Are there nonstop flights from Jacksonville (JAX) to San Antonio (SAT)?

No. The fastest connection is via Houston, about 2h 54m of total flying time.

What is the fastest connection from Jacksonville (JAX) to San Antonio (SAT)?

via Houston ≈ 2h 54m, via New Orleans ≈ 2h 54m, via Houston ≈ 2h 55m (estimated flying time, excluding layovers).

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

Jacksonville International Airport (JAX) to San Antonio International Airport (SAT)・1,618 km

No nonstop flights. The fastest connection is via Houston (HOU), about 2h 54m of flying time (layover not included).

With milesANA 15,000 miles+ (via IAH)JAL 15,000 miles+ (via DFW)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

21 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.