Claims: Heathrow third runway GDP yield may be 90% less than previous estimates

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  1. title: Heathrow third runway GDP yield may be 90% less than previous estimates (alleges; supported) Source
  2. url: https://www.theguardian.com/uk-news/2026/jun/19/heathrow-third-runway-boost-gdp-less-than-stated (alleges; supported) Source
  3. summary: Department for Transport analysis suggests tiny economic boost would be outweighed by up to £62.5bn in trade-offs The economic boost from a Heathrow third runway could be a tiny fraction of previous estimates, government analysis shows, while the overall trade-off from the bigger airport could set the UK back by as much as £62.5bn. As ministers promised to speed up expansion of the London airport in the name of economic growth, documents prepared by the Department for Transport said the runway w… (alleges; supported) Source
  4. published: Fri, 19 Jun 2026 15:26:25 GMT (alleges; supported) Source