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

Distance from Lock, SA to Grass Patch, WA

Distance

1,605 km

Time

18 hours 29 mins

Gas Cost

$120 - $313

There are 1,300.72 km (808.23 miles) from Lock to Grass Patch in west direction and 1,604.52 km (997 miles) by car, following the A1 route.

Lock and Grass Patch are 18 hours 29 mins far apart, if you drive non-stop .

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

Please note the time difference between Lock, SA and Grass Patch, WA is 2 hours and 30 minutes. The current time in Lock is 11:54 pm and the current time in Grass Patch is 9:24 pm.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Grass Patch, 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 173.33 liters of fuel to cover the route between Lock, SA and Grass Patch, WA.

The estimated cost of fuel to go from Lock to Grass Patch is $259.99.

During the route, an average car will release 4,146 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 7, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lock, SA and Grass Patch, WA

If you want to meet halfway between Lock, SA and Grass Patch, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -31.765211 and 128.534052, or 31º 45' 54.7596" S, 128º 32' 2.5872" E. This location is 498.62 miles away from Lock, SA and Grass Patch, WA and it would take approximately 9 hours 14 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	808.23 mi	1,300.72 km	702.33 nautical mi
Driving distance	997 mi	1,604.89 km	866.57 nautical mi

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