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

Distance from O B Flat, SA to Walcha, NSW

Distance

1,546 km

Time

20 hours 2 mins

Gas Cost

$116 - $301

There are 1,253.41 km (778.83 miles) from O B Flat to Walcha in northeast direction and 1,544.97 km (960 miles) by car, following the A39 route.

O B Flat and Walcha are 20 hours 2 mins far apart, if you drive non-stop .

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

Please note the time difference between O B Flat, SA and Walcha, NSW is 30 minutes. The current time in O B Flat is 9:30 am and the current time in Walcha is 10:00 am.

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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 Walcha, 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 166.93 liters of fuel to cover the route between O B Flat, SA and Walcha, NSW.

The estimated cost of fuel to go from O B Flat to Walcha is $250.40.

During the route, an average car will release 3,993.05 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 O B Flat, SA and Walcha, NSW

If you want to meet halfway between O B Flat, SA and Walcha, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.737752 and 146.583329, or 34º 44' 15.9072" S, 146º 34' 59.9844" E. This location is 480.22 miles away from O B Flat, SA and Walcha, NSW and it would take approximately 10 hours 1 min 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 Walcha, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	778.83 mi	1,253.41 km	676.79 nautical mi
Driving distance	960 mi	1,545.68 km	834.60 nautical mi

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