If you are arriving from the direction of Munich, first follow the Autobahn A96. At the interchange Landsberg West, take the B17 in the direction of Füssen and follow this road past Schongau and the Forggensee to Schwangau. If you are coming from Ulm, the Autobahn A7 is your best choice. At its end in Füssen, take the B17 to Schangau. If you are using public transport, you will arrive at the train station Füssen. From there, you can take the regional buses 78 to Schwangau.