The nearest airport is in Kuala Lumpur International Airport (KUL), located 24.3 mi (39.1 km) from the city centre. If you can't find a flight that works for your travel itinerary, you could book a flight to Subang (SZB-Sultan Abdul Aziz Shah), which is 9.3 mi (15 km) away.
If you prefer train travel, the main station is Kuala Lumpur Salak Selatan KTM Komuter Station. Catch a ride on the metro at Salak Selatan Station for ease of access to the rest of the city.