The average bus between Oakland and Diamond Bar takes 12h 33m and the fastest bus takes 9h 43m. The bus service runs several times per day from Oakland 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 twice daily between Oakland and Diamond Bar. The earliest departure is at 12:35 AM at night, and the last departure from Oakland is at 11:05 PM which arrives into Diamond Bar at 9:19 AM. All services require a transfer at Los Angeles Union Station and take an average of 12h 33m. The schedules shown below are for the next available departures.


9h 43m • 2 changes


11h 44m • 2 changes
Arrives next day


18h 7m • 2 changes
Arrives next day


10h 14m • 2 changes


9h 43m • 2 changes


11h 44m • 2 changes
Arrives next day


10h 14m • 2 changes


9h 43m • 2 changes


11h 44m • 2 changes
Arrives next day


10h 14m • 2 changes
Want to know about travelling from Oakland 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 Oakland to Diamond Bar. However, there are services departing from Oakland station and arriving at Diamond Bar station via Los Angeles Union Station station. The journey, including transfers, takes approximately 12h 33m.
Oakland to Diamond Bar bus services, operated by Greyhound USA, depart from Oakland station.
Oakland to Diamond Bar bus services, operated by Greyhound USA, arrive at Los Angeles Union Station.
The distance between Oakland and Diamond Bar is 580.9 km. The road distance is 699 km.
Flixbus USA operates a bus from Oakland to Los Angeles Union Station twice daily. Tickets cost $55–95 and the journey takes 8h 15m. Greyhound USA also services this route once daily.