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

Distance from Clinton, ON to Cornwall, ON

Distance

627 km

Time

7 hours 59 mins

Gas Cost

$47 - $114

There are 563.55 km (350.17 miles) from Clinton to Cornwall in northeast direction and 627.64 km (390 miles) by car, following the 401 route.

Clinton and Cornwall are 7 hours 59 mins far apart, if you drive non-stop .

This is the fastest route from Clinton, ON to Cornwall, ON. The halfway point is Grafton, ON.

Clinton, ON and Cornwall, ON are in the same time zone (EDT). Current time in both locations is 3:02 am.

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Lowest Price Rental Cars in Clinton, ON

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Clinton »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 55.82 liters of gas to cover the route between Clinton, ON and Cornwall, ON.

The estimated cost of gas to go from Clinton to Cornwall is $84.28.

During the route, an average car will release 1,335.13 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 Clinton, ON and Cornwall, ON

If you want to meet halfway between Clinton, ON 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 43.997795 and -78.082069, or 43º 59' 52.062" N, 78º 4' 55.4484" W. This location is 194.85 miles away from Clinton, ON and Cornwall, ON and it would take approximately 3 hours 59 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Grafton, ON, situated 196 miles from Clinton, ON and 191 miles from Cornwall, ON. It would take 3 hours 36 mins to go from Clinton to Grafton and 3 hours 11 mins to go from Cornwall to Grafton.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	350.17 mi	563.55 km	304.29 nautical mi
Driving distance	390 mi	627.15 km	338.64 nautical mi

Road Trip Tips