Ondina Guesthouse has a garden, terrace, a restaurant and bar in Casais de São Lourenço. The property is around a 8-minute walk from Sao Lourenco Beach, 19 miles from Sintra National Palace and 20 miles from Quinta da Regaleira. The property has room service and free WiFi throughout the property. Breakfast is available, and includes buffet, vegetarian and vegan options. Cascais Municipal Airport is 29 miles from the property.