Where is the head office of a Portuguese regional airline that is a subsidiary of TAP Portugal and operates scheduled international and domestic services from its bases at Lisbon Airport and Porto Airport on behalf of a Portuguese regional airline brand name for TAP Portugal which operate short- and medium-haul routes ?
Portugália Airlines: Portugália Airlines is a Portuguese regional airline with its head office on the grounds of Lisbon Portela Airport in Lisbon. TAP Express:  Its head office is on the grounds of Lisbon Portela Airport in Lisbon.
i don't know