Distance between cities › Canada › Ontario › Saint Augustine, ON › Distance from Saint Augustine to Smiths Falls Book Hotels

Distance from Saint Augustine, ON to Smiths Falls, ON

Distance

549 km

Time

7 hours 27 mins

Gas Cost

$41 - $100

Helpful Inaccurate

There are 451.29 km (280.42 miles) from Saint Augustine to Smiths Falls in northeast direction and 548.79 km (341 miles) by car, following the 401 route.

Saint Augustine and Smiths Falls are 7 hours 27 mins far apart, if you drive non-stop .

This is the fastest route from Saint Augustine, ON to Smiths Falls, ON. The halfway point is Bowmanville, ON.

Saint Augustine, ON and Smiths Falls, ON are in the same time zone (EDT). Current time in both locations is 1:53 am.

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Lowest Price Rental Cars in Saint Augustine, ON

Planning on renting a car to go from Saint Augustine, ON to Smiths Falls, ON? Here there are some offers to rent a car in Saint Augustine, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Saint Augustine »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 48.88 liters of gas to cover the route between Saint Augustine, ON and Smiths Falls, ON.

The estimated cost of gas to go from Saint Augustine to Smiths Falls is $73.81.

During the route, an average car will release 1,169.15 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.13 kilograms of CO₂ per kilometer.

Average Canada gas price used for calculation is $1.51 per liter of regular gas. Price last updated on March 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Saint Augustine, ON and Smiths Falls, ON

If you want to meet halfway between Saint Augustine, ON and Smiths Falls, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.894146 and -78.667366, or 43º 53' 38.9256" N, 78º 40' 2.5176" W. This location is 170.62 miles away from Saint Augustine, ON and Smiths Falls, ON and it would take approximately 3 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Bowmanville, ON, situated 172 miles from Saint Augustine, ON and 174 miles from Smiths Falls, ON. It would take 3 hours 23 mins to go from Saint Augustine to Bowmanville and 3 hours 12 mins to go from Smiths Falls to Bowmanville.

Major City Closest to Halfway Point

The major city closest to the halfway point between Saint Augustine, ON and Smiths Falls, ON is Oshawa, ON, situated 162 miles from Saint Augustine, ON and 184 miles from Smiths Falls, ON. It would take 3 hours 13 mins to go from Saint Augustine to and 3 hours 21 mins to go from Smiths Falls to Oshawa.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Saint Augustine, ON and Smiths Falls, ON in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	280.42 mi	451.29 km	243.68 nautical mi
Driving distance	341 mi	549.19 km	296.54 nautical mi

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