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Lake Arrowhead to Diamond Bar buses

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Trip Overview

The average bus between Lake Arrowhead and Diamond Bar takes 4h 36m and the fastest bus takes 4h 11m. The bus service runs several times per day from Lake Arrowhead 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.

4h 36m
Duration
68 mi
Distance
$21
Average price
3 times a day
Frequency

Lake Arrowhead to Diamond Bar bus times

Buses run 3 times a day between Lake Arrowhead and Diamond Bar. The earliest departure is at 5:15 AM in the morning, and the last departure from Lake Arrowhead is at 6:14 PM which arrives into Diamond Bar at 10:25 PM. All services require a transfer at San Bernardino and take an average of 4h 36m. The schedules shown below are for the next available departures.

Departing Wednesday, November 11, 2026

  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 11m • 3 changes

Departing Thursday, November 12, 2026

  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 17m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit5h 12m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 43m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 11m • 3 changes

Departing Friday, November 13, 2026

  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 17m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit5h 12m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 43m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 11m • 3 changes

Departing Monday, November 16, 2026

  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 17m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit5h 12m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 43m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 11m • 3 changes

Departing Tuesday, November 17, 2026

  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 17m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit5h 12m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 43m • 3 changes
  •  → 

    Mountain TransitOmnitransFoothill TransitFoothill Transit4h 11m • 3 changes

Frequently asked questions

Want to know about travelling from Lake Arrowhead 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 Lake Arrowhead to Diamond Bar.ExpandLaunch map view
  • Distance: 68.2 mi
  • Duration: 4h 36m

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

You can take a bus from Stater Bros / Arrowhead Village - Hwy 189 to Diamond Bar Blvd and Sunset Crossing Rd via San Bernardino, Montclair Transit Center, and Pomona Transit Center in around 4h 16m.

Operators