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

Distance from Cornwall, ON to McAdam, NB

Distance

762 km

Time

10 hours 51 mins

Gas Cost

$58 - $138

There are 582.38 km (361.88 miles) from Cornwall to McAdam in east direction and 761.22 km (473 miles) by car, following the 10 route.

Cornwall and McAdam are 10 hours 51 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to McAdam, NB. The halfway point is Marston, QC.

Please note the time difference between Cornwall, ON and McAdam, NB is 1 hour. The current time in Cornwall is 7:19 pm and the current time in McAdam is 8:19 pm.

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

Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to McAdam, NB? 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 67.81 liters of gas to cover the route between Cornwall, ON and McAdam, NB.

The estimated cost of gas to go from Cornwall to McAdam is $102.39.

During the route, an average car will release 1,621.95 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 3, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Cornwall, ON and McAdam, NB

If you want to meet halfway between Cornwall, ON and McAdam, NB or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.365620 and -70.746056, or 45º 21' 56.232" N, 70º 44' 45.8016" W. This location is 236.70 miles away from Cornwall, ON and McAdam, NB and it would take approximately 5 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 Marston, QC, situated 215 miles from Cornwall, ON and 268 miles from McAdam, NB. It would take 4 hours 24 mins to go from Cornwall to Marston and 5 hours 49 mins to go from McAdam to Marston.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	361.88 mi	582.38 km	314.46 nautical mi
Driving distance	473 mi	761.88 km	411.38 nautical mi

Road Trip Tips