There are
2,087 mi
from Schaumburg, IL to Napa, CA
That's the driving distance. It would take 1 day 12 hours to go from Schaumburg, Illinois to Napa, California.
The flight distance (direct flight from Schaumburg, IL to Napa, CA) is 1,812.50 mi.
2,087 mi = 3,358.45 kms