There are
2,276 mi
from Middletown, OH to Roseville, CA
That's the driving distance. It would take 1 day 15 hours to go from Middletown, Ohio to Roseville, California.
The flight distance (direct flight from Middletown, OH to Roseville, CA) is 1,963.81 mi.
2,276 mi = 3,663.58 kms