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

Distance from Grass Flat, VIC to Koolkhan, NSW

Distance

1,688 km

Time

20 hours 36 mins

Gas Cost

$127 - $329

There are 1,295.40 km (804.92 miles) from Grass Flat to Koolkhan in northeast direction and 1,688.20 km (1,049 miles) by car, following the M31 route.

Grass Flat and Koolkhan are 20 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Grass Flat, VIC to Koolkhan, NSW.

Grass Flat, VIC and Koolkhan, NSW are in the same time zone (AEST). Current time in both locations is 12:59 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 Koolkhan, NSW? 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 182.26 liters of fuel to cover the route between Grass Flat, VIC and Koolkhan, NSW.

The estimated cost of fuel to go from Grass Flat to Koolkhan is $273.39.

During the route, an average car will release 4,359.65 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 9, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Grass Flat, VIC and Koolkhan, NSW

If you want to meet halfway between Grass Flat, VIC and Koolkhan, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.81062 and 148.935852, or 34º 48' 38.232" S, 148º 56' 9.0672" E. This location is 524.31 miles away from Grass Flat, VIC and Koolkhan, NSW and it would take approximately 10 hours 18 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 Koolkhan, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	804.92 mi	1,295.40 km	699.46 nautical mi
Driving distance	1,049 mi	1,687.59 km	911.23 nautical mi

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