Distance between cities › Australia › New South Wales › Coolac, NSW › Distance from Coolac to Willunga Book Hotels

Distance from Coolac, NSW to Willunga, SA

Distance

1,038 km

Time

12 hours 45 mins

Gas Cost

$78 - $202

There are 880.12 km (546.88 miles) from Coolac to Willunga in west direction and 1,038.03 km (645 miles) by car, following the A20 route.

Coolac and Willunga are 12 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Coolac, NSW to Willunga, SA.

Please note the time difference between Coolac, NSW and Willunga, SA is 30 minutes. The current time in Coolac is 10:33 am and the current time in Willunga is 10:03 am.

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Lowest Price Rental Cars in Coolac, NSW

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Coolac »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 112.05 liters of fuel to cover the route between Coolac, NSW and Willunga, SA.

The estimated cost of fuel to go from Coolac to Willunga is $168.08.

During the route, an average car will release 2,680.32 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Coolac, NSW and Willunga, SA

If you want to meet halfway between Coolac, NSW and Willunga, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.873429 and 143.500608, or 34º 52' 24.3444" S, 143º 30' 2.1888" E. This location is 322.35 miles away from Coolac, NSW and Willunga, SA and it would take approximately 6 hours 22 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Coolac, NSW and Willunga, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	546.88 mi	880.12 km	475.23 nautical mi
Driving distance	645 mi	1,037.53 km	560.22 nautical mi

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