Travel between Grandola and Vila Nova de Gaia is primarily served by the Intercity train service, known for its balance of comfort and efficiency. This route does not utilize high-speed trains; instead, the Intercity operates at speeds ranging from 120 km/h to 160 km/h (75 mph to 99 mph). The journey typically takes around 2 hours and 45 minutes, stopping at major stations along the way, including Setúbal and Porto. The Intercity trains offer both standard and first-class accommodations with ample seating and onboard services to enhance the travel experience. While it may not be the fastest option, this service provides a reliable way to connect regional areas with urban centers, with scenic views of the Portuguese countryside throughout the trip.