Distance between cities › Canada › Ontario › Cornwall, ON › Distance from Cornwall to Cobalt Book Hotels

Distance from Cornwall, ON to Cobalt, ON

Distance

602 km

Time

8 hours 26 mins

Gas Cost

$45 - $109

There are 463.66 km (288.10 miles) from Cornwall to Cobalt in northwest direction and 601.89 km (374 miles) by car, following the 17 route.

Cornwall and Cobalt are 8 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Cobalt, ON. The halfway point is Mackey, ON.

Cornwall, ON and Cobalt, ON are in the same time zone (EDT). Current time in both locations is 9:28 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Cornwall, ON to Cobalt, ON:

Lowest Price Rental Cars in Cornwall, ON

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cornwall »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 53.60 liters of gas to cover the route between Cornwall, ON and Cobalt, ON.

The estimated cost of gas to go from Cornwall to Cobalt is $80.93.

During the route, an average car will release 1,282.06 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 Cornwall, ON and Cobalt, ON

If you want to meet halfway between Cornwall, ON and Cobalt, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.175392 and -77.788879, or 46º 10' 31.4112" N, 77º 47' 19.9644" W. This location is 187.10 miles away from Cornwall, ON and Cobalt, ON and it would take approximately 4 hours 13 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mackey, ON, situated 200 miles from Cornwall, ON and 198 miles from Cobalt, ON. It would take 3 hours 36 mins to go from Cornwall to Mackey and 3 hours 55 mins to go from Cobalt to Mackey.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	288.10 mi	463.66 km	250.36 nautical mi
Driving distance	374 mi	602.22 km	325.18 nautical mi

Road Trip Tips