There are
2,220 mi
from Vacaville, CA to Tupelo, MS
That's the driving distance. It would take 1 day 15 hours to go from Vacaville, California to Tupelo, Mississippi.
The flight distance (direct flight from Vacaville, CA to Tupelo, MS) is 1,864.52 mi.
2,220 mi = 3.22 kms