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

Distance from Cornwall, ON to Ailsa Craig, ON

Distance

626 km

Time

7 hours 56 mins

Gas Cost

$47 - $113

There are 581.78 km (361.50 miles) from Cornwall to Ailsa Craig in southwest direction and 626.03 km (389 miles) by car, following the 401 route.

Cornwall and Ailsa Craig are 7 hours 56 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, ON to Ailsa Craig, ON. The halfway point is Grafton, ON.

Cornwall, ON and Ailsa Craig, ON are in the same time zone (EDT). Current time in both locations is 12:41 am.

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Lowest Price Rental Cars in Cornwall, ON

Planning on renting a car to go from Cornwall, ON to Ailsa Craig, 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 55.69 liters of gas to cover the route between Cornwall, ON and Ailsa Craig, ON.

The estimated cost of gas to go from Cornwall to Ailsa Craig is $84.09.

During the route, an average car will release 1,332.08 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 Ailsa Craig, ON

If you want to meet halfway between Cornwall, ON and Ailsa Craig, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.997753 and -78.083351, or 43º 59' 51.9108" N, 78º 5' 0.0636" W. This location is 194.40 miles away from Cornwall, ON and Ailsa Craig, ON and it would take approximately 3 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Grafton, ON, situated 193 miles from Cornwall, ON and 198 miles from Ailsa Craig, ON. It would take 3 hours 56 mins to go from Cornwall to Grafton and 4 hours 19 mins to go from Ailsa Craig to Grafton.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	361.50 mi	581.78 km	314.14 nautical mi
Driving distance	389 mi	625.72 km	337.86 nautical mi

Road Trip Tips