Distance between cities › Australia › South Australia › Keith, SA › Distance from Keith to Williamstown Book Hotels

Distance from Keith, SA to Williamstown, SA

Distance

223 km

Time

2 hours 52 mins

Gas Cost

$17 - $44

There are 206.12 km (128.08 miles) from Keith to Williamstown in northwest direction and 223.70 km (139 miles) by car, following the A8 route.

Keith and Williamstown are 2 hours 52 mins far apart, if you drive non-stop .

This is the fastest route from Keith, SA to Williamstown, SA.

Keith, SA and Williamstown, SA are in the same time zone (ACST). Current time in both locations is 8:42 am.

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Lowest Price Rental Cars in Keith, SA

Planning on renting a car to go from Keith, SA to Williamstown, SA? Here there are some offers to rent a car in Keith, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Keith »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 24.09 liters of fuel to cover the route between Keith, SA and Williamstown, SA.

The estimated cost of fuel to go from Keith to Williamstown is $36.14.

During the route, an average car will release 576.35 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 Keith, SA and Williamstown, SA

If you want to meet halfway between Keith, SA and Williamstown, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -35.384529 and 139.569061, or 35º 23' 4.3044" S, 139º 34' 8.6196" E. This location is 69.31 miles away from Keith, SA and Williamstown, SA and it would take approximately 1 hour 26 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Keith, SA and Williamstown, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	128.08 mi	206.12 km	111.29 nautical mi
Driving distance	139 mi	223.10 km	120.46 nautical mi

Road Trip Tips