Miles between St Charles, MO and San Juan, TX

There are
1,150 mi
from St Charles, MO to San Juan, TX

That's the driving distance. It would take 20 hours 48 mins to go from St Charles, Missouri to San Juan, Texas.

The flight distance (direct flight from St Charles, MO to San Juan, TX) is 976.94 mi.

1,150 mi = 1,850.71 kms