If you go I-44 it will take 15 hours and 2 Min's
It is an estimated 15 hours and 4 minutes according to Google Maps.
18 hours driving
MapQuest estimates the driving time as 13.75 hours.
MapQuest estimates the driving time as 4.25 hours.
Driving directions to San Antonio, TX274 mi - about 4 hours 18 mins
18 hours and 14 minutes
It takes 15 hours
10 hours
About 15 hours 33 minutes.
Google estimates the driving time as 16 hours and 15 minutes.
By car that trip requires about 19.5 hours of driving time.
MapQuest estimates the driving time as 21 hours and 13 minutes.