Southwest Airlines (NYSE: LUV) has announced that it will begin operating services to Charles M. Schulz-Sonoma County Airport (STS) on April 7, 2026, which will add a 14th California destination to the carrier’s network and expand access to the state’s Wine Country. Initial nonstop services from STS will connect the facility to San Diego International Airport (SAN) and Harry Reid International Airport (LAS) in Las Vegas. Flights to Burbank Airport (BUR) will operate five times per week, while services to Denver International Airport (DEN) will operate on Sundays.