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

Distance from O B Flat, SA to Coolac, NSW

Distance

922 km

Time

11 hours 16 mins

Gas Cost

$69 - $180

There are 744.37 km (462.53 miles) from O B Flat to Coolac in northeast direction and 922.15 km (573 miles) by car, following the M31 route.

O B Flat and Coolac are 11 hours 16 mins far apart, if you drive non-stop .

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

Please note the time difference between O B Flat, SA and Coolac, NSW is 30 minutes. The current time in O B Flat is 4:06 pm and the current time in Coolac is 4:36 pm.

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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 Coolac, 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 99.53 liters of fuel to cover the route between O B Flat, SA and Coolac, NSW.

The estimated cost of fuel to go from O B Flat to Coolac is $149.30.

During the route, an average car will release 2,380.79 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 Coolac, NSW

If you want to meet halfway between O B Flat, SA and Coolac, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -37.492372 and 144.963153, or 37º 29' 32.5392" S, 144º 57' 47.3508" E. This location is 286.32 miles away from O B Flat, SA and Coolac, NSW and it would take approximately 5 hours 38 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 Coolac, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	462.53 mi	744.37 km	401.93 nautical mi
Driving distance	573 mi	921.59 km	497.62 nautical mi

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