Miles between Naperville, IL and St Ann, MO

There are
285 mi
from Naperville, IL to St Ann, MO

That's the driving distance. It would take 5 hours 26 mins to go from Naperville, Illinois to St Ann, Missouri.

The flight distance (direct flight from Naperville, IL to St Ann, MO) is 242.18 mi.

285 mi = 459.14 kms