The 2013 and 2015 episodes of smoke haze over Singapore were some of the worst environmental crises in the nation’s history. Severe haze caused by land clearance fires in Indonesia blanketed Singapore for more than a month each time, leading to a dramatic shift in public attention and policies regarding the nation’s engagement with its neighbouring resource-extractive economies. This article reads the development of this crisis through the myth of the “air-conditioned nation,” arguing that it presents an opportunity to reconnect capitalism and regionalisation with their consequences.