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

Distance from Barham, NSW to Williamstown, SA

Distance

594 km

Time

7 hours 31 mins

Gas Cost

$45 - $116

There are 489 km (303.85 miles) from Barham to Williamstown in northwest direction and 593.85 km (369 miles) by car, following the B12 route.

Barham and Williamstown are 7 hours 31 mins far apart, if you drive non-stop .

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

Please note the time difference between Barham, NSW and Williamstown, SA is 30 minutes. The current time in Barham is 10:07 am and the current time in Williamstown is 9:37 am.

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Lowest Price Rental Cars in Barham, NSW

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Barham »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 64.13 liters of fuel to cover the route between Barham, NSW and Williamstown, SA.

The estimated cost of fuel to go from Barham to Williamstown is $96.20.

During the route, an average car will release 1,534.03 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 Barham, NSW and Williamstown, SA

If you want to meet halfway between Barham, 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 -35.189293 and 141.610611, or 35º 11' 21.4548" S, 141º 36' 38.1996" E. This location is 184.49 miles away from Barham, NSW and Williamstown, SA and it would take approximately 3 hours 45 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Barham, NSW and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	303.85 mi	489 km	264.04 nautical mi
Driving distance	369 mi	593.81 km	320.63 nautical mi

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