Home Society Passengers call 911 after getting stuck on tarmac for six hours Frustrated passengers called 911 after their Air Transat planes sat on the tarmac of Ottawa airport for more than four hours. Twitter/Brice de Schietere via Storyful August 2, 2017 07:52 IST Close Frustrated passengers called 911 after their Air Transat planes sat on the tarmac of Ottawa airport for more than four hours.