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

Distance from Lock, SA to Ladysmith, NSW

Distance

1,401 km

Time

16 hours 53 mins

Gas Cost

$105 - $273

There are 1,095.03 km (680.42 miles) from Lock to Ladysmith in east direction and 1,401.74 km (871 miles) by car, following the A20 route.

Lock and Ladysmith are 16 hours 53 mins far apart, if you drive non-stop .

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

Please note the time difference between Lock, SA and Ladysmith, NSW is 30 minutes. The current time in Lock is 12:35 pm and the current time in Ladysmith is 1:05 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Ladysmith, 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 151.31 liters of fuel to cover the route between Lock, SA and Ladysmith, NSW.

The estimated cost of fuel to go from Lock to Ladysmith is $226.97.

During the route, an average car will release 3,619.40 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 10, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lock, SA and Ladysmith, NSW

If you want to meet halfway between Lock, SA and Ladysmith, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.274345 and 141.018051, or 34º 16' 27.642" S, 141º 1' 4.9836" E. This location is 435.28 miles away from Lock, SA and Ladysmith, NSW and it would take approximately 8 hours 26 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	680.42 mi	1,095.03 km	591.27 nautical mi
Driving distance	871 mi	1,401.04 km	756.50 nautical mi

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