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Diamond Bar to Fullerton buses

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Trip Overview

The average bus between Diamond Bar and Fullerton takes 1h 38m and the fastest bus takes 52 min. There is a bus service every few hours from Diamond Bar to Fullerton. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 38m
Duration
14 mi
Distance
$8
Average price
Hourly
Frequency

Line 286 bus, line 143 bus

best
  1. Take the bus from Diamond Bar Blvd and Sunset Crossing Rd to Brea Mallbus bus 286
  2. Take the bus from Ring-Brea Mall to Harbor-Valley Viewbus bus 143
1h 20m
$4–8

Diamond Bar to Fullerton bus times

Buses run hourly between Diamond Bar and Fullerton. The earliest departure is at 6:34 AM in the morning, and the last departure from Diamond Bar is at 10:33 PM which arrives into Fullerton at 6:10 AM. All services require a transfer at Brea Mall and take an average of 1h 38m. The schedules shown below are for the next available departures.

Departing Thursday, October 8, 2026

  •  → 

    Foothill TransitOCTA1h 14m • 1 change

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    Foothill TransitOCTA1h 3m • 1 change

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    Foothill TransitOCTA1h 42m • 1 change

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    Foothill TransitOCTA1h 33m • 1 change
  • Show more

Departing Friday, October 9, 2026

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    Foothill TransitOCTA1h 41m • 1 change

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    Foothill TransitOCTA1h 24m • 1 change

  •  → 

    Foothill TransitOCTA1h 12m • 1 change

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    Foothill TransitOCTA1h 6m • 1 change
  • Show more

Departing Saturday, October 10, 2026

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    Foothill TransitOCTA1h 27m • 1 change

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    Foothill TransitOCTA1h 14m • 1 change

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    Foothill TransitOCTA1h • 1 change

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    Foothill TransitOCTA1h 34m • 1 change
  • Show more

Departing Sunday, October 11, 2026

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    Arrives next day

    Foothill TransitOCTA9h 20m • 1 change

Departing Monday, October 12, 2026

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    Foothill TransitOCTA1h 41m • 1 change

  •  → 

    Foothill TransitOCTA1h 24m • 1 change

  •  → 

    Foothill TransitOCTA1h 12m • 1 change

  •  → 

    Foothill TransitOCTA1h 6m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Diamond Bar to Fullerton? 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 Diamond Bar to Fullerton.ExpandLaunch map view
  • Distance: 14.1 mi
  • Duration: 1h 38m

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

You can take a bus from Diamond Bar Blvd and Sunset Crossing Rd to Harbor-Valley View via Brea Mall and Ring-Brea Mall in around 1h 20m.

Operators