Traveling from Aveiro to Santo Tirso, the main service available is offered by Comboios de Portugal (CP), which operates the Regional and Intercity trains. The Regional train on this route operates at speeds of up to 120 km/h (75 mph), covering the distance in approximately 2 hours with a few intermediate stops. The Intercity service, while not covering this specific route directly, can be taken for a faster overall journey by using connections where necessary. The Regional train provides standard seating and basic onboard facilities, catering to those commuting between these two cities. The journey showcases picturesque views of the Portuguese countryside, making it a pleasant experience despite the moderate travel time. For travelers focusing on a quick transit, it’s advisable to check schedules ahead of time, as train frequencies can vary throughout the day.