Head northeast on the Rotenturmstraße, cross the bridge and turn right onto B227/Donaukanal-Bundesstraße. At the third bridge turn left onto Aspernbrückengasse, join the Praterstraße and follow it until you reach the roundabout. Take the fourth exit to the Prater.
If you arrive by car: this area is a short-term parking zone. Please buy a prepaid parking voucher at a local tobacconist (€ 1,00 per hour - as per 1st of May 2012). Additionally you can find a variety of charged parking areas.
Take the U1 (red line) from Stephansplatz to Praterstern (direction Leopoldau, 3 stops). The Prater is within 200m from the station.