There are
2,028 mi
from Irvine, CA to Gallatin, TN
That's the driving distance. It would take 1 day 11 hours to go from Irvine, California to Gallatin, Tennessee.
The flight distance (direct flight from Irvine, CA to Gallatin, TN) is 1,775.49 mi.
2,028 mi = 3,264.10 kms