Distance between cities › Australia › New South Wales › Barellan, NSW › Distance from Barellan to Williamstown Book Hotels

Distance from Barellan, NSW to Williamstown, SA

Distance

838 km

Time

10 hours 21 mins

Gas Cost

$63 - $163

Helpful Inaccurate

There are 705.29 km (438.25 miles) from Barellan to Williamstown in west direction and 838.47 km (521 miles) by car, following the A20 route.

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

This is the fastest route from Barellan, NSW to Williamstown, SA.

Please note the time difference between Barellan, NSW and Williamstown, SA is 30 minutes. The current time in Barellan is 1:15 am and the current time in Williamstown is 12:45 am.

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Lowest Price Rental Cars in Barellan, NSW

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Barellan »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 90.53 liters of fuel to cover the route between Barellan, NSW and Williamstown, SA.

The estimated cost of fuel to go from Barellan to Williamstown is $135.79.

During the route, an average car will release 2,165.46 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 Barellan, NSW and Williamstown, SA

If you want to meet halfway between Barellan, NSW 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 -34.540872 and 142.656085, or 34º 32' 27.1392" S, 142º 39' 21.906" E. This location is 260.43 miles away from Barellan, NSW 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 Barellan, NSW and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	438.25 mi	705.29 km	380.82 nautical mi
Driving distance	521 mi	838.23 km	452.61 nautical mi

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