A21 Bus Hong Kong

A21 bus is the most frequently used bus to/from Hong Kong Airport. After leaving the airport, it first makes a detour to Hong Kong Port of Hong Kong – Zhuhai – Macao Bridge and then goes directly to Hung Hom, passing through hot spots like Tsim Sha Tsui, Jordan, Yau Ma Tei, and Mong Kok with the whole journey of 40 kilometers (25 miles). It takes about 80min and HKD34.6 to finish the whole trip.

Those double-decked air-conditioned buses are usually equipped with large racks, free Wi-Fi, and Led displays showing next stop as well as nearby attractions, which makes you enjoy the bus trip as much as possible.
 

Airport → Hung Hom Station	Hung Hom Station → Airport
Airport (Ground Transportation Centre)	Hung Hom Station
Hong Kong Port of Hong Kong-Zhuhai-Macao Bridge	Hong Kong Science Museum, Chatham Road South
Lantau Link Bus-Bus Interchange	Mody Road, Chatham Road South
AquaMarine, Sham Mong Road	New World Centre, Salisbury Road
Fat Tseung Street West, Sham Mong Road	Haiphong Road, Nathan Road
Metropark Hotel Mongkok, Lai Chi Kok Road	Kimberley Road, Nathan Road
Argyle Centre, Nathan Road	Tsim Sha Tsui Police Station, Nathan Road
Bank Centre, Nathan Road	Ning Po Street, Nathan Road
Sino Centre, Nathan Road	Public Square Street, Nathan Road
Man Ming Lane, Nathan Road	Pitt Street, Nathan Road
Nathan Hotel, Nathan Road	Changsha Street, Nathan Road
Prudential Centre, Nathan Road	Grand Tower, Nathan Road
Kimberley Road, Nathan Road	Mong Kok Market, Argyle Street
Cameron Road, Nathan Road	Ming Kei College, Cherry Street
Middle Road, Nathan Road	The Long Beach, Hoi Fai Road
East Tsim Sha Tsui Station, Salisbury Road	Chui Yu Road
Mody Road, Chatham Road South	Nam Cheong Park
Granville Road, Chatham Road South	Nam Cheong Station
Hong Kong Science Museum, Chatham Road South	Tonkin Street West, Sham Mong Road
Hung Hom Station Bus Terminus	Hoi Lai Estate, Sham Mong Road
--	Lantau Link Toll Plaza
--	Airport (Terminal 1)
--	HZMB Passenger Clearance Building
--	Airport (Ground Transportation Centre)

 

Airport → Hung Hom Station: Prudential Centre, Nathan Road; Kimberley Road, Nathan Road; Cameron Road, Nathan Road; Middle Road, Nathan Road; East Tsim Sha Tsui Station, Salisbury Road; Mody Road, Chatham Road South; Granville Road, Chatham Road South; Hong Kong Science Museum, Chatham Road South
Hung Hom Station → Airport: Hong Kong Science Museum, Chatham Road South; Mody Road, Chatham Road South; New World Centre, Salisbury Road; Haiphong Road, Nathan Road; Kimberley Road, Nathan Road; Tsim Sha Tsui Police Station, Nathan Road
 

Airport → Hung Hom Station: Sino Centre, Nathan Road; Man Ming Lane, Nathan Road    
Hung Hom Station → Airport: Public Square Street, Nathan Road; Pitt Street, Nathan Road; Changsha Street, Nathan Road
 

Hung Hom Station → Airport: Metropark Hotel Mongkok, Lai Chi Kok Road; Argyle Centre, Nathan Road; Bank Centre, Nathan Road
Hung Hom Station → Airport: Grand Tower, Nathan Road; Mong Kok Market, Argyle Street
 

 A21 Bus operates every day from 05:15-00:00
 Interval: 12-20 minutes
 A21 Bus Fare: HKD 34.6 for the whole trip.
 

1. Passengers can pay the fare by cash when you get on the bus, but change is not available.
2. You can also buy a ticket or Octopus card in advance at Customer Service Center at Airport Ground Transportation Centre or Hung Hom MTR Station. Passengers paying by Octopus card can enjoy 50% discount for the return journey within the day.
3. You can buy a pre-sale round-trip ticket at Customer Service Center at airport Ground Transportation Centre, which can be used on bus A21, A20, A22, A23 and A25 running between airport and city. It costs HKD 60 and is valid for 3 months once issued.
 

Bank Centre, Nathan Road:
Cordis Hong Kong, Langham Place, Nelson Street

Man Ming Lane, Nathan Road:
Tin Hau Temple, The Cityview Hotel, The Salvation Army-Booth Lodge, Caritas Bianchi Lodge, Silka Seaview Hotel, Kings De Nathan Hotel, Inn Hotel Hong Kong

Nathan Hotel, Nathan Road:
Wing On Department Store, Eaton Hong Kong, Novotel Nathan Road Kowloon Hong Kong, Hotel Stage, Largos Hotel, Hotel Rainbow Hong Kong, Hotel Madera Hong Kong, Saigon Street

Prudential Centre, Nathan Road:
MTR Jordan Station，Prudential Hotel, Shamrock Hotel, B P International, Tak Shing Street

Kimberley Road, Nathan Road:
Kowloon Par, China Hong Kong City, Harbour City, The One, The Mira Hong Kong, The Kimberley Hotel, The Luxe Manor

Cameron Road, Nathan Road:
K11 Art Mall, Hotel Benito

Middle Road, Nathan Road:
The Peninsula Hong Kong, Sheraton Hong Kong Hotel & Towers, Holiday Inn Golden Mile, The Kowloon Hotel, The Salisbury – YMCA of Hong Kong, Chungking Mansions

East Tsim Sha Tsui Station, Salisbury Road:
MTR East Tsim Sha Tsui Station, Victoria Dockside, InterContinental Hong Kong

Mody Road, Chatham Road South:
Hyatt Regency Hong Kong Tsim Sha Tsui, Kowloon Shangri-La, The Royal Garden Hotel, Regal Kowloon Hotel, Guangdong Hotel Hong Kong, Hotel Panorama, Xi Hotel

Granville Road, Chatham Road South:
Park Hotel Hong Kong, Best Western Plus Hotel Kowloon, InterContinental Grand Stanford Hong Kong, New World Millennium Hong Kong Hotel

Hong Kong Science Museum, Chatham Road South:
Hong Kong Science Museum, Hong Kong History Museum, Stanford Hillview Hotel, Empire Hotel Kowloon-Tsim Sha Tsui

Hung Hom Station:
MTR Hung Hom Station, Harbour Plaza Metropoli, Hong Kong Coliseum