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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
    30h 22m
    $590–1,533

  2. Fly Portland International Airport to Suvarnabhumi Airport, bus

    cheapest
    1. Fly from Portland International Airport (PDX) to Suvarnabhumi Airport (BKK)plane plane PDX - BKK
    2. Take the bus from Bangkok Mochit Bus Terminal to Siem Reapbus bus
    31h 38m
    $296–1,103

  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
    26h 55m
    $511–1,313

  4. Fly Portland International Airport to Phnom Penh, bus

    1. Fly from Portland International Airport (PDX) to Phnom Penh (KTI)plane plane PDX - KTI
    2. Take the bus from Phnom Penh CMR to Siem Reap CMRbus bus
    32h 16m
    $306–866

  5. 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 45m
    $584–1,400

  6. Train to Seattle-Tacoma International Airport, fly to Phnom Penh, bus

    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 Penh CMR to Siem Reap CMRbus bus
    32h 38m
    $395–1,236

  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 Bus Terminal to Go Ho Travel Siem Reapbus bus
    39h 21m
    $493–1,174

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

Calendar34Weekly Planes
Duration28hAverage Duration
Ticket$425Cheapest Price
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Comparing Your Travel Options

Map of how to get from Portland to Siem Reap.ExpandLaunch map view
  • Distance: 12,132.7 km
  • Duration: 30h 22m

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 bus to Federal Way Downtown Station - Bay 4, walk to Federal Way Downtown, take the vehicle to SeaTac/Airport, 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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Want to know more about travelling around Cambodia

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.

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