There are
2,340 mi
from Dayton, OH to Suisun City, CA
That's the driving distance. It would take 1 day 16 hours to go from Dayton, Ohio to Suisun City, California.
The flight distance (direct flight from Dayton, OH to Suisun City, CA) is 2,019.90 mi.
2,340 mi = 3.22 kms