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How to get fromPortland to Siem Reapby train, plane or bus

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There are 7 ways to get from Portland to Siem Reap by train, plane, or bus

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 to Seattle-Tacoma International Airport, fly to Siem Reap, bus

    best
    1. Take the train from Portland to Tacomatrain train
    2. Fly from Seattle-Tacoma International Airport (SEA) to Siem Reap (SAI)plane plane SEA - SAI
    3. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    31h 46m

  2. Train to Seattle-Tacoma International Airport, fly to Phnom Penh, Minivan

    cheapest
    1. Take the train from Portland to Tacomatrain train
    2. Fly from Seattle-Tacoma International Airport (SEA) to Phnom Penh (KTI)plane plane SEA - KTI
    3. Take the bus from Phnom Pehn to Siem Reapbus bus
    34h 6m
    $399–1,032

  3. Fly Portland International Airport to Siem Reap, bus

    1. Fly from Portland International Airport (PDX) to Siem Reap (SAI)plane plane PDX - SAI
    2. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    27h 5m

  4. Train to Vancouver International Airport, fly to Siem Reap, bus

    1. Take the train from Portland to Vancouvertrain train
    2. Fly from Vancouver International Airport (YVR) to Siem Reap (SAI)plane plane YVR - SAI
    3. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    30h 53m

  5. Fly Portland International Airport to Phnom Penh, Minivan

    1. Fly from Portland International Airport (PDX) to Phnom Penh (KTI)plane plane PDX - KTI
    2. Take the bus from Phnom Pehn to Siem Reapbus bus
    33h 34m
    $514–1,921

  6. Train to Mahlon Sweet Field Airport, fly to Siem Reap, bus

    1. Take the train from Portland to Eugenetrain train
    2. Fly from Mahlon Sweet Field Airport (EUG) to Siem Reap (SAI)plane plane EUG - SAI
    3. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    32h 32m

  7. Train to Seattle-Tacoma International Airport, fly to Tan Son Nhat International Airport, bus

    1. Take the train from Portland to Tacomatrain train
    2. Fly from Seattle-Tacoma International Airport (SEA) to Tan Son Nhat International Airport (SGN)plane plane SEA - SGN
    3. Take the bus from Ho Chi Minh - Sinh Tourist Office to Phnom Penh Cambodia - Sinh Tourist Officebus bus
    4. Take the bus from Phnom Penh to Siem Reap Virak Buntham Expressbus bus
    38h 32m
    $404–812

Seattle-Tacoma International Airport (SEA) to Siem Reap (SAI) flights

Calendar35Weekly Planes
Duration28h 18mAverage Duration
Ticket$451Cheapest Price
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Questions & Answers

What companies run services between Portland, OR, USA and Siem Reap, Cambodia?

There is no direct connection from Portland to Siem Reap. However, you can take the train to Tacoma, walk to D St E & 25th St E, take the line 574 bus to SeaTac Airport Terminal - Bay 2, walk to Seattle-Tacoma International Airport (SEA) airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town. Alternatively, you can take the vehicle to Portland Int'l Airport station, walk to Portland International Airport (PDX) airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town.

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