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

Distance from Cornwall, ON to Mountain, ON

Distance

83 km

Time

1 hour 9 mins

Gas Cost

$6 - $15

There are 60.10 km (37.34 miles) from Cornwall to Mountain in west direction and 83.69 km (52 miles) by car, following the 401 route.

Cornwall and Mountain are 1 hour 9 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Mountain, ON. The halfway point is Morrisburg, ON.

Cornwall, ON and Mountain, ON are in the same time zone (EDT). Current time in both locations is 9:26 am.

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Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Mountain, 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 7.40 liters of gas to cover the route between Cornwall, ON and Mountain, ON.

The estimated cost of gas to go from Cornwall to Mountain is $11.18.

During the route, an average car will release 177.02 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 3, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Cornwall, ON and Mountain, ON

If you want to meet halfway between Cornwall, ON and Mountain, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.945869 and -75.127937, or 44º 56' 45.1284" N, 75º 7' 40.5732" W. This location is 25.83 miles away from Cornwall, ON and Mountain, ON and it would take approximately 34 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Morrisburg, ON, situated 31 miles from Cornwall, ON and 24 miles from Mountain, ON. It would take 34 minutes to go from Cornwall to Morrisburg and 36 minutes to go from Mountain to Morrisburg.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	37.34 mi	60.10 km	32.45 nautical mi
Driving distance	52 mi	83.15 km	44.90 nautical mi

Road Trip Tips