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

Distance from Cornwall, ON to Plaster Rock, NB

Distance

767 km

Time

10 hours 1 min

Gas Cost

$58 - $139

There are 604.21 km (375.44 miles) from Cornwall to Plaster Rock in northeast direction and 767.66 km (477 miles) by car, following the 20 route.

Cornwall and Plaster Rock are 10 hours 1 min far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Plaster Rock, NB. The halfway point is Saint-Michel-de-Bellechasse, QC.

Please note the time difference between Cornwall, ON and Plaster Rock, NB is 1 hour. The current time in Cornwall is 5:00 pm and the current time in Plaster Rock is 6:00 pm.

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Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Plaster Rock, 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 68.30 liters of gas to cover the route between Cornwall, ON and Plaster Rock, NB.

The estimated cost of gas to go from Cornwall to Plaster Rock is $103.14.

During the route, an average car will release 1,633.85 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 Plaster Rock, NB

If you want to meet halfway between Cornwall, ON and Plaster Rock, NB or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.820721 and -71.035126, or 46º 49' 14.5956" N, 71º 2' 6.4536" W. This location is 238.44 miles away from Cornwall, ON and Plaster Rock, NB and it would take approximately 5 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Saint-Michel-de-Bellechasse, QC, situated 240 miles from Cornwall, ON and 232 miles from Plaster Rock, NB. It would take 4 hours 10 mins to go from Cornwall to Saint-Michel-de-Bellechasse and 4 hours 25 mins to go from Plaster Rock to Saint-Michel-de-Bellechasse.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	375.44 mi	604.21 km	326.25 nautical mi
Driving distance	477 mi	767.47 km	414.40 nautical mi

Road Trip Tips