Distance between cities › Australia › Victoria › Grass Flat, VIC › Distance from Grass Flat to Willunga Book Hotels

Distance from Grass Flat, VIC to Willunga, SA

Distance

423 km

Time

5 hours 20 mins

Gas Cost

$32 - $82

There are 334.57 km (207.89 miles) from Grass Flat to Willunga in northwest direction and 423.26 km (263 miles) by car, following the A8 route.

Grass Flat and Willunga are 5 hours 20 mins far apart, if you drive non-stop .

This is the fastest route from Grass Flat, VIC to Willunga, SA.

Please note the time difference between Grass Flat, VIC and Willunga, SA is 30 minutes. The current time in Grass Flat is 7:02 pm and the current time in Willunga is 6:32 pm.

Any questions or tips to share?

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Lowest Price Rental Cars in Grass Flat, VIC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Flat »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 45.68 liters of fuel to cover the route between Grass Flat, VIC and Willunga, SA.

The estimated cost of fuel to go from Grass Flat to Willunga is $68.52.

During the route, an average car will release 1,092.60 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 7, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Grass Flat, VIC and Willunga, SA

If you want to meet halfway between Grass Flat, VIC 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 -35.947928 and 140.181143, or 35º 56' 52.5408" S, 140º 10' 52.1148" E. This location is 131.40 miles away from Grass Flat, VIC and Willunga, SA and it would take approximately 2 hours 40 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	207.89 mi	334.57 km	180.65 nautical mi
Driving distance	263 mi	422.94 km	228.37 nautical mi

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