The average bus between Cerritos and Diamond Bar takes 2h 26m and the fastest bus takes 1h 45m. There is a bus service every few hours from Cerritos to Diamond Bar. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Cerritos and Diamond Bar. The earliest departure is at 5:55 AM in the morning, and the last departure from Cerritos is at 10:31 PM which arrives into Diamond Bar at 7:17 AM. All services require a transfer at Norwalk Station Bay 11 and take an average of 2h 26m. The schedules shown below are for the next available departures.


2h 9m • 2 changes


1h 52m • 2 changes


1h 48m • 2 changes


1h 45m • 2 changes


2h 9m • 2 changes


1h 52m • 2 changes


1h 48m • 2 changes


1h 45m • 2 changes


2h 9m • 2 changes


1h 52m • 2 changes


1h 48m • 2 changes


1h 45m • 2 changes
Want to know about travelling from Cerritos to Diamond Bar? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Cerritos to Diamond Bar. However, there are services departing from Cerritos station and arriving at Diamond Bar station via Norwalk Station Bay 11 station. The journey, including transfers, takes approximately 2h 26m.
Cerritos to Diamond Bar bus services, operated by Long Beach Transit, depart from South & Norwalk NW station.
Cerritos to Diamond Bar bus services, operated by Long Beach Transit, arrive at Cal Poly Pomona Admin station.
The distance between Cerritos and Diamond Bar is 30.2 km. The road distance is 55 km.
You can take a bus from South & Norwalk NW to Cal Poly Pomona Admin via Norwalk Station Bay 11, Norwalk Station, El Monte Station - Lower Level, and El Monte Station Upper Level in around 2h 34m.