There are
2,107 mi
from Palatine, IL to Napa, CA
That's the driving distance. It would take 1 day 12 hours to go from Palatine, Illinois to Napa, California.
The flight distance (direct flight from Palatine, IL to Napa, CA) is 1,814.72 mi.
2,107 mi = 3,391.51 kms