1944: Construction of London Airport's runways begins.
1946: London Airport officially opens.
1955: Her Majesty The Queen opens the Central Terminal Area and Control Tower.
1957: The first non-stop flight to California sets a new record for distance and time.
1964: The Beatles are mobbed at London Airport.
1966: The British Airports Authority is created. London Airport is renamed 'Heathrow'.
1969: Terminal 1 is opened and existing buildings renamed Terminals 2 and 3.
1976: Concorde makes its first passenger flight.
1977: The London Underground link is opened.
1986: His Royal Highness Prince Charles and Princess Diana inaugurate Terminal 4.
1987: The British Airports Authority is privatised and renamed BAA plc.
1997: The Terminal 5 public planning inquiry ends – the longest in UK history.
1998: The Heathrow Express rail service is launched.
2003: Three Concordes make their final touchdown at Heathrow.
2006: The Airbus A380 makes its first UK landing into a newly built Pier 6 at Terminal 3.
2007: A new air traffic control tower is operational – the tallest in the UK.
2008: Terminal 5 is officially opened by Her Majesty The Queen in March; The first commercial A380 flight arrives at Heathrow.
2009: Terminal 4 underwent a major refurbishment to improve facilities.
2010: Demolition work started on Terminal 2 to make way for its £1 billion replacement.