Miles between Round Rock, TX and Harlingen, TX

There are
327 mi
from Round Rock, TX to Harlingen, TX

That's the driving distance. It would take 6 hours 11 mins to go from Round Rock, Texas to Harlingen, Texas.

The flight distance (direct flight from Round Rock, TX to Harlingen, TX) is 298.33 mi.

327 mi = 526.72 kms