Distance between cities › Canada › Quebec › Thurso, QC › Distance from Thurso to Cornwall Book Hotels

Distance from Thurso, QC to Cornwall, ON

Distance

113 km

Time

1 hour 54 mins

Gas Cost

$9 - $20

There are 75.56 km (46.95 miles) from Thurso to Cornwall in southeast direction and 112.65 km (70 miles) by car and ferry, following the 138 route.

Thurso and Cornwall are 1 hour 54 mins far apart, if you drive non-stop for 1 hour 47 mins and take a ferry for 7 minutes .

This is the fastest route from Thurso, QC to Cornwall, ON. The halfway point is Casselman, ON.

Thurso, QC and Cornwall, ON are in the same time zone (EDT). Current time in both locations is 6:15 am.

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Lowest Price Rental Cars in Thurso, QC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Thurso »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 10.02 liters of gas to cover the route between Thurso, QC and Cornwall, ON.

The estimated cost of gas to go from Thurso to Cornwall is $15.13.

During the route, an average car will release 239.71 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 4, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Thurso, QC and Cornwall, ON

If you want to meet halfway between Thurso, QC and Cornwall, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.332050 and -75.005913, or 45º 19' 55.38" N, 75º 0' 21.2868" W. This location is 34.98 miles away from Thurso, QC and Cornwall, ON and it would take approximately 57 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Casselman, ON, situated 43 miles from Thurso, QC and 32 miles from Cornwall, ON. It would take 1 hour to go from Thurso to Casselman and 42 minutes to go from Cornwall to Casselman.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	46.95 mi	75.56 km	40.80 nautical mi
Driving distance	70 mi	112.60 km	60.80 nautical mi

Road Trip Tips