There are
2,920 mi
from New Britain, CT to Oroville, CA
That's the driving distance. It would take 2 days 3 hours to go from New Britain, Connecticut to Oroville, California.
The flight distance (direct flight from New Britain, CT to Oroville, CA) is 2,529.21 mi.
2,920 mi = 4,699.40 kms