Distance between cities › Canada › Ontario › Harrowsmith, ON › Distance from Harrowsmith to Thurso Book Hotels

Distance from Harrowsmith, ON to Thurso, QC

Distance

203 km

Time

3 hours 17 mins

Gas Cost

$15 - $37

There are 173.50 km (107.81 miles) from Harrowsmith to Thurso in northeast direction and 202.78 km (126 miles) by car and ferry, following the Westport Road route.

Harrowsmith and Thurso are 3 hours 17 mins far apart, if you drive non-stop for 3 hours 9 mins and take a ferry for 7 minutes .

This is the fastest route from Harrowsmith, ON to Thurso, QC. The halfway point is Carleton Place, ON.

Harrowsmith, ON and Thurso, QC are in the same time zone (EDT). Current time in both locations is 7:27 am.

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Lowest Price Rental Cars in Harrowsmith, ON

Planning on renting a car to go from Harrowsmith, ON to Thurso, QC? Here there are some offers to rent a car in Harrowsmith, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrowsmith »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 18.10 liters of gas to cover the route between Harrowsmith, ON and Thurso, QC.

The estimated cost of gas to go from Harrowsmith to Thurso is $27.33.

During the route, an average car will release 432.90 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 Harrowsmith, ON and Thurso, QC

If you want to meet halfway between Harrowsmith, ON and Thurso, QC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.130074 and -76.179878, or 45º 7' 48.2664" N, 76º 10' 47.5608" W. This location is 63.18 miles away from Harrowsmith, ON and Thurso, QC and it would take approximately 1 hour 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Carleton Place, ON, situated 74 miles from Harrowsmith, ON and 63 miles from Thurso, QC. It would take 1 hour 35 mins to go from Harrowsmith to Carleton Place and 1 hour 10 mins to go from Thurso to Carleton Place.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Harrowsmith, ON and Thurso, QC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	107.81 mi	173.50 km	93.68 nautical mi
Driving distance	126 mi	203.34 km	109.80 nautical mi

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