There are
712 mi
from Layton, UT to Suisun City, CA
That's the driving distance. It would take 12 hours 12 mins to go from Layton, Utah to Suisun City, California.
The flight distance (direct flight from Layton, UT to Suisun City, CA) is 569.63 mi.
712 mi = 1,146.33 kms