Distance between cities › Australia › Tasmania › Dunalley, TAS › Distance from Dunalley to O B Flat Book Hotels

Distance from Dunalley, TAS to O B Flat, SA

Distance

1,108 km

Time

17 hours 28 mins

Gas Cost

$83 - $216

There are 812.59 km (504.92 miles) from Dunalley to O B Flat in northwest direction and 1,108.84 km (689 miles) by car and ferry, following the 1 route.

Dunalley and O B Flat are 17 hours 28 mins far apart, if you drive non-stop for 8 hours 28 mins and take a ferry for 9 hours .

This is the fastest route from Dunalley, TAS to O B Flat, SA.

Please note the time difference between Dunalley, TAS and O B Flat, SA is 30 minutes. The current time in Dunalley is 4:29 am and the current time in O B Flat is 3:59 am.

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Lowest Price Rental Cars in Dunalley, TAS

Planning on renting a car to go from Dunalley, TAS to O B Flat, SA? Here there are some offers to rent a car in Dunalley, TAS

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dunalley »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 119.69 liters of fuel to cover the route between Dunalley, TAS and O B Flat, SA.

The estimated cost of fuel to go from Dunalley to O B Flat is $179.54.

During the route, an average car will release 2,863.03 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 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dunalley, TAS and O B Flat, SA

If you want to meet halfway between Dunalley, TAS and O B Flat, SA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -38.766994 and 144.893753, or 38º 46' 1.1784" S, 144º 53' 37.5108" E. This location is 344.32 miles away from Dunalley, TAS and O B Flat, SA and it would take approximately 8 hours 44 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Dunalley, TAS and O B Flat, SA in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	504.92 mi	812.59 km	438.76 nautical mi
Driving distance	689 mi	1,108.26 km	598.41 nautical mi

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