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

Distance from Lock, SA to Doctors Flat, VIC

Distance

1,608 km

Time

19 hours 52 mins

Gas Cost

$121 - $314

There are 1,161.35 km (721.63 miles) from Lock to Doctors Flat in southeast direction and 1,607.73 km (999 miles) by car, following the C543 route.

Lock and Doctors Flat are 19 hours 52 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Doctors Flat, VIC.

Please note the time difference between Lock, SA and Doctors Flat, VIC is 30 minutes. The current time in Lock is 4:47 pm and the current time in Doctors Flat is 5:17 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Doctors Flat, VIC? 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 173.69 liters of fuel to cover the route between Lock, SA and Doctors Flat, VIC.

The estimated cost of fuel to go from Lock to Doctors Flat is $260.54.

During the route, an average car will release 4,154.71 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 6, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lock, SA and Doctors Flat, VIC

If you want to meet halfway between Lock, SA and Doctors Flat, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.217342 and 142.014352, or 34º 13' 2.4312" S, 142º 0' 51.6672" E. This location is 499.66 miles away from Lock, SA and Doctors Flat, VIC and it would take approximately 9 hours 56 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Doctors Flat, VIC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	721.63 mi	1,161.35 km	627.08 nautical mi
Driving distance	999 mi	1,608.26 km	868.39 nautical mi

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