It is 429.85 miles according to MapQuest.
43 minutes
how long would it take to drive from san antonio, Texas to Boston, Massachusetts
2-4 hours
4 hours
It is 277.70 miles according to MapQuest.
I don't understand what "at" is.
About 2 hours 15 minutes
1 and half hours - 2 hours
MapQuest estimates the driving time as 5.5 hours.
It is 321 kilometers according to Google Maps.
2 hours or less
about 12 hours...