BA’s owner says Arora’s plan for shorter third runway at Heathrow is ‘credible’ London Evening StandardHeathrow Airport’s expansion plans to cost £49bn BBCWill Sadiq Khan lie down to stop Heathrow runway takeoff? | Brief letters The GuardianLabour split as Sadiq Khan threatens to take government to court over Heathrow expansion The IndependentHeathrow third runway will cost passengers £100 per flight, says BA The Telegraph