Are there nonstop flights from Santa Rosa (STS) to San Antonio (SAT)?

No. The fastest connection is via Las Vegas, about 3h 52m of total flying time.

What is the fastest connection from Santa Rosa (STS) to San Antonio (SAT)?

via Las Vegas ≈ 3h 52m, via Phoenix ≈ 3h 55m, via San Francisco ≈ 3h 55m (estimated flying time, excluding layovers).

from 15,000 JAL miles (economy, one way, based on the published award charts).

Charles M. Schulz Sonoma County Airport (STS) to San Antonio International Airport (SAT)・2,446 km

No nonstop flights. The fastest connection is via Las Vegas (LAS), about 3h 52m of flying time (layover not included).

With milesJAL 15,000 miles+ (via PHX)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

9 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.