How far is it from Perth, ON, to Smiths Falls, ON, ?

The distance between Perth, ON, and Smiths Falls, ON, is 21 km by road.

How long does it take to drive from Perth, ON, to Smiths Falls, ON, ?

The drive from Perth, ON, to Smiths Falls, ON, takes approximately 25 min by car.

The fastest route from Perth, ON, to Smiths Falls, ON, covers 21 km with a driving time of approximately 25 min.

Smiths Falls, ON lies roughly to the east of Perth, ON.

Distance: 21 kmDuration: 25 min

Driving from Perth, ON to Smiths Falls, ON takes about 25 min via CR 43. The distance is 21 km. The straight-line distance is 19 km. Driving directions

Driving directions8 · 21 km

The return trip from Smiths Falls, ON to Perth, ON covers roughly the same distance, 21 km.

No notable attractions were found along this route.

Popular destinations close by

Distance and drive time are computed from OpenStreetMap road data with the OSRM routing engine. Updated September 4, 2026.

How far is it from Perth, ON, {fromState} to Smiths Falls, ON, {toState}?: The distance between Perth, ON, {fromState} and Smiths Falls, ON, {toState} is 21 km by road.
How long does it take to drive from Perth, ON, {fromState} to Smiths Falls, ON, {toState}?: The drive from Perth, ON, {fromState} to Smiths Falls, ON, {toState} takes approximately 25 min by car.
What is the best route from Perth, ON, {fromState} to Smiths Falls, ON, {toState}?: The fastest route from Perth, ON, {fromState} to Smiths Falls, ON, {toState} covers 21 km with a driving time of approximately 25 min.
Which direction is Smiths Falls, ON from Perth, ON?: Smiths Falls, ON lies roughly to the east of Perth, ON.