Hong Kong Bus Line A21: Live Tracking, Route & Stops
Live vehicle countdown, interactive route sequence, and arrival tracker for Line A21.
🚍 Hong Kong Bus Line A21: Route, Terminals & Stops Guide
Star Ferry Bus Terminus ⇄ Sau Mau Ping Central (8 stops)
🚏 Complete Route Stops List (In Order of Travel)
- Star Ferry Bus Terminus
- Middle Road, Tsim Sha Tsui
- Jordan Station, Nathan Road
- Yau Ma Tei Station
- Mong Kok Bunk Bank
- Prince Edward Station
- Kowloon City Police Station
- Sau Mau Ping Central
ℹ️ Route Information & Traveling on Bus Line A21
Bus Line A21 is a vital urban transit artery operating within Hong Kong's public transportation network under KMB / Citybus. Providing reliable, frequent service connecting Star Ferry Bus Terminus and Sau Mau Ping Central, Line A21 serves 8 designated stops along its official route. Whether you are commuting to central commercial districts, visiting key cultural landmarks, or transferring to local rail and metro interchanges, Line A21 offers an accessible and sustainable travel choice across Hong Kong.
💳 Fares, Ticketing & Boarding Rules
Ticketing & Fares for Hong Kong Buses: Public buses in this metropolitan network accept contactless payment (credit/debit cards, smartphone wallets), local smart transit cards, and regional multi-trip passes. Fares should be validated immediately upon boarding. Boarding & Etiquette: Enter through the front doors of the vehicle, tap or scan your payment method on the onboard reader, and press the stop request button ahead of your desired destination stop. All public buses operating on Line A21 are fully accessible with priority seating for elderly passengers, pregnant travelers, and riders with reduced mobility. Live countdown arrivals and vehicle GPS tracking on LiveBus.city are updated dynamically via official KMB / Citybus open data feeds.