Distance between cities › Canada › Prince Edward Island › Cornwall, PE › Distance from Cornwall to Ajax Book Hotels

Distance from Cornwall, PE to Ajax, ON

Distance

1,532 km

Time

20 hours 7 mins

Gas Cost

$116 - $278

There are 1,267.27 km (787.44 miles) from Cornwall to Ajax in southwest direction and 1,532.10 km (952 miles) by car, following the 401 route.

Cornwall and Ajax are 20 hours 7 mins far apart, if you drive non-stop .

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

Please note the time difference between Cornwall, PE and Ajax, ON is 1 hour. The current time in Cornwall is 6:07 am and the current time in Ajax is 5:07 am.

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Lowest Price Rental Cars in Cornwall, PE

Planning on renting a car to go from Cornwall, PE to Ajax, ON? Here there are some offers to rent a car in Cornwall, PE

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 136.39 liters of gas to cover the route between Cornwall, PE and Ajax, ON.

The estimated cost of gas to go from Cornwall to Ajax is $205.95.

During the route, an average car will release 3,262.45 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Cornwall, PE and Ajax, ON

If you want to meet halfway between Cornwall, PE and Ajax, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.388390 and -70.869583, or 45º 23' 18.204" N, 70º 52' 10.4988" W. This location is 476.12 miles away from Cornwall, PE and Ajax, ON and it would take approximately 10 hours 3 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 508 miles from Cornwall, PE and 455 miles from Ajax, ON. It would take 10 hours 51 mins to go from Cornwall to Marston and 9 hours 49 mins to go from Ajax to Marston.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	787.44 mi	1,267.27 km	684.27 nautical mi
Driving distance	952 mi	1,532.47 km	827.47 nautical mi

Road Trip Tips