Heathrow Airport has evacuated 2,000 people from terminal two after a suspect package was found.
The British Airport Authority confirmed the package was being investigated and said the bomb squad was at the airport.
Anyone travelling from Heathrow is advised to check with their airline before leaving for the airport.
Terminal 2 disruption - 10 October
A suspect package was identified in Terminal 2's check-in area around 13:00 this afternoon and the terminal was subsequently evacuated in accordance with normal security procedures. After investigation by the police, Terminal 2 was re-opened at approximately 17:00. Whilst the terminal was closed, arriving passengers were disembarked with their luggage at Terminal 1. Passengers travelling from Terminal 2 should expect some disruption for the rest of the day.