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

Distance from Northdown, TAS to O B Flat, SA

Distance

827 km

Time

14 hours 3 mins

Gas Cost

$62 - $161

There are 609.86 km (378.95 miles) from Northdown to O B Flat in northwest direction and 827.20 km (514 miles) by car and ferry, following the 1 route.

Northdown and O B Flat are 14 hours 3 mins far apart, if you drive non-stop for 5 hours 3 mins and take a ferry for 9 hours .

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

Please note the time difference between Northdown, TAS and O B Flat, SA is 30 minutes. The current time in Northdown is 6:34 pm and the current time in O B Flat is 6:04 pm.

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Lowest Price Rental Cars in Northdown, TAS

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Northdown »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 89.33 liters of fuel to cover the route between Northdown, TAS and O B Flat, SA.

The estimated cost of fuel to go from Northdown to O B Flat is $134.

During the route, an average car will release 2,136.89 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 Northdown, TAS and O B Flat, SA

If you want to meet halfway between Northdown, 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 -38.087891 and 144.623532, or 38º 5' 16.4076" S, 144º 37' 24.7152" E. This location is 256.99 miles away from Northdown, TAS and O B Flat, SA and it would take approximately 7 hours 1 min to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	378.95 mi	609.86 km	329.30 nautical mi
Driving distance	514 mi	827.18 km	446.64 nautical mi

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