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 The Spa at Dunluce Lodge The Spa at The Merchant Hotel The Therapy Rooms at Rosspark Hotel The Velvet Rose Galgorm Radiance Beauty & Day Spa View all Spas in Antrim WIN! Spa Day for 2 worth €282 at Aghadoe Heights Hotel & Spa, Co. Kerry. Ends 20th Oct Enter