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How to get fromDiamond Bar to Portlandby bus, plane, bus (Greyhound, Flixbus), train (Amtrak) or car

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There are 8 ways to get from Diamond Bar to Portland by bus, plane, bus (Greyhound, Flixbus), train (Amtrak), or car

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

  1. Line 482 bus to Ontario International Airport, fly

    best
    1. Take the bus from Diamond Bar Blvd and Sunset Crossing Rd to Pomona Transit Centerbus bus
    2. Fly from Ontario International Airport (ONT) to Portland International Airport (PDX)plane plane ONT - PDX
    5h 37m
    $157–860

  2. Bus to Los Angeles International Airport, fly

    cheapest
    1. Take the bus from Cal Poly Pomona Admin to Flower St and 12th Stbus bus
    2. Fly from Los Angeles International Airport (LAX) to Portland International Airport (PDX)plane plane LAX - PDX
    6h 7m
    $108–514

  3. Bus

    1. Take the bus from Los Angeles Union Station to Sacramento Bus Stationbus bus Greyhound US0831 / ...
    2. Take the bus from Sacramento Bus Station to Portland Curbside Bus Stopbus bus Greyhound US0500
    24h 32m
    $113–298

  4. Train (Amtrak)

    1. Take the train from Los Angeles to Portlandtrain train Coast Starlight
    32h 18m
    $143–248

  5. Drive 989.3 mi

    1. Drive from Diamond Bar to Portlandcar car 989.3 mi
    16h 38m
    $181–261

  6. Bus to Long Beach Airport, fly

    1. Take the bus from Cal Poly Pomona Admin to Flower St and 12th Stbus bus
    2. Fly from Long Beach Airport (LGB) to Portland International Airport (PDX)plane plane LGB - PDX
    7h 27m
    $131–664

  7. Bus to Burbank Bob Hope Airport, fly

    1. Take the bus from Cal Poly Pomona Admin to Flower St and 12th Stbus bus
    2. Fly from Burbank Bob Hope Airport (BUR) to Portland International Airport (PDX)plane plane BUR - PDX
    7h 9m
    $113–570

  8. Line 43 bus to John Wayne Airport Orange County, fly

    1. Take the bus from Fullerton Trans Ctr Dock 1 to Harbor And Macarthurbus bus
    2. Fly from John Wayne Airport Orange County (SNA) to Portland International Airport (PDX)plane plane SNA - PDX
    8h 23m
    $121–664

Diamond Bar to Portland by bus

Calendar14Weekly Buses
Duration24h 32mAverage Duration
Ticket$113Cheapest Price
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Questions & Answers

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

You can take a bus from Cal Poly Pomona Admin to Portland Curbside Bus Stop via Cal State LA W, Cal State La Transit Center, Cesar E Chavez / Vignes, Los Angeles Union Station, and Sacramento Bus Station in around 24h 32m. Alternatively, Amtrak operates a train from Los Angeles to Portland once daily. Tickets cost $140–240 and the journey takes 29h 49m.

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