London Britannia Airport and would mean the closure of Heathrow Airport. Proponents argue the scheme's big advantage is that it would avoid flying over densely populated areas and the noise pollution and other problems that causes. Some local councils and the Royal Society for the Protection of Birds oppose the plan, as do current London airports. Critics suggest the scheme is impractical and too expensive. In early 2014 it was revealed that the UK Airports Commission, in its interim report, did not recommend the London Britannia proposal for further analysis. London Britannia Airport London Britannia Airport is a proposed six-runway airport to be
London City Airport Authority. London City Airport has a single long runway, and a CAA Public Use Aerodrome Licence (Number P728) that allows flights for the public transport of passengers or for flight training (but only for training necessary for the operation of aircraft at the airport). Only multi-engine, fixed-wing aircraft with special aircraft and aircrew certification to fly 5.5° approaches are allowed to conduct operations at London City Airport. The largest aircraft which can be used at the airport is the Airbus A220-100. London City served over 4.5 million passengers in 2017. It is the fifth-busiest airport in passengers and aircraft movements