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How to get fromHeathrow to Siem Reapby plane or bus

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There are 3 ways to get from Heathrow to Siem Reap by 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. Fly London Heathrow Airport to Siem Reap, bus

    best
    1. Fly from London Heathrow Airport (LHR) to Siem Reap (SAI)plane plane LHR - SAI
    2. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    16h 5m
    $499–978

  2. Fly London Heathrow Airport to Suvarnabhumi Airport, bus

    cheapest
    1. Fly from London Heathrow Airport (LHR) to Suvarnabhumi Airport (BKK)plane plane LHR - BKK
    2. Take the bus from Bangkok Mochit Bus Terminal to Siem Reapbus bus
    20h 18m
    $353–845

  3. Bus to London Gatwick Airport, fly to Siem Reap, bus

    1. Take the bus from Heathrow Central Bus Station to South Terminal Bus Stationbus bus
    2. Fly from London Gatwick Airport (LGW) to Siem Reap (SAI)plane plane LGW - SAI
    3. Take the bus from Siem Reap Airport to Siem Reap Townbus bus
    19h 45m
    $400–1,225

London Heathrow Airport (LHR) to Siem Reap (SAI) flights

Calendar26Weekly Planes
Duration16h 6mAverage Duration
Ticket$514Cheapest Price
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Questions & Answers

Map of how to get from Heathrow to Siem Reap.ExpandLaunch map view
  • Distance: 9,878.1 km
  • Duration: 16h 5m

What companies run services between Heathrow, England and Siem Reap, Cambodia?

There is no direct connection from Heathrow to Siem Reap. However, you can fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town. Alternatively, you can take the bus to South Terminal Bus Station, walk to London Gatwick Airport (LGW) airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town.

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