Distance between cities › Australia › Victoria › Tarnook, VIC › Distance from Tarnook to Williamstown Book Hotels

Distance from Tarnook, VIC to Williamstown, SA

Distance

788 km

Time

10 hours 21 mins

Gas Cost

$59 - $154

There are 664.83 km (413.11 miles) from Tarnook to Williamstown in northwest direction and 788.58 km (490 miles) by car, following the B12 route.

Tarnook and Williamstown are 10 hours 21 mins far apart, if you drive non-stop .

This is the fastest route from Tarnook, VIC to Williamstown, SA.

Please note the time difference between Tarnook, VIC and Williamstown, SA is 30 minutes. The current time in Tarnook is 4:07 am and the current time in Williamstown is 3:37 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Tarnook, VIC to Williamstown, SA:

Lowest Price Rental Cars in Tarnook, VIC

Planning on renting a car to go from Tarnook, VIC to Williamstown, SA? Here there are some offers to rent a car in Tarnook, VIC

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Tarnook »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 85.14 liters of fuel to cover the route between Tarnook, VIC and Williamstown, SA.

The estimated cost of fuel to go from Tarnook to Williamstown is $127.71.

During the route, an average car will release 2,036.55 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.58 kilograms of CO₂ per kilometer.

Average Australia gas price used for calculation is $1.50 per liter of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Tarnook, VIC and Williamstown, SA

If you want to meet halfway between Tarnook, VIC and Williamstown, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -35.158676 and 142.453066, or 35º 9' 31.2336" S, 142º 27' 11.0376" E. This location is 244.92 miles away from Tarnook, VIC and Williamstown, SA and it would take approximately 5 hours 10 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Tarnook, VIC and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	413.11 mi	664.83 km	358.98 nautical mi
Driving distance	490 mi	788.33 km	425.67 nautical mi

Road Trip Tips