Here are the departing flights listed as delayed and cancelled on the airport departure board.
Delayed
American Airlines AA731 at 9.15am to Charlotte
American Airlines AA729...
The evening rush hour has been hit by more chaos after the Elizabeth line was suspended between Heathrow Terminals.
Travellers between the Heathrow Terminals...
Hundreds of British Airways passengers woke up to find their flights cancelled from Heathrow today.
BA has axed several flights while others were delayed....