How far is it from St. Charles, MO to St. Ann, MO?

The distance between St. Charles, MO and St. Ann, MO is 16 km by road.

How long does it take to drive from St. Charles, MO to St. Ann, MO?

The drive from St. Charles, MO to St. Ann, MO takes approximately 20 min by car.

The fastest route from St. Charles, MO to St. Ann, MO covers 16 km with a driving time of approximately 20 min.

St. Ann, MO lies roughly to the south-east of St. Charles, MO.

Distance: 16 kmDrive time: 20 min

Driving from St. Charles, MO to St. Ann, MO takes about 20 min via I 70. The distance is 16 km. The straight-line distance is 14 km. Driving directions

Driving directions14 · 16 km

The return trip from St. Ann, MO to St. Charles, MO covers roughly the same distance, 16 km.

No notable attractions were found along this route.

Distance and drive time are computed from OpenStreetMap road data with the OSRM routing engine. Updated 3 September 2026.

How far is it from St. Charles, MO to St. Ann, MO?: The distance between St. Charles, MO and St. Ann, MO is 16 km by road.
How long does it take to drive from St. Charles, MO to St. Ann, MO?: The drive from St. Charles, MO to St. Ann, MO takes approximately 20 min by car.
What is the best route from St. Charles, MO to St. Ann, MO?: The fastest route from St. Charles, MO to St. Ann, MO covers 16 km with a driving time of approximately 20 min.
Which direction is St. Ann, MO from St. Charles, MO?: St. Ann, MO lies roughly to the south-east of St. Charles, MO.