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

Distance from Devonport, TAS to O B Flat, SA

Distance

821 km

Time

13 hours 58 mins

Gas Cost

$62 - $160

There are 599.54 km (372.54 miles) from Devonport to O B Flat in northwest direction and 820.77 km (510 miles) by car and ferry, following the 1 route.

Devonport and O B Flat are 13 hours 58 mins far apart, if you drive non-stop for 4 hours 58 mins and take a ferry for 9 hours .

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

Please note the time difference between Devonport, TAS and O B Flat, SA is 30 minutes. The current time in Devonport is 5:27 pm and the current time in O B Flat is 4:57 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Devonport, TAS to O B Flat, SA:

Lowest Price Rental Cars in Devonport, TAS

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Devonport »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 88.65 liters of fuel to cover the route between Devonport, TAS and O B Flat, SA.

The estimated cost of fuel to go from Devonport to O B Flat is $132.98.

During the route, an average car will release 2,120.61 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 7, 2026.
Read more about our CO₂ calculation.

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

If you want to meet halfway between Devonport, 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 -38.101874 and 144.58774, or 38º 6' 6.7464" S, 144º 35' 15.864" E. This location is 255.03 miles away from Devonport, TAS and O B Flat, SA and it would take approximately 6 hours 59 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	372.54 mi	599.54 km	323.73 nautical mi
Driving distance	510 mi	820.87 km	443.24 nautical mi

Road Trip Tips