Miles between St Louis, MO and Boise, ID

There are
1,621 mi
from St Louis, MO to Boise, ID

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

The flight distance (direct flight from St Louis, MO to Boise, ID) is 1,392.11 mi.

1,621 mi = 1.61 kms