Rome2Rio

How to get fromOntario to La Mesaby train (Amtrak), bus (Flixbus), car, bus, train, or bus (Greyhound, Flixbus)

Find Transport to La Mesa

See all options

There are 5 ways to get from Ontario to La Mesa by train (Amtrak), bus (Flixbus), car, bus, train, or bus (Greyhound, Flixbus)

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Train

    best
    1. Take the train from Montclair to L.A. Union Stationtrain train SB Line
    2. Take the train from Los Angeles to San Diego Old Town Transportation Centertrain train Pacific Surfliner
    6h 29m
    $52–113

  2. Drive 112.6 mi

    cheapest
    1. Drive from Ontario to La Mesacar car 112.6 mi
    1h 54m
    $21–30

  3. Bus (Flixbus)

    1. Take the bus from San Bernardino Downtown Transit Center to San Diegobus bus FlixBus 2015 / ...
    6h 47m
    $24–48

  4. Line 59 bus, train

    1. Take the bus from Ring-Brea Mall to The Depot At Santa Ana Dock 3bus bus 59
    2. Take the train from Santa Ana to San Diegotrain train Pacific Surfliner
    7h 27m
    $36–90

  5. Line 61 bus, line 286 bus, line 59 bus, bus, line 10 bus

    1. Take the bus from Holt @ Lemon to Pomona Transit Centerbus bus 61
    2. Take the bus from Pomona Transit Center to Brea Mallbus bus 286
    3. Take the bus from Ring-Brea Mall to The Depot At Santa Ana Dock 3bus bus 59
    4. Take the bus from Santa Ana Bus Stop to San Diego Greyhound Bus Stopbus bus
    5. Take the bus from Old Town Transit Center to University Av & College Avbus bus 10
    7h 53m
    $22–45

Ontario to La Mesa by bus, train, foot, and tram

Calendar91Weekly Services
Duration6h 29mAverage Duration
Ticket$52Cheapest Price
See schedules

Questions & Answers

Map of how to get from Ontario to La Mesa.ExpandLaunch map view
  • Distance: 170.8 mi
  • Duration: 6h 29m

What companies run services between Ontario, CA, USA and La Mesa, CA, USA?

You can take a bus from Mountain @ 5th Street to 70th Street Station via Montclair Transit Center, Montclair, L.A. Union Station, Los Angeles, San Diego Old Town Transportation Center, and Old Town Station in around 6h 29m. Alternatively, Flixbus USA operates a bus from San Bernardino Downtown Transit Center to San Diego twice daily. Tickets cost $18–30 and the journey takes 3h 20m.

Train operators
Bus operators

Want to know more about travelling around United States

Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

Related travel guides

Need to know: Greyhound

Read the travel guideNeed to know: Greyhound

More Questions & Answers