London Heathrow is where Airlines is located. Heathrow Express, the London Underground Piccadilly Line and major road networks all provide access to the Turkish Airlines LHR Terminal which is located in Hounslow, West London. offers its eligible passengers a simple check-in process and entry to the Star Alliance Lounge thanks to its excellent customer care. With a wide selection of food and shopping options, the terminal provides a relaxing pre-flight experience. connects travelers to Istanbul and numerous other worldwide locations from here with its renowned in-flight amenities and service.