Boasting 2 championship golf courses, the 5-star smoke-free Onyria Marinha Boutique Hotel Cascais is situated 4.1 km from the Alberto Romano Ocean Pool. Providing guests with an indoor swimming pool and a Turkish steam room, a Jacuzzi, and a sauna, the fabulous hotel is located just a few steps from the Quinta da Marinha.

Parque de Palmela is nearly 10 minutes away by car, and the Casino Estoril is approximately 15 minutes by car from this Cascais hotel. You can find the Fort of São Jorge at Oitavos, which is a great place to explore the area, within a few blocks of the Onyria Marinha Cascais. The historical property is nestled above the woods. The nearby sports attractions feature the public Oitavos Dunes Golf Course 950 metres from this family-friendly hotel. Onyria Marinha Boutique Hotel is located 5 km from Aerodromo Municipal de Cascais airport and right around the corner from Rua do Clube bus stop.

All of the soundproofed rooms are complete with a TV set as well as a minibar fridge and coffee/tea making facilities, and some of them include an adjoining terrace and a balcony. Guests can also enjoy patio views.

Each day at the Onyria Marinha starts with a free buffet breakfast. The pool bar of this accommodation offers complimentary drinks. It overlooks the poolside. Terrassa Cascais, situated about 15 minutes' walk away, is a perfect place to enjoy Portuguese cuisine.