There are
1,093 mi
from San Antonio, TX to Fernandina Beach, FL

That's the driving distance. It would take 20 hours 6 mins to go from San Antonio, Texas to Fernandina Beach, Florida.

The flight distance (direct flight from San Antonio, TX to Fernandina Beach, FL) is 1,021.24 mi.

1,093 mi = 1.61 kms