Miles between St Charles, MO and Boise, ID

There are
1,599 mi
from St Charles, MO to Boise, ID

That's the driving distance. It would take 1 day 3 hours to go from St Charles, Missouri to Boise, Idaho.

The flight distance (direct flight from St Charles, MO to Boise, ID) is 1,372.27 mi.

1,599 mi = 2,573.51 kms