Which service will you likely use?
An uberX car can pick you up in ~5 min.
Distance between Darch SUPA IGA and Perth Airport is approx. 18.41 miles (29.63 km) with 34 min travel time.
This Uber estimate from Darch SUPA IGA to Perth Airport
806 days ago.
Update the estimate to see the real-time airport transfer fare to Perth Airport with Uber in Darch.