KLIA and LCCT flight arrival and departure time can be viewed online. Although it is not real-time information, the flight information list is updated every 3 minutes according to the website. You just need to refresh the page by pressing F5 to view the latest updates.
Information for both KLIA and LCCT airport are combined and displayed in Arrival and Departure list sorted by Schedule Time Arrival (STA). There is also Estimate Time Arrival (ETA) for all the flights.
Other than scrolling the list of flights, you can also do a search on Arrival and Departure flights.
Check your flight arrival and departure status here: http://flight.klia.com.my/