Distance between Watauga and Round Rock is 264.32 km.
This distance is equal to 164.24 miles, and 142.63 nautical miles.
The distance line on map shows distance from Watauga to Round Rock between two cities.
If you travel with an airplane (which has average speed of 560 miles) between Watauga to Round Rock,
It takes 0.29 hours to arrive.