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

Distance from McGrath, ON to Cornwall, ON

Distance

235 km

Time

3 hours 20 mins

Gas Cost

$18 - $43

There are 192.47 km (119.60 miles) from McGrath to Cornwall in southeast direction and 234.96 km (146 miles) by car, following the 417 route.

McGrath and Cornwall are 3 hours 20 mins far apart, if you drive non-stop .

This is the fastest route from McGrath, ON to Cornwall, ON. The halfway point is Ottawa, ON.

McGrath, ON and Cornwall, ON are in the same time zone (EDT). Current time in both locations is 7:43 am.

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Lowest Price Rental Cars in McGrath, ON

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in McGrath »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 20.93 liters of gas to cover the route between McGrath, ON and Cornwall, ON.

The estimated cost of gas to go from McGrath to Cornwall is $31.60.

During the route, an average car will release 500.58 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 McGrath, ON and Cornwall, ON

If you want to meet halfway between McGrath, 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 45.325211 and -75.873474, or 45º 19' 30.7596" N, 75º 52' 24.5064" W. This location is 73.05 miles away from McGrath, ON and Cornwall, ON and it would take approximately 1 hour 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ottawa, ON, situated 84 miles from McGrath, ON and 65 miles from Cornwall, ON. It would take 1 hour 43 mins to go from McGrath to Ottawa and 1 hour 13 mins to go from Cornwall to Ottawa.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	119.60 mi	192.47 km	103.93 nautical mi
Driving distance	146 mi	235.14 km	126.96 nautical mi

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