There are
2,975 mi
from Warwick, RI to Marysville, CA
That's the driving distance. It would take 2 days 4 hours to go from Warwick, Rhode Island to Marysville, California.
The flight distance (direct flight from Warwick, RI to Marysville, CA) is 2,607.51 mi.
2,975 mi = 3.22 kms