Miles between Boise, ID and Portland, ME

There are
2,775 mi
from Boise, ID to Portland, ME

That's the driving distance. It would take 2 days 1 hour to go from Boise, Idaho to Portland, Maine.

The flight distance (direct flight from Boise, ID to Portland, ME) is 2,269.05 mi.

2,775 mi = 3.22 kms