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

Distance from Lock, SA to Mandemar, NSW

Distance

1,727 km

Time

20 hours 50 mins

Gas Cost

$130 - $337

There are 1,341.55 km (833.60 miles) from Lock to Mandemar in east direction and 1,726.83 km (1,073 miles) by car, following the A20 route.

Lock and Mandemar are 20 hours 50 mins far apart, if you drive non-stop .

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

Please note the time difference between Lock, SA and Mandemar, NSW is 30 minutes. The current time in Lock is 9:27 am and the current time in Mandemar is 9:57 am.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Mandemar, 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 186.52 liters of fuel to cover the route between Lock, SA and Mandemar, NSW.

The estimated cost of fuel to go from Lock to Mandemar is $279.77.

During the route, an average car will release 4,461.44 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 Mandemar, NSW

If you want to meet halfway between Lock, SA and Mandemar, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.448745 and 142.510923, or 34º 26' 55.482" S, 142º 30' 39.3228" E. This location is 536.55 miles away from Lock, SA and Mandemar, NSW and it would take approximately 10 hours 25 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	833.60 mi	1,341.55 km	724.38 nautical mi
Driving distance	1,073 mi	1,726.99 km	932.50 nautical mi

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