Distance between cities › Australia › South Australia › Lock, SA › Distance from Lock to Walcha Book Hotels

Distance from Lock, SA to Walcha, NSW

Distance

1,823 km

Time

21 hours 56 mins

Gas Cost

$137 - $355

There are 1,515.51 km (941.70 miles) from Lock to Walcha in east direction and 1,823.39 km (1,133 miles) by car, following the A32 route.

Lock and Walcha are 21 hours 56 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Walcha, NSW.

Please note the time difference between Lock, SA and Walcha, NSW is 30 minutes. The current time in Lock is 1:57 pm and the current time in Walcha is 2:27 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Walcha, NSW? Here there are some offers to rent a car in Lock, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Lock »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 196.84 liters of fuel to cover the route between Lock, SA and Walcha, NSW.

The estimated cost of fuel to go from Lock to Walcha is $295.26.

During the route, an average car will release 4,708.45 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lock, SA and Walcha, NSW

If you want to meet halfway between Lock, 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 -31.698813 and 143.452806, or 31º 41' 55.7268" S, 143º 27' 10.1016" E. This location is 566.26 miles away from Lock, SA and Walcha, NSW and it would take approximately 10 hours 58 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Walcha, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	941.70 mi	1,515.51 km	818.31 nautical mi
Driving distance	1,133 mi	1,822.61 km	984.13 nautical mi

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