Shares of US airlines up after Iran says Strait of Hormuz open during ceasefire
** Shares of U.S. airlines rise premarket after Iran says Strait of Hormuz open for commercial shipping during the Lebanon ceasefire, dragging oil prices down ** American Airlines AAL.O rises 5.3%, Jetblue JBLU.O up 5.7%, United Airlines UAL.O adds 5.2% ** Delta Air Lines DAL.N gains 6%, Southwest Airlines LUV.N up 4.7% ** As of last close, the S&P 500 Passenger Airlines .SPLRCALI subindex down 5.3% YTD (Reporting by Aatreyee Dasgupta) ((Aatreyee.Dasgupta@thomsonreuters.com))