It is 7.5 hours.
About 3.5 hours.
what is the driving distance from Oklahoma City to Galveston 494 mi - about 7 hours 39 mins
Amarillo
The shortest driving distance is 297 miles.
6 to 6 and 1/2 hours
MapQuest estimates the driving time as 7 hours and 9 minutes.
Oklahoma borders Texas to the south. Oklahoma City is the capital city of Oklahoma.
Austin TX is practically due south of Oklahoma City OK.
The eastern border of Texas is shared with Arkansas whose capital is in Little Rock an with Louisiana whose capital is in Baton Rouge.
MapQuest estimates the driving time as 3 hours and 22 minutes.
MapQuest estimates the driving time as 6 hours and 14 minutes.