25
The shortest time is about 16 hours.
MapQuest estimates the driving time as 6 hours and 47 minutes.
It is a five hour drive.
About three hours.
It takes 22 hours, 7 minutes and 49 seconds to drive from St Louis to Phoenix!
20 hours and 6 minutes
MapQuest estimates the driving time as 8 hours and 1 minute.
It is 215 miles and 3.75 hours of driiviing time.
MapQuest estimates the driving time as 3 hours and 7 minutes.
It is 9 hours and 25 minutes according to MapQuest.
27 hours