Distance between cities › Australia › South Australia › Koolunga, SA › Distance from Koolunga to Mt Gambier Book Hotels

Distance from Koolunga, SA to Mt Gambier, SA

Distance

619 km

Time

7 hours 33 mins

Gas Cost

$46 - $121

There are 524.30 km (325.79 miles) from Koolunga to Mt Gambier in southeast direction and 619.60 km (385 miles) by car, following the A66 route.

Koolunga and Mt Gambier are 7 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from Koolunga, SA to Mt Gambier, SA.

Koolunga, SA and Mt Gambier, SA are in the same time zone (ACST). Current time in both locations is 3:15 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Koolunga, SA to Mt Gambier, SA:

Lowest Price Rental Cars in Koolunga, SA

Planning on renting a car to go from Koolunga, SA to Mt Gambier, SA? 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 66.86 liters of fuel to cover the route between Koolunga, SA and Mt Gambier, SA.

The estimated cost of fuel to go from Koolunga to Mt Gambier is $100.29.

During the route, an average car will release 1,599.37 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 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Koolunga, SA and Mt Gambier, SA

If you want to meet halfway between Koolunga, SA and Mt Gambier, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -35.450344 and 139.654037, or 35º 27' 1.2384" S, 139º 39' 14.5332" E. This location is 192.35 miles away from Koolunga, SA and Mt Gambier, SA and it would take approximately 3 hours 46 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Koolunga, SA and Mt Gambier, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	325.79 mi	524.30 km	283.10 nautical mi
Driving distance	385 mi	619.10 km	334.29 nautical mi

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