A THY Turkish Airlines Airbus A330-300, performing flight from Johannesburg (South Africa) to Istanbul (Turkey), rejected takeoff due to open cockpit window.

• Aircraft was accelerating for takeoff from Johannesburg’s runway 21R when the crew rejected takeoff at high speed (about 130 knots over ground) due to an open cockpit window.
• The aircraft slowed safely, the crew declined assistance offered by tower, stopped briefly on the runway, then vacated the runway via taxiway H about 2000 meters/6600 feet down the runway and returned to the apron.
• A passenger reported the aircraft sustained a blown tyre and some damage to the landing gear. The passengers were taken to hotels.