The nearest airport is in Hong Kong International Airport (HKG), located 16.6 mi (26.7 km) from the city centre. If you can't find a flight that's convenient for your trip, you could book a flight to Shenzhen (SZX-Shenzhen Intl.), which is 19.2 mi (31 km) away.
If you'd rather travel by train, you can make your way to Hong Kong Lok Ma Chau Station.