Are there nonstop flights from Santa Rosa (STS) to Houston (IAH)?

No. The fastest connection is via Las Vegas, about 4h 10m of total flying time.

What is the fastest connection from Santa Rosa (STS) to Houston (IAH)?

via Las Vegas ≈ 4h 10m, via Austin ≈ 4h 11m, via San Francisco ≈ 4h 12m (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 George Bush Intercontinental Airport (IAH)・2,685 km

No nonstop flights. The fastest connection is via Las Vegas (LAS), about 4h 10m 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.

14 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.