There are
1,714 mi
from Bethlehem, PA to Arvada, CO
That's the driving distance. It would take 1 day 6 hours to go from Bethlehem, Pennsylvania to Arvada, Colorado.
The flight distance (direct flight from Bethlehem, PA to Arvada, CO) is 1,561.47 mi.
1,714 mi = 1.61 kms