About 7 hours and 11 minutes, in good traffic.
The drive from Zion, IL to Dodgeville, WI takes about 3 hours; with a distance of 159.65 miles according of MapQuest.
A long time
A drive from Las Vegas to Los Angeles would take about 70 hours.
If you are asking about the Cornwall in England, then you can't drive from there to Los Angeles, because of the ocean.
few days
50 hours
One side of North America to the other is about 73 hours.
about 45 mins
37 hours
298 mi, 5 hours 39 minsU.S. 89
Google Maps estimates the driving time as 1 hour and 11 minutes.
About 8 hours of driving time.