Heathrow is one of the world’s busiest airports for international travel, and saw 83.9 million passengers last year.

London Heathrow Airport said it was “fully operational” on Saturday, after an almost daylong closure sparked by an electrical substation fire.

"Puts my mind at rest when packing for holidays as I get very nervous at the weighing machine at airport check in." ...

Flights have begun landing at Heathrow as it aims to return to normal operation on Saturday after the airport was shut over a loss of power, with restrictions on overnight flights temporarily ...