WESTbahn runs two lines, WESTgreen and WESTblue, between Vienna and Salzburg. WESTgreen starts in Vienna at Westbahnhof and leads over Wien Hütteldorf towards western Austria. WESTblue starts at Wien Praterstern und leads over Wien Mitte, Wien Rennweg, Wien Quartier Belvedere, Wien Hauptbahnhof and Wien Meidling the west. All trains of both lines stop at St. Pölten, Amstetten, Linz, Wels, Attnang-Puchheim and Salzburg.
You can find your ideal departure and arrival time under the subsequent link.