Distance between cities › Australia › South Australia › Koolunga, SA › Distance from Koolunga to Grass Flat Book Hotels

Distance from Koolunga, SA to Grass Flat, VIC

Distance

594 km

Time

7 hours 22 mins

Gas Cost

$45 - $116

There are 473.23 km (294.05 miles) from Koolunga to Grass Flat in southeast direction and 593.85 km (369 miles) by car, following the A8 route.

Koolunga and Grass Flat are 7 hours 22 mins far apart, if you drive non-stop .

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

Please note the time difference between Koolunga, SA and Grass Flat, VIC is 30 minutes. The current time in Koolunga is 2:22 am and the current time in Grass Flat is 2:52 am.

Any questions or tips to share?

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Lowest Price Rental Cars in Koolunga, SA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Koolunga »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 64.18 liters of fuel to cover the route between Koolunga, SA and Grass Flat, VIC.

The estimated cost of fuel to go from Koolunga to Grass Flat is $96.27.

During the route, an average car will release 1,535.15 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 Koolunga, SA and Grass Flat, VIC

If you want to meet halfway between Koolunga, SA and Grass Flat, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -35.424844 and 139.613098, or 35º 25' 29.4384" S, 139º 36' 47.1528" E. This location is 184.62 miles away from Koolunga, SA and Grass Flat, VIC and it would take approximately 3 hours 41 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	294.05 mi	473.23 km	255.52 nautical mi
Driving distance	369 mi	594.25 km	320.87 nautical mi

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