There are
1,481 mi
from Boynton Beach, FL to San Juan, TX
That's the driving distance. It would take 1 day 3 hours to go from Boynton Beach, Florida to San Juan, Texas.
The flight distance (direct flight from Boynton Beach, FL to San Juan, TX) is 1,119.21 mi.
1,481 mi = 1.61 kms