Traveling from Wien to Buchs, you have several train options, including the ÖBB Railjet and regional trains. The ÖBB Railjet provides a luxurious and fast service, connecting these two cities in under 6 hours with fewer stops, making it ideal for those looking for comfort and efficiency. On the other hand, regional trains offer a more economical choice, allowing for a slower journey with opportunities to enjoy the scenic views of the Austrian countryside. Each service caters to different preferences, whether you prioritize speed, comfort, or budget.