There are
1,417 mi
from Oak Park, IL to San Benito, TX
That's the driving distance. It would take 1 day 1 hour to go from Oak Park, Illinois to San Benito, Texas.
The flight distance (direct flight from Oak Park, IL to San Benito, TX) is 1,223.78 mi.
1,417 mi = 2,280.53 kms