Rome2Rio

Union Station - Metro A-Line to Diamond Bar buses

Find Transport to Diamond Bar

View schedule
QR code to download the Rome2Rio app

Download the Rome2Rio travel app

Scan QR code with your phone to download the app

Download on the App StoreGet it on Google Play

Trip Overview

The average bus between Union Station - Metro A-Line and Diamond Bar takes 55 min and the fastest bus takes 46 min. The bus runs at least 2 times per hour from Union Station - Metro A-Line 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.

55 min
Duration
27 mi
Distance
$6
Average price
Every 30 minutes
Frequency

Union Station - Metro A-Line to Diamond Bar bus times

Buses run every 30 minutes between Union Station - Metro A-Line and Diamond Bar. The earliest departure is at 6:28 AM in the morning, and the last departure from Union Station - Metro A-Line is at 8:20 PM which arrives into Diamond Bar at 9:06 PM. All services run direct with no transfers required, and take on average 55 min. The schedules shown below are for the next available departures.

Departing Tuesday, November 10, 2026

  •  → 

    bus bus 49 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  • Show more

Departing Wednesday, November 11, 2026

  •  → 

    bus bus 49 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  • Show more

Departing Thursday, November 12, 2026

  •  → 

    bus bus 49 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  • Show more

Departing Friday, November 13, 2026

  •  → 

    bus bus 49 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  • Show more

Departing Monday, November 16, 2026

  •  → 

    bus bus 49 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  •  → 

    bus bus 50 min • Direct
  • Show more

Frequently asked questions

Want to know about travelling from Union Station - Metro A-Line 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.

Map of how to get from Union Station - Metro A-Line to Diamond Bar.ExpandLaunch map view
  • Distance: 27.1 mi
  • Duration: 55 min

What companies run services between Union Station - Metro A-Line, CA, USA and Diamond Bar, CA, USA?

Foothill Transit operates a bus from Union Station Patsaouras Bus Plaza E to Cal Poly Pomona Admin every 30 minutes. Tickets cost $1–6 and the journey takes 53 min.

Operators