Miles between Harlingen, TX and Gretna, LA

There are
681 mi
from Harlingen, TX to Gretna, LA

That's the driving distance. It would take 13 hours 10 mins to go from Harlingen, Texas to Gretna, Louisiana.

The flight distance (direct flight from Harlingen, TX to Gretna, LA) is 532.10 mi.

681 mi = 1,096.46 kms