Miles between Salt Lake City, UT and Boise, ID

There are
342 mi
from Salt Lake City, UT to Boise, ID

That's the driving distance. It would take 5 hours 37 mins to go from Salt Lake City, Utah to Boise, Idaho.

The flight distance (direct flight from Salt Lake City, UT to Boise, ID) is 297.21 mi.

342 mi = 549.64 kms