Sat 1 Dec 2 pm - 12pmいつ得られるべきかという結果をSat 1 Dec,       2pm - 2:45pm得ていますが、なぜそれが正しく得られないのかわかりません。
$startO        = $openHome['Start'];
$finishO        = $openHome['End'];
$startConvert  = preg_replace('~\D~', '', $startO);
$start         = date('D j M g a',$startConvert / 1000);
$finishConvert = preg_replace('~\D~', '', $finishO);
$finish         = date('ga',$finishO / 1000);
$openHomeDetail = $start." - ". $finish;
$startO & $finishO:
"Start":"\/Date(1354323600000)\/","End":"\/Date(1354326300000)\/"