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

Distance from Cornwall, ON to Corunna, ON

Distance

729 km

Time

8 hours 51 mins

Gas Cost

$55 - $132

There are 661.78 km (411.21 miles) from Cornwall to Corunna in southwest direction and 729.03 km (453 miles) by car, following the 401 route.

Cornwall and Corunna are 8 hours 51 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Corunna, ON. The halfway point is Clarington, ON.

Cornwall, ON and Corunna, ON are in the same time zone (EDT). Current time in both locations is 12:41 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Corunna, 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 64.86 liters of gas to cover the route between Cornwall, ON and Corunna, ON.

The estimated cost of gas to go from Cornwall to Corunna is $97.94.

During the route, an average car will release 1,551.53 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 Corunna, ON

If you want to meet halfway between Cornwall, ON and Corunna, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.915630 and -78.634033, or 43º 54' 56.268" N, 78º 38' 2.5188" W. This location is 226.43 miles away from Cornwall, ON and Corunna, ON and it would take approximately 4 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Clarington, ON, situated 224 miles from Cornwall, ON and 233 miles from Corunna, ON. It would take 3 hours 44 mins to go from Cornwall to Clarington and 3 hours 54 mins to go from Corunna to Clarington.

Major City Closest to Halfway Point

The major city closest to the halfway point between Cornwall, ON and Corunna, ON is Oshawa, ON, situated 237 miles from Cornwall, ON and 219 miles from Corunna, ON. It would take 3 hours 56 mins to go from Cornwall to and 3 hours 41 mins to go from Corunna to Oshawa.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	411.21 mi	661.78 km	357.34 nautical mi
Driving distance	453 mi	728.80 km	393.52 nautical mi

Road Trip Tips