British Airways plc (BA) is the flag carrier airline of the United Kingdom which is based and headquartered in Waterside, near its main hubat London Heathrow Airport. British Airways operates a second hub at Gatwick Airport and a third hub, served through its fully owned subsidiary, BA CityFlyer, at London City Airport. British Airways is the largest airline in the UK based on fleet size, international flights and international destinations. BA's UK passengers originating at non-London airports must connect via London after British Airways discontinued all direct overseas flights from UK airports outside London following the sale of BA Connect to British regional carrier Flybe in 2007.

http://www.britishairways.com