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

Distance from Cavan, NSW to Williamstown, SA

Distance

1,115 km

Time

13 hours 50 mins

Gas Cost

$84 - $218

There are 911.09 km (566.13 miles) from Cavan to Williamstown in west direction and 1,115.28 km (693 miles) by car, following the A20 route.

Cavan and Williamstown are 13 hours 50 mins far apart, if you drive non-stop .

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

Please note the time difference between Cavan, NSW and Williamstown, SA is 30 minutes. The current time in Cavan is 9:18 am and the current time in Williamstown is 8:48 am.

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Lowest Price Rental Cars in Cavan, NSW

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cavan »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 120.47 liters of fuel to cover the route between Cavan, NSW and Williamstown, SA.

The estimated cost of fuel to go from Cavan to Williamstown is $180.71.

During the route, an average car will release 2,881.71 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 9, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Cavan, NSW and Williamstown, SA

If you want to meet halfway between Cavan, 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 -34.71211 and 143.992958, or 34º 42' 43.596" S, 143º 59' 34.6488" E. This location is 346.57 miles away from Cavan, NSW and Williamstown, SA and it would take approximately 6 hours 55 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	566.13 mi	911.09 km	491.95 nautical mi
Driving distance	693 mi	1,115.49 km	602.32 nautical mi

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