After arriving to KLIA, take the Express Rail Link in either KLIA station or KLIA2 station to the KL Sentral Station. Then, change to the LRT line which should be GOMBAK direction. The fifth station will be KLCC station.
It takes about 20 mins to walk to Kuala Lumpur Conventional centre. Go to the G level (street level) and enter the Suria KLCC. There will be some signpost to direct you to the underground tunnel (between Suria and KLCC) to KLCC.
A fast, safe and convivence method that can directly send you to the main entrance of KLCC or your hotel.
(Airport Limo (M) Sdn Bhd offers a 24-hour budget and premier airport taxi service to and from KLIA. You may purchase tickets at an official counter, situated just inside the exit doors of the arrival hall. Prices are fixed according to destination.)