Distance between cities › Australia › New South Wales › One Tree, NSW › Distance from One Tree to Barmera Book Hotels

Distance from One Tree, NSW to Barmera, SA

Distance

511 km

Time

6 hours 13 mins

Gas Cost

$38 - $100

There are 432.80 km (268.93 miles) from One Tree to Barmera in west direction and 510.16 km (317 miles) by car, following the A20 route.

One Tree and Barmera are 6 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from One Tree, NSW to Barmera, SA.

Please note the time difference between One Tree, NSW and Barmera, SA is 30 minutes. The current time in One Tree is 10:19 pm and the current time in Barmera is 9:49 pm.

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Lowest Price Rental Cars in One Tree, NSW

Planning on renting a car to go from One Tree, NSW to Barmera, SA? Here there are some offers to rent a car in One Tree, NSW

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in One Tree »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 55.16 liters of fuel to cover the route between One Tree, NSW and Barmera, SA.

The estimated cost of fuel to go from One Tree to Barmera is $82.74.

During the route, an average car will release 1,319.43 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 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between One Tree, NSW and Barmera, SA

If you want to meet halfway between One Tree, NSW and Barmera, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.530926 and 142.811935, or 34º 31' 51.3336" S, 142º 48' 42.966" E. This location is 158.68 miles away from One Tree, NSW and Barmera, SA and it would take approximately 3 hours 6 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between One Tree, NSW and Barmera, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	268.93 mi	432.80 km	233.69 nautical mi
Driving distance	317 mi	510.74 km	275.78 nautical mi

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