Heathrow has been hit by flight chaos after a fire erupted, causing one of its runways to close. It has been confirmed that a grass fire broke out next to Heathrow's southern runway, with flights being delayed at the UK's busiest airport. "We'll be departing on the southern runway 27L and arriving on runway 27R. He wrote on Facebook: "Fire at Heathrow Airport so I'm being diverted to Manchester. Heathrow Airport also passed on its condolences, saying its thoughts were with Buxton's family, friends and colleagues across Virgin Atlantic.