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

Distance from Lock, SA to Derby, WA

Distance

4,101 km

Time

1 day 20 hours

Gas Cost

$308 - $800

There are 2,173.66 km (1,350.65 miles) from Lock to Derby in northwest direction and 4,100.61 km (2,548 miles) by car, following the A87 route.

Lock and Derby are 1 day 20 hours far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Derby, WA.

Please note the time difference between Lock, SA and Derby, WA is 2 hours and 30 minutes. The current time in Lock is 8:14 am and the current time in Derby is 5:44 am.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Derby, WA? 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 442.94 liters of fuel to cover the route between Lock, SA and Derby, WA.

The estimated cost of fuel to go from Lock to Derby is $664.40.

During the route, an average car will release 10,595.01 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 Derby, WA

If you want to meet halfway between Lock, SA and Derby, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -19.623278 and 134.212219, or 19º 37' 23.8008" S, 134º 12' 43.9884" E. This location is 1,274.20 miles away from Lock, SA and Derby, WA and it would take approximately 22 hours 6 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Derby, WA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	1,350.65 mi	2,173.66 km	1,173.68 nautical mi
Driving distance	2,548 mi	4,101.25 km	2,214.50 nautical mi

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