The Adelphi Spa The Adelphi Spa The Adelphi Portrush, Main Street, Portrush, BT56 8BN, Co. Antrim, Northern Ireland Spas.ie Vouchers Not Accepted Spa Type: Hotel Spa Hotel Rating: 0044 28 7082 5544 stay@adelphiportrush.com Website Nearby Spas Galgorm Resort Spa Experience Skin Medi Spa The Secret Day Spa The Therapy Rooms at Rosspark Hotel View all Spas in Antrim WIN! A Bundle of MediSpa Facials worth €300 at KLINIK Aesthetics, Co. Wicklow Ends 4th May Enter