There are
1,958 mi
from Danbury, CT to Casper, WY
That's the driving distance. It would take 1 day 11 hours to go from Danbury, Connecticut to Casper, Wyoming.
The flight distance (direct flight from Danbury, CT to Casper, WY) is 1,676.09 mi.
1,958 mi = 1.61 kms