Caldas da Rainha to Oia train with Comboios De Portugal

Comboios de Portugal (CP) is the national railway company of Portugal, operating medium- and long-distance services across the country as well as international connections to Spain and France. CP’s train types include Alfa Pendular (AP), high-speed trains reaching up to 220 km/h between Porto, Lisbon, and Faro; Intercidades, long-distance trains running at up to 200 km/h; Inter-Regional (IR) for medium-distance travel; and Regional services for local routes. International (IN) trains connect Portugal with key destinations abroad. Fare options include Promo tickets — available 5 to 60 days in advance and non-refundable — and Normal tickets, which are refundable for a fee. Both fare types are offered in 1st and 2nd class. Onboard amenities may include air conditioning, Wi-Fi, and power outlets. Popular routes include Lisbon–Porto, Lisbon–Faro, and Porto–Faro, offering scenic views of Portugal’s countryside and coastline.