sonoma County Airport (STS/KSTS) is the primary air passenger gateway serving Santa Rosa, United States in North America. The airfield connects travelers with essential regional transit routes and operating carrier options.

sonomacountyairport.org(official website, opens in a new tab)View map(Google Maps, opens in a new tab)
Serves
Santa Rosa, United States
Codes
STS · KSTS
IATA · ICAO
Time zone
America/Los_Angeles
Region
North America
Airport record, updated 10 Jul 2026OurAirports, 5 Oct 2026Wikidata, 5 Oct 2026Terminals and transport not yet verifiedWhere this comes from

Sonoma County Airport (STS/KSTS) is the primary air passenger gateway serving Santa Rosa, United States in North America. Operating on America/Los_Angeles local time at coordinates 38.510°, -122.810°, the airfield functions as an active commercial transit hub for scheduled regional and international flights. Travelers navigating Sonoma County Airport (STS) are encouraged to confirm terminal layouts, ground transport connections into Santa Rosa, and flight schedules with their operating carrier prior to travel.

Sonoma County Airport details

Airport record · 10 Jul 2026
IATA code
STS
ICAO code
KSTS
City
Santa Rosa
Country
United States
Region
North America
Time zone
America/Los_Angeles
Coordinates
38.509°, -122.813°
From OurAirports
Official website
sonomacountyairport.org (opens in a new tab)
From Wikidata

Codes, region and time zone come from the Originfacts airport record (last updated 10 Jul 2026). Fields marked otherwise come from the dataset named on them. None are verified by hand against Sonoma County Airport’s own pages.

STS airport facts

OurAirports · Wikidata
Size class
Medium airport
From OurAirports (5 Oct 2026); OurAirports’ own classification
Elevation
39 m (128 ft)
From OurAirports (5 Oct 2026)
Operator
County of Sonoma
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026)
Owner
County of Sonoma
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026)
Passengers, 2019
479,718
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026), citing faa.gov (opens in a new tab)
Named after
Charles M. Schulz
Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026)
Nearest airport with scheduled flights
Buchanan Field CCR · 88 km
OurAirports scheduled-service flag; straight-line distance calculated

Runways at STS

OurAirports · 5 Oct 2026

Source: OurAirports (opens in a new tab) runways data (public domain), retrieved 5 Oct 2026. Not an aeronautical source — not for navigation.

2 open runways, all lit. Longest 14/32: 1,829 m, asphalt.

Runways at STS: length, width, surface and lighting
RunwayLengthWidthSurface
14/321,829 m6,000 ft46 masphalt
02/201,586 m5,202 ft30 masphalt

Routes from STS

No route records yet

Originfacts does not track any routes from STS yet, so no route records are listed here. Check current schedules with the airlines or the airport’s own site.

Airlines with a hub at STS

Wikidata · 5 Oct 2026

Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026): airlines whose “airline hub” property names STS, with no end date and not recorded as dissolved. Community-edited; hubs change.

Where STS is

Calculated

12 km northwest

Sonoma County Airport lies 12 km northwest of Santa Rosa city centre in a straight line. Road distance is longer; transport options are not yet verified (see terminals and transport below).

Calculated from the airport coordinates (OurAirports) and the Wikidata (opens in a new tab) city-centre point.

Terminals, transport and parking at STS

Not yet verified

Terminal assignments, ground transport into Santa Rosa, parking, lounges and accessibility services have not been verified against Sonoma County Airport’s own pages yet, so none are listed here.

Check directly:sonomacountyairport.org (opens in a new tab)Map of the airport location (opens in a new tab)

Before you travel

  • Confirm your terminal with the operating airline.
  • Check the check-in and bag-drop cut-off times on your booking.
  • Allow extra time if you need to change terminals or check bags in again.
  • Check your flight status before you leave for the airport.

Airports near Santa Rosa

Calculated

Straight-line distances calculated from each airport’s coordinates in the Originfacts airport records. Road distances are longer.

Sonoma County Airport: common questions

Where is Sonoma County Airport?

Sonoma County Airport serves Santa Rosa, United States. Its coordinates in OurAirports are 38.509°, -122.813°.

What are the airport codes for Sonoma County Airport?

The IATA code is STS and the ICAO code is KSTS.

What time zone is STS in?

Sonoma County Airport is in the America/Los_Angeles time zone.

What is the official website of Sonoma County Airport?

The airport’s official website is sonomacountyairport.org. For questions about a booking, contact the operating airline.

How many runways does Sonoma County Airport have?

OurAirports lists 2 open runways at STS: 14/32 (1,829 m (6,000 ft), asphalt); 02/20 (1,586 m (5,202 ft), asphalt).

How many passengers use Sonoma County Airport?

Wikidata records 479,718 passengers for 2019, the latest year it holds.

Who operates Sonoma County Airport?

Per Wikidata, STS is operated by County of Sonoma, which also owns it.

Which airlines have a hub at STS?

Wikidata lists STS as a hub of Avelo Airlines.

How far is STS from Santa Rosa city centre?

Sonoma County Airport is about 12 km northwest of Santa Rosa city centre in a straight line, calculated from coordinates. The distance by road is longer.

What is the elevation of Sonoma County Airport?

OurAirports gives STS’s elevation as 39 m (128 ft) above sea level.

Sources

Nothing on this page is verified by hand yet. Each section comes from the dataset below, with its date where the dataset has one. Terminal, transport and parking details are left out until they can be read from Sonoma County Airport’s own pages.

Background reading:Wikipedia (opens in a new tab)Wikidata (opens in a new tab)