There are 5 ways to get from San Diego to Diamond Bar by bus, train, night bus, car or plane

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Bus, line 194 bus  •  4 h 19 min

  1. Take the bus from San Diego, Ca to Los Angeles, Ca 9486 / ...
  2. Take the line 194 bus from El Monte Station to Grand Ave and Valley Blvd 194

$27 - $62

Cheapest option

Night bus  •  5 h 2 min

  1. Take the night bus from San Diego Santa Fe Depot to Fullerton Transportation Center Amtrak Thruway Connecting Service

$3 - $12

3 alternative options

Train  •  4 h 42 min

  1. Take the train from San Diego Santa Fe Depot to Fullerton Transportation Center Pacific Surfliner

$33 - $77

Drive  •  1 h 53 min

  1. Drive from San Diego to Diamond Bar 110.4 miles

$10 - $16

Fly, bus  •  4 h 44 min

  1. Fly from San Diego (SAN) to Los Angeles (LAX) SAN - LAX
  2. Take the bus from Union Station to Industry Park and Ride

$109 - $356

Questions & Answers

The cheapest way to get from San Diego to Diamond Bar is to night bus which costs $3 - $12 and takes 5 h 2 min.

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The quickest way to get from San Diego to Diamond Bar is to drive which costs $10 - $16 and takes 1 h 53 min.

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No, there is no direct bus from San Diego to Diamond Bar. However, there are services departing from San Diego, Ca and arriving at Grand Ave and Valley Blvd via Los Angeles, Ca and El Monte Station. The journey, including transfers, takes approximately 4 h 19 min.

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The distance between San Diego and Diamond Bar is 99 miles. The road distance is 110.4 miles.

Get driving directions

The best way to get from San Diego to Diamond Bar without a car is to bus and line 194 bus which takes 4 h 19 min and costs $26 - $65.

More details

It takes approximately 4 h 19 min to get from San Diego to Diamond Bar, including transfers.

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San Diego to Diamond Bar bus services, operated by Amtrak, depart from San Diego Santa Fe Depot station.

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The best way to get from San Diego to Diamond Bar is to bus and line 194 bus which takes 4 h 19 min and costs $26 - $65. Alternatively, you can train, which costs $30 - $80 and takes 4 h 42 min.

Mode details

The quickest flight from San Diego Airport to Los Angeles Airport is the direct flight which takes 53 min.

Search flights

San Diego to Diamond Bar bus services, operated by Amtrak, arrive at Fullerton Transportation Center station.

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Map of how to get from San Diego to Diamond Bar.
Launch map view
  • Distance: 98.7 miles
  • Duration: 4 h 19 min

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

You can take a bus from San Diego to Diamond Bar via Los Angeles, Ca, El Monte, Ca, and El Monte Station in around 4 h 19 min. Alternatively, Amtrak operates a train from San Diego to Diamond Bar every 2 hours. Tickets cost $30 - $65 and the journey takes 2 h 14 min.

Airlines
American Airlines
Website
aa.com
Flights from San Diego to Los Angeles
Ave. Duration
58 min
When
Every day
Estimated price
$110 - $600
United Airlines
Website
united.com
Flights from San Diego to Los Angeles
Ave. Duration
59 min
When
Every day
Estimated price
$110 - $650
Delta
Website
delta.com
Flights from San Diego to Los Angeles
Ave. Duration
1 h 4 min
When
Every day
Estimated price
$140 - $600
Train operators
Amtrak

Amtrak is a rail service that connects the US and three Canadian provinces. Covering 21,000 route miles (34,000km) Amtrak operates more than 300 trains daily. These medium and long distance intercity services operate at speeds of up to 240km/h, to more than 500 destinations. Founded in 1971, it is based in Washington, D.C. and offers four classes of travel: First Class, Sleeper, Business and Coach. Ticket fares are divided into five subclasses: Saver, Value, Flexible, Business and Premium. Amtrak trains are known for their wide seats, plug-in power, big windows and storage capabilities.

Rome2rio's guide to Amtrak
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from San Diego Santa Fe Depot to Fullerton Transportation Center
Ave. Duration
2 h 14 min
Frequency
Every 2 hours
Estimated price
$30 - $65
Website
amtrak.com
Coach Seat
$30 - $45
Flexi Coach Seat
$50 - $80
Business Coach Seat
$45 - $65
Room
$160 - $220
Bus operators
Greyhound USA

Greyhound is a leading bus company based in Dallas, Texas, serving over 3800 destinations across North America, Mexico and Canada. Greyhound carries around 18 million passengers a year who travel 5.4 billion miles (8.6 billion km) a year on their fleet of around 1700 vehicles. For travel flexibility, you can board or get off a Greyhound bus at official Greyhound stations, partner stations and curbside stops. There are around 230 Greyhound stations across the US where you can both catch your bus and buy tickets, that are also available on the official website and via the mobile app.

Rome2rio's guide to Greyhound USA
Contact Details
Phone
+1 214-849-8100/1-800-231-2222
Email
ifsr@greyhound.com
Website
greyhound.com
Bus from San Diego, Ca to Los Angeles, Ca
Ave. Duration
2 h 25 min
Frequency
Hourly
Estimated price
$17 - $40
Website
greyhound.com
Economy
$17 - $27
Flexible
$30 - $40
Foothill Transit
Phone
+1 800-743-3463
Website
foothilltransit.org
Bus from El Monte Station to Grand Ave and Valley Blvd
Ave. Duration
56 min
Frequency
Hourly
Estimated price
$1 - $5
Schedules at
foothilltransit.org
Bus from Union Station to Industry Park and Ride
Ave. Duration
1 h 15 min
Frequency
Hourly
Estimated price
$1 - $5
Schedules at
foothilltransit.org
Amtrak

Amtrak is a rail service that connects the US and three Canadian provinces. Covering 21,000 route miles (34,000km) Amtrak operates more than 300 trains daily. These medium and long distance intercity services operate at speeds of up to 240km/h, to more than 500 destinations. Founded in 1971, it is based in Washington, D.C. and offers four classes of travel: First Class, Sleeper, Business and Coach. Ticket fares are divided into five subclasses: Saver, Value, Flexible, Business and Premium. Amtrak trains are known for their wide seats, plug-in power, big windows and storage capabilities.

Rome2rio's guide to Amtrak
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Night bus from San Diego Santa Fe Depot to Fullerton Transportation Center
Ave. Duration
2 h 30 min
Frequency
Once daily
Website
amtrak.com

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