There are
1,143 mi
from Deerfield Beach, FL to Galveston, TX
That's the driving distance. It would take 21 hours 14 mins to go from Deerfield Beach, Florida to Galveston, Texas.
The flight distance (direct flight from Deerfield Beach, FL to Galveston, TX) is 920.87 mi.
1,143 mi = 1.61 kms