Miles between St George, UT and Boulder City, NV

There are
142 mi
from St George, UT to Boulder City, NV

That's the driving distance. It would take 2 hours 42 mins to go from St George, Utah to Boulder City, Nevada.

The flight distance (direct flight from St George, UT to Boulder City, NV) is 103.92 mi.

142 mi = 227.74 kms