Miles between St Charles, MO and Irving, TX

There are
636 mi
from St Charles, MO to Irving, TX

That's the driving distance. It would take 11 hours 57 mins to go from St Charles, Missouri to Irving, Texas.

The flight distance (direct flight from St Charles, MO to Irving, TX) is 547.89 mi.

636 mi = 1,024.07 kms