Is there a direct flight?

No, you must connect via Melbourne or another major city.

How long is the drive?

The drive takes about 30 hours of pure driving time.

There is no passenger rail service to Mount Gambier.

Yes, but be prepared for remote driving.

What is the best way to travel?

Flying is the most practical and cost-effective.

Busselton

Mount Gambier

Flight Driving

Busselton to Mount Gambier

Updated: 28 May 2026

Mount Gambier is a city in South Australia known for its volcanic craters and lakes. To reach it from Busselton, you must fly from Perth to Mount Gambier Airport (usually via Melbourne). Driving is a 2,800 km journey across the Nullarbor. This route takes you from the southwest of WA to the limestone coast of South Australia.

Total Distance: Driving distance 2,800 km; straight-line air distance 2,200 km.

Fastest Way

Flying via Perth and Melbourne is the fastest at 7 hours.

Cheapest Way

Flying is generally cheaper and faster than the long drive.

Compare Busselton to Mount Gambier Routes

	Flight Connecting	Driving Direct
Duration	7 hours	30 hours
Avg Price	$500 - $1,000	$900 - $1,600
Operator	Qantas/Rex	Personal Vehicle
Route	Busselton to Perth (drive), Perth to Mount Gambier (flight).	National Highway 1 via Nullarbor and Adelaide.
Tip	Connecting flights via Melbourne are the most common.	The drive from Adelaide to Mount Gambier is scenic and straightforward.

Travel Tips

Airport Access
Mount Gambier Airport is about 10 km from the city; use a taxi or shuttle.
Driving
The Nullarbor is remote; carry extra water and fuel.
Accommodation
Stay in the city center for easy access to restaurants.
Booking
Book your flight to Mount Gambier well in advance.
Weather
Mount Gambier can be cool; pack warm clothing even in summer.