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

Distance from Allans Flat, VIC to Williamstown, SA

Distance

884 km

Time

11 hours 21 mins

Gas Cost

$66 - $172

Helpful Inaccurate

There are 749.44 km (465.68 miles) from Allans Flat to Williamstown in northwest direction and 883.53 km (549 miles) by car, following the B12 route.

Allans Flat and Williamstown are 11 hours 21 mins far apart, if you drive non-stop .

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

Please note the time difference between Allans Flat, VIC and Williamstown, SA is 30 minutes. The current time in Allans Flat is 12:20 am (Mar 12) and the current time in Williamstown is 11:50 pm (Mar 11).

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Lowest Price Rental Cars in Allans Flat, VIC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Allans Flat »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 95.49 liters of fuel to cover the route between Allans Flat, VIC and Williamstown, SA.

The estimated cost of fuel to go from Allans Flat to Williamstown is $143.24.

During the route, an average car will release 2,284.17 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 Allans Flat, VIC and Williamstown, SA

If you want to meet halfway between Allans Flat, 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 -35.055984 and 143.007535, or 35º 3' 21.5424" S, 143º 0' 27.126" E. This location is 274.70 miles away from Allans Flat, VIC and Williamstown, SA and it would take approximately 5 hours 40 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	465.68 mi	749.44 km	404.66 nautical mi
Driving distance	549 mi	884.19 km	477.42 nautical mi

Road Trip Tips