Distance between cities › Australia › South Australia › O B Flat, SA › Distance from O B Flat to Howth Book Hotels

Distance from O B Flat, SA to Howth, TAS

Distance

856 km

Time

14 hours 21 mins

Gas Cost

$64 - $167

There are 570.95 km (354.78 miles) from O B Flat to Howth in southeast direction and 856.17 km (532 miles) by car and ferry, following the 1 route.

O B Flat and Howth are 14 hours 21 mins far apart, if you drive non-stop for 5 hours 20 mins and take a ferry for 9 hours .

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

Please note the time difference between O B Flat, SA and Howth, TAS is 30 minutes. The current time in O B Flat is 3:47 am and the current time in Howth is 4:17 am.

Any questions or tips to share?

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

Lowest Price Rental Cars in O B Flat, SA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in O B Flat »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 92.46 liters of fuel to cover the route between O B Flat, SA and Howth, TAS.

The estimated cost of fuel to go from O B Flat to Howth is $138.69.

During the route, an average car will release 2,211.59 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 O B Flat, SA and Howth, TAS

If you want to meet halfway between O B Flat, SA and Howth, TAS or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -38.103126 and 144.77002, or 38º 6' 11.2536" S, 144º 46' 12.072" E. This location is 265.98 miles away from O B Flat, SA and Howth, TAS and it would take approximately 7 hours 10 mins to reach the halfway point from both locations.

Distance conversions

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

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	354.78 mi	570.95 km	308.29 nautical mi
Driving distance	532 mi	856.09 km	462.25 nautical mi

Road Trip Tips