British airways is leading international airline and flag carrier of United Kingdom. You can also say that it is signature of British Aviation Industry. It is a massive airline which operates both domestic and international flights. The main headquarter of this air line is situated at Heathrow Airport in London. This air line is operating air services for many years. It is known worldwide for its best services. It was established by United Kingdom Government in year 1927 and is second largest behind easy Jet. It is also founding member of One World airline alliance. American Air Lines, Cathay Pacific Airways, Qantas and Canadian Air Lines are also founding member of this alliance.