There are
1,430 mi
from Dubuque, IA to San Benito, TX
That's the driving distance. It would take 1 day 1 hour to go from Dubuque, Iowa to San Benito, Texas.
The flight distance (direct flight from Dubuque, IA to San Benito, TX) is 1,197.65 mi.
1,430 mi = 2,301.55 kms