Distance between cities › Australia › Victoria › Gredgwin, VIC › Distance from Gredgwin to Koolunga Book Hotels

Distance from Gredgwin, VIC to Koolunga, SA

Distance

729 km

Time

9 hours 12 mins

Gas Cost

$55 - $142

There are 555.45 km (345.14 miles) from Gredgwin to Koolunga in northwest direction and 729.03 km (453 miles) by car, following the A20 route.

Gredgwin and Koolunga are 9 hours 12 mins far apart, if you drive non-stop .

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

Please note the time difference between Gredgwin, VIC and Koolunga, SA is 30 minutes. The current time in Gredgwin is 10:30 pm and the current time in Koolunga is 10:00 pm.

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Lowest Price Rental Cars in Gredgwin, VIC

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Gredgwin »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 78.68 liters of fuel to cover the route between Gredgwin, VIC and Koolunga, SA.

The estimated cost of fuel to go from Gredgwin to Koolunga is $118.02.

During the route, an average car will release 1,882.10 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 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Gredgwin, VIC and Koolunga, SA

If you want to meet halfway between Gredgwin, VIC and Koolunga, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.276261 and 141.445933, or 34º 16' 34.5396" S, 141º 26' 45.3588" E. This location is 226.35 miles away from Gredgwin, VIC and Koolunga, SA and it would take approximately 4 hours 36 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	345.14 mi	555.45 km	299.92 nautical mi
Driving distance	453 mi	728.55 km	393.38 nautical mi

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