Distance between cities › Australia › South Australia › O B Flat, SA › Distance from O B Flat to Koolkhan Book Hotels

Distance from O B Flat, SA to Koolkhan, NSW

Distance

1,872 km

Time

22 hours 38 mins

Gas Cost

$140 - $365

There are 1,450.06 km (901.03 miles) from O B Flat to Koolkhan in northeast direction and 1,871.67 km (1,163 miles) by car, following the M31 route.

O B Flat and Koolkhan are 22 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from O B Flat, SA to Koolkhan, NSW.

Please note the time difference between O B Flat, SA and Koolkhan, NSW is 30 minutes. The current time in O B Flat is 2:08 pm and the current time in Koolkhan is 2:38 pm.

Any questions or tips to share?

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Lowest Price Rental Cars in O B Flat, SA

Planning on renting a car to go from O B Flat, SA to Koolkhan, NSW? Here there are some offers to rent a car in O B Flat, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in O B Flat »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 202.17 liters of fuel to cover the route between O B Flat, SA and Koolkhan, NSW.

The estimated cost of fuel to go from O B Flat to Koolkhan is $303.25.

During the route, an average car will release 4,835.80 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 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between O B Flat, SA and Koolkhan, NSW

If you want to meet halfway between O B Flat, SA 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 -34.980332 and 148.137399, or 34º 58' 49.1952" S, 148º 8' 14.6364" E. This location is 581.57 miles away from O B Flat, SA and Koolkhan, NSW and it would take approximately 11 hours 19 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between O B Flat, SA and Koolkhan, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	901.03 mi	1,450.06 km	782.97 nautical mi
Driving distance	1,163 mi	1,871.90 km	1,010.75 nautical mi

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