There are
2,967 mi
from Danbury, CT to St Helens, OR
That's the driving distance. It would take 2 days 4 hours to go from Danbury, Connecticut to St Helens, Oregon.
The flight distance (direct flight from Danbury, CT to St Helens, OR) is 2,448.32 mi.
2,967 mi = 3.22 kms