There are
1,402 mi
from Longmont, CO to Pascagoula, MS
That's the driving distance. It would take 1 day 1 hour to go from Longmont, Colorado to Pascagoula, Mississippi.
The flight distance (direct flight from Longmont, CO to Pascagoula, MS) is 1,150 mi.
1,402 mi = 1.61 kms