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Fountain Valley to Diamond Bar buses

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Trip Overview

The average bus between Fountain Valley and Diamond Bar takes 2h 34m and the fastest bus takes 2h 6m. There is a bus service every few hours from Fountain Valley 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.

2h 34m
Duration
27 mi
Distance
$10
Average price
Hourly
Frequency

Fountain Valley to Diamond Bar bus times

Buses run hourly between Fountain Valley and Diamond Bar. The earliest departure is at 4:38 AM at night, and the last departure from Fountain Valley is at 8:35 PM which arrives into Diamond Bar at 10:45 PM. All services require a transfer at Fullerton Trans Ctr Dock 4 and take an average of 2h 34m. The schedules shown below are for the next available departures.

Departing Wednesday, November 11, 2026

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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 27m • 2 changes
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    OCTAOCTAFoothill Transit2h 34m • 2 changes
  • Show more

Departing Thursday, November 12, 2026

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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 6m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 27m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 34m • 2 changes
  • Show more

Departing Friday, November 13, 2026

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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 27m • 2 changes
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    OCTAOCTAFoothill Transit2h 34m • 2 changes
  • Show more

Departing Saturday, November 14, 2026

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    OCTAOCTAFoothill Transit2h 21m • 2 changes
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    OCTAOCTAFoothill Transit2h 38m • 2 changes
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    OCTAOCTAFoothill Transit2h 52m • 2 changes
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    OCTAOCTAFoothill Transit2h 20m • 2 changes
  • Show more

Departing Monday, November 16, 2026

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    OCTAOCTAFoothill Transit2h 6m • 2 changes
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    OCTAOCTAFoothill Transit2h 6m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 27m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 34m • 2 changes
  • Show more

Departing Tuesday, November 17, 2026

  •  → 

    OCTAOCTAFoothill Transit2h 6m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 6m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 27m • 2 changes
  •  → 

    OCTAOCTAFoothill Transit2h 34m • 2 changes
  • Show more

Frequently asked questions

Want to know about travelling from Fountain Valley 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 Fountain Valley to Diamond Bar.ExpandLaunch map view
  • Distance: 27.5 mi
  • Duration: 2h 34m

What companies run services between Fountain Valley, CA, USA and Diamond Bar, CA, USA?

You can take a bus from Harbor-Macarthur to Diamond Bar Blvd and Sunset Crossing Rd via Fullerton Trans Ctr Dock 4, Ring-Brea Mall, and Brea Mall in around 3h 22m.

Operators