REVEALED: Why do planes have tiny HOLES in their windows? places PASSENGERS will notice tiny holes in every window on a plane - but what purpose do they serve? Share: Email ThisBlogThis!Share to XShare to Facebook Related Posts:Antipode NEWS: Brits could fly to New York in just 20 minutes on new planePound vs euro exchange rate: Sterling to SOAR in 2017 as elections loomMcDonald's to SUE historic city of Florence for £16mPound vs euro exchange rate: Sterling to SOAR in 2017 as elections loomMcDonald's to SUE historic city of Florence for £16m