TAP Air Portugal is the flag carrier of Portugal, headquartered at Lisbon Airport which also serves as its hub. TAP – Transportes Aéreos Portugueses – has been a member of the Star Alliance since 2005 and operates on average 2,500 flights a week to 90 destinations in 34 countries worldwide. As of May 2019 the company has a fleet of 100 aircraft, all of which are manufactured by Airbus with the exception of 19 aircraft manufactured by Embraer, operating on behalf of the regional airline TAP Express.