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

Distance from Prospect, TAS to O B Flat, SA

Distance

912 km

Time

15 hours 8 mins

Gas Cost

$68 - $178

There are 673.47 km (418.48 miles) from Prospect to O B Flat in northwest direction and 912.50 km (567 miles) by car and ferry, following the 1 route.

Prospect and O B Flat are 15 hours 8 mins far apart, if you drive non-stop for 6 hours 8 mins and take a ferry for 9 hours .

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

Please note the time difference between Prospect, TAS and O B Flat, SA is 30 minutes. The current time in Prospect is 5:11 pm and the current time in O B Flat is 4:41 pm.

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Lowest Price Rental Cars in Prospect, TAS

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Prospect »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 98.54 liters of fuel to cover the route between Prospect, TAS and O B Flat, SA.

The estimated cost of fuel to go from Prospect to O B Flat is $147.82.

During the route, an average car will release 2,357.18 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 10, 2026.
Read more about our CO₂ calculation.

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

If you want to meet halfway between Prospect, 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 -38.331599 and 144.878271, or 38º 19' 53.7564" S, 144º 52' 41.7756" E. This location is 283.48 miles away from Prospect, TAS and O B Flat, SA and it would take approximately 7 hours 34 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	418.48 mi	673.47 km	363.65 nautical mi
Driving distance	567 mi	912.45 km	492.68 nautical mi

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