KLIA Ekspres is a non-stop airport rail link service in Kuala Lumpur, Malaysia, linking Kuala Lumpur Sentral (KL Sentral) with Kuala Lumpur International Airport (KLIA). The service is one of the two services on the Express Rail Link (ERL), sharing the same tracks with KLIA Transit which stops at all stations along the line. The service is run by Express Rail Link Sdn. Bhd.