Miles between Arlington Heights, IL and St Peters, MO

There are
322 mi
from Arlington Heights, IL to St Peters, MO

That's the driving distance. It would take 6 hours 10 mins to go from Arlington Heights, Illinois to St Peters, Missouri.

The flight distance (direct flight from Arlington Heights, IL to St Peters, MO) is 267.09 mi.

322 mi = 518.46 kms