There are
1,868 mi
from Casper, WY to Knightdale, NC
That's the driving distance. It would take 1 day 10 hours to go from Casper, Wyoming to Knightdale, North Carolina.
The flight distance (direct flight from Casper, WY to Knightdale, NC) is 1,557.51 mi.
1,868 mi = 3,005.78 kms