EE Bus operates a bus from Causeway Bay to Mong Kok every 10 minutes. Tickets cost $18 - $25 and the journey takes 15 min. Citybus also services this route every 10 minutes.
How to get from Causeway Bay to Mong Kok
From Causeway Bay bus to Yau Ma Tei. 15 min $11. From Causeway Bay subway to Admiralty then subway to Mong Kok. 15 min $10. From Causeway Bay taxi to Mong Kok. 5 min $98. From Causeway Bay Uber to Mong Kok. 5 min $88. From Causeway Bay walk to Mong Kok. 1 h 11 min.