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

Distance from Cornwall, ON to Chalk River, ON

Distance

284 km

Time

3 hours 50 mins

Gas Cost

$21 - $51

There are 239.16 km (148.61 miles) from Cornwall to Chalk River in northwest direction and 283.24 km (176 miles) by car, following the 417 route.

Cornwall and Chalk River are 3 hours 50 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Chalk River, ON. The halfway point is Kinburn, ON.

Cornwall, ON and Chalk River, ON are in the same time zone (EDT). Current time in both locations is 4:26 pm.

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Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Chalk River, 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 25.25 liters of gas to cover the route between Cornwall, ON and Chalk River, ON.

The estimated cost of gas to go from Cornwall to Chalk River is $38.13.

During the route, an average car will release 603.95 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 Chalk River, ON

If you want to meet halfway between Cornwall, ON and Chalk River, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.322266 and -76.102409, or 45º 19' 20.1576" N, 76º 6' 8.6724" W. This location is 88.14 miles away from Cornwall, ON and Chalk River, ON and it would take approximately 1 hour 55 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kinburn, ON, situated 98 miles from Cornwall, ON and 84 miles from Chalk River, ON. It would take 2 hours 12 mins to go from Cornwall to Kinburn and 1 hour 49 mins to go from Chalk River to Kinburn.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	148.61 mi	239.16 km	129.14 nautical mi
Driving distance	176 mi	283.69 km	153.18 nautical mi

Road Trip Tips