Cala Portals Vells is renowned for its clear, calm, and turquoise waters, making it exceptionally suitable for swimming and snorkeling. The sheltered nature of the cove means the sea is usually very tranquil, ideal for children and less experienced swimmers. The excellent visibility underwater also provides a great experience for snorkeling, allowing you to observe marine life easily.

To best enjoy the scenic beauty of Cala Portals Vells with fewer crowds, plan your visit during the shoulder seasons (late spring or early autumn). The weather is still warm and pleasant, perfect for beach activities, but the intense summer crowds have not yet arrived or have already departed. Weekday mornings are also generally quieter than weekends during peak season.

Cala Portals Vells is best accessed by car, as public transport options are limited to this more secluded cove. There is typically parking available near the beach, though it can fill up quickly during peak season. Alternatively, many visitors arrive by boat, anchoring in the beautiful bay. From the parking area, it's usually a short walk down to the sand.

While Cala Portals Vells is a more natural and secluded cove, there are usually some basic facilities available, such as a small beach bar or chiringuito, especially during the high season. These typically offer drinks and simple snacks. However, for a wider selection or if visiting outside peak times, it's advisable to bring your own food and drinks to ensure you have everything you need.

Cala Portals Vells is distinguished by its stunning natural beauty, featuring a series of small, sheltered coves backed by pine forests. A unique attraction is the 'Cueva de la Madonna' (Madonna's Cave), a small cave with an altar inside, accessible from the beach. The area is also popular with boaters who come to enjoy the crystal-clear waters and picturesque surroundings, adding to its charm.