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

Distance from Exeter, ON to Williamstown, ON

Distance

633 km

Time

8 hours 1 min

Gas Cost

$48 - $115

There are 584.75 km (363.34 miles) from Exeter to Williamstown in northeast direction and 632.47 km (393 miles) by car, following the 401 route.

Exeter and Williamstown are 8 hours 1 min far apart, if you drive non-stop .

This is the fastest route from Exeter, ON to Williamstown, ON. The halfway point is Colborne, ON.

Exeter, ON and Williamstown, ON are in the same time zone (EDT). Current time in both locations is 10:18 pm.

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Lowest Price Rental Cars in Exeter, ON

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Exeter »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 56.31 liters of gas to cover the route between Exeter, ON and Williamstown, ON.

The estimated cost of gas to go from Exeter to Williamstown is $85.03.

During the route, an average car will release 1,347.03 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 Exeter, ON and Williamstown, ON

If you want to meet halfway between Exeter, 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 44.020309 and -77.931366, or 44º 1' 13.1124" N, 77º 55' 52.9176" W. This location is 196.58 miles away from Exeter, ON and Williamstown, ON and it would take approximately 4 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Colborne, ON, situated 201 miles from Exeter, ON and 199 miles from Williamstown, ON. It would take 3 hours 33 mins to go from Exeter to Colborne and 3 hours 20 mins to go from Williamstown to Colborne.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	363.34 mi	584.75 km	315.74 nautical mi
Driving distance	393 mi	632.74 km	341.65 nautical mi

Road Trip Tips