London stocks ended lower on Friday, pressured by weak airline performance amid an all-day closure at Heathrow Airport, as well as disappointing public finance figures.

London stocks fell in early trade on Friday as data showed that UK borrowing significantly overshot expectations in February, with airlines in the red as Heathrow was shut after a fire caused a power outage.

London stocks had extended losses by midday on Friday as data showed that UK borrowing significantly overshot expectations in February, with airlines weaker as Heathrow was forced to shut after a fire at a substation caused a power outage.