Miles between Longmont, CO and Simpsonville, SC

There are
1,540 mi
from Longmont, CO to Simpsonville, SC

That's the driving distance. It would take 1 day 4 hours to go from Longmont, Colorado to Simpsonville, South Carolina.

The flight distance (direct flight from Longmont, CO to Simpsonville, SC) is 1,303.95 mi.

1,540 mi = 1.61 kms