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

Distance from Cornwall, ON to Roberval, QC

Distance

547 km

Time

7 hours 47 mins

Gas Cost

$41 - $99

There are 433.23 km (269.20 miles) from Cornwall to Roberval in northeast direction and 547.18 km (340 miles) by car, following the 40 route.

Cornwall and Roberval are 7 hours 47 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Roberval, QC. The halfway point is Laurierville, QC.

Cornwall, ON and Roberval, QC are in the same time zone (EDT). Current time in both locations is 11:35 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Roberval, QC? 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 48.71 liters of gas to cover the route between Cornwall, ON and Roberval, QC.

The estimated cost of gas to go from Cornwall to Roberval is $73.55.

During the route, an average car will release 1,165.18 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 Roberval, QC

If you want to meet halfway between Cornwall, ON and Roberval, QC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.394592 and -71.838379, or 46º 23' 40.5312" N, 71º 50' 18.1644" W. This location is 170.04 miles away from Cornwall, ON and Roberval, QC and it would take approximately 3 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Laurierville, QC, situated 190 miles from Cornwall, ON and 213 miles from Roberval, QC. It would take 3 hours 33 mins to go from Cornwall to Laurierville and 4 hours 9 mins to go from Roberval to Laurierville.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	269.20 mi	433.23 km	233.92 nautical mi
Driving distance	340 mi	547.32 km	295.53 nautical mi

Road Trip Tips