Distance between cities › Canada › Ontario › Mackey, ON › Distance from Mackey to Williamstown Book Hotels

Distance from Mackey, ON to Williamstown, ON

Distance

326 km

Time

4 hours 26 mins

Gas Cost

$25 - $59

There are 274.80 km (170.75 miles) from Mackey to Williamstown in southeast direction and 325.09 km (202 miles) by car, following the 17 route.

Mackey and Williamstown are 4 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Mackey, ON to Williamstown, ON. The halfway point is Kinburn, ON.

Mackey, ON and Williamstown, ON are in the same time zone (EDT). Current time in both locations is 8:35 am.

Any questions or tips to share?

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Lowest Price Rental Cars in Mackey, ON

Planning on renting a car to go from Mackey, ON to Williamstown, ON? Here there are some offers to rent a car in Mackey, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mackey »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 28.98 liters of gas to cover the route between Mackey, ON and Williamstown, ON.

The estimated cost of gas to go from Mackey to Williamstown is $43.77.

During the route, an average car will release 693.30 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 Mackey, ON and Williamstown, ON

If you want to meet halfway between Mackey, ON and Williamstown, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.370720 and -76.236603, or 45º 22' 14.592" N, 76º 14' 11.7708" W. This location is 101.18 miles away from Mackey, ON and Williamstown, ON and it would take approximately 2 hours 13 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kinburn, ON, situated 107 miles from Mackey, ON and 103 miles from Williamstown, ON. It would take 1 hour 59 mins to go from Mackey to Kinburn and 1 hour 54 mins to go from Williamstown to Kinburn.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Mackey, ON and Williamstown, ON in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	170.75 mi	274.80 km	148.38 nautical mi
Driving distance	202 mi	325.66 km	175.84 nautical mi

Road Trip Tips