Miles between Katy, TX and Gretna, LA

There are
379 mi
from Katy, TX to Gretna, LA

That's the driving distance. It would take 7 hours 9 mins to go from Katy, Texas to Gretna, Louisiana.

The flight distance (direct flight from Katy, TX to Gretna, LA) is 345.88 mi.

379 mi = 610.70 kms