Traveling from Rotterdam to Brussels offers several train options including the high-speed Thalys, Intercity trains, and local services. The Thalys train provides a rapid and comfortable journey, taking just over 1 hour, perfect for those in a hurry. In contrast, the Intercity trains offer a slightly longer travel time, around 2 hours, at a more budget-friendly price, making it an excellent choice for travelers seeking affordability. Local services cater to those who prefer a leisurely pace, with picturesque views along the way, though they may take significantly longer. Each option caters to different preferences, ensuring that all passengers find a suitable service for their journey.