The average bus between Whittier and Diamond Bar takes 1h 5m and the fastest bus takes 57 min. The bus service runs several times per day from Whittier 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 every 2 hours between Whittier and Diamond Bar. The earliest departure is at 6:00 AM in the morning, and the last departure from Whittier is at 8:00 PM which arrives into Diamond Bar at 9:06 PM. All services require a transfer, and take on average 1h 5m. The schedules shown below are for the next available departures.

1h 17m • 1 change

1h 5m • 1 change

1h 4m • 1 change

1h 3m • 1 change

1h 17m • 1 change

1h 5m • 1 change

1h 4m • 1 change

1h 3m • 1 change

1h 17m • 1 change

1h 5m • 1 change

1h 4m • 1 change

1h 3m • 1 change

1h 17m • 1 change

1h 5m • 1 change

1h 4m • 1 change

1h 3m • 1 change
Want to know about travelling from Whittier 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 Whittier to Diamond Bar. However, there are services departing from Whittier station and arriving at Diamond Bar station via West Covina Pkwy and California Ave E. The journey, including transfers, takes approximately 1h 5m.
Whittier to Diamond Bar bus services, operated by Foothill Transit, depart from Beverly Dr and Norwalk Blvd N station.
Whittier to Diamond Bar bus services, operated by Foothill Transit, arrive at Cal Poly Pomona Admin station.
The distance between Whittier and Diamond Bar is 21.2 km. The road distance is 31 km.
You can take a bus from Beverly Dr and Norwalk Blvd N to Cal Poly Pomona Admin via West Covina Pkwy and California Ave E in around 1h 9m.