The shortest distance is 371 miles.
to long to walk
Only about an hour
5 and 1/2 hours
If you are asking about the Cornwall in England, then you can't drive from there to Los Angeles, because of the ocean.
A drive from Las Vegas to Los Angeles would take about 70 hours.
You can't really drive that.
Los Angeles is in California, so you answer would be no time at all.
A long time
few days
50 hours
Approximately 2,512 miles.
35 minutes