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

Distance from Lock, SA to Second Valley, SA

Distance

680 km

Time

8 hours 20 mins

Gas Cost

$51 - $133

There are 315.25 km (195.89 miles) from Lock to Second Valley in southeast direction and 680.75 km (423 miles) by car, following the A1 route.

Lock and Second Valley are 8 hours 20 mins far apart, if you drive non-stop .

This is the fastest route from Lock, SA to Second Valley, SA.

Lock, SA and Second Valley, SA are in the same time zone (ACST). Current time in both locations is 11:52 am.

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Lowest Price Rental Cars in Lock, SA

Planning on renting a car to go from Lock, SA to Second Valley, SA? 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 73.46 liters of fuel to cover the route between Lock, SA and Second Valley, SA.

The estimated cost of fuel to go from Lock to Second Valley is $110.19.

During the route, an average car will release 1,757.18 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Lock, SA and Second Valley, SA

If you want to meet halfway between Lock, SA and Second Valley, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -32.924500 and 137.975403, or 32º 55' 28.2" S, 137º 58' 31.4508" E. This location is 211.33 miles away from Lock, SA and Second Valley, SA and it would take approximately 4 hours 10 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Lock, SA and Second Valley, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	195.89 mi	315.25 km	170.22 nautical mi
Driving distance	423 mi	680.19 km	367.28 nautical mi

Road Trip Tips