From 4 March 2012 the EK211/EK212 Dubai – Houston rotation will switch from Boeing 777-200LR to Boeing 777-300ER operation whilst the EK229/EK230 Dubai – Seattle rotation will switch from Boeing 777-300ER to Boeing 777-200LR. Dubai – Seattle is launched on 1 March 2012 and will thus only operate with Boeing 777-300ER for three days.