Miles between Boise, ID and St Helens, OR

There are
456 mi
from Boise, ID to St Helens, OR

That's the driving distance. It would take 8 hours 37 mins to go from Boise, Idaho to St Helens, Oregon.

The flight distance (direct flight from Boise, ID to St Helens, OR) is 358.09 mi.

456 mi = 734.50 kms