Overview
- Heathrow Airport told ministers in late September that the government’s 2035 opening target is unrealistic and that its core plan is to seek planning permission by 2029 and open the runway within ten years of approval.
- Prime Minister Andy Burnham declined to give full backing during a BBC interview, saying the decision should reflect local views, while several Treasury and transport ministers publicly urged swift expansion for economic reasons.
- Heathrow has launched an eight-week public consultation running from October 27 to December 22, 2026, as it continues to press a privately financed scheme that it says would create around 108,000 jobs and large supply-chain investment.
- A rival bidder, Surinder Arora’s Heathrow West, disputes Heathrow’s delivery timetable and says HAL’s plan lacks practical detail, predicting later completion and offering phased alternatives that its backers say could be faster.
- The project faces major unresolved barriers — the Climate Change Committee says expansion is not currently compatible with net zero by 2050, the Mayor of London formally opposes it on environmental grounds, and no live planning application has yet been submitted, leaving legal and regulatory challenges likely to shape any final decision.