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

Distance from Cornwall, ON to Coldwater, ON

Distance

509 km

Time

6 hours 38 mins

Gas Cost

$38 - $92

There are 388.72 km (241.54 miles) from Cornwall to Coldwater in west direction and 508.55 km (316 miles) by car, following the 401 route.

Cornwall and Coldwater are 6 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Coldwater, ON. The halfway point is Belleville, ON.

Cornwall, ON and Coldwater, ON are in the same time zone (EDT). Current time in both locations is 6:12 pm.

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Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Coldwater, 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 45.30 liters of gas to cover the route between Cornwall, ON and Coldwater, ON.

The estimated cost of gas to go from Cornwall to Coldwater is $68.40.

During the route, an average car will release 1,083.56 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 Coldwater, ON

If you want to meet halfway between Cornwall, ON and Coldwater, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.210793 and -77.332817, or 44º 12' 38.8548" N, 77º 19' 58.1412" W. This location is 158.13 miles away from Cornwall, ON and Coldwater, ON and it would take approximately 3 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Belleville, ON, situated 160 miles from Cornwall, ON and 161 miles from Coldwater, ON. It would take 2 hours 41 mins to go from Cornwall to Belleville and 3 hours 9 mins to go from Coldwater to Belleville.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	241.54 mi	388.72 km	209.89 nautical mi
Driving distance	316 mi	508.98 km	274.83 nautical mi

Road Trip Tips