Hot Air Ballooning InLine Launch Record. Pictured at Waterford Airport are Desmond O’Flynn, CEO at Waterford Airport and Joe Daly, event organiser and balloonist. A record attempt for the largest number of Hot Air Balloons to take off simultaneously in a single line will take place at Waterford Airport on Monday, September 22 at 7am as part of the Irish Hot Air Ballooning Championships which take place in Waterford City from September 21st to 26th 2014. Further information can be found on www.flywaterford.com or www.irishballoonchampionships.com. Picture: Patrick Browne