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How to get fromSiem Reap to Heathrowby bus, plane, or train

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There are 5 ways to get from Siem Reap to Heathrow by bus, plane, or train

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

  1. Bus to Siem Reap, fly to London Heathrow Airport

    best
    1. Take the bus from Siem Reap Town to Siem Reap Airportbus bus
    2. Fly from Siem Reap (SAI) to London Heathrow Airport (LHR)plane plane SAI - LHR
    18h 35m
    £386–757

  2. Bus to Suvarnabhumi Airport, fly to London Heathrow Airport

    cheapest
    1. Take the bus from Siem Reap to Bangkok Mochit Bus Terminalbus bus
    2. Fly from Suvarnabhumi Airport (BKK) to London Heathrow Airport (LHR)plane plane BKK - LHR
    23h 22m
    £230–560

  3. Bus to Siem Reap, fly to London City Airport

    1. Take the bus from Siem Reap Town to Siem Reap Airportbus bus
    2. Fly from Siem Reap (SAI) to London City Airport (LCY)plane plane SAI - LCY
    20h 50m
    £525–1,456

  4. Bus to Siem Reap, fly to London Gatwick Airport, train

    1. Take the bus from Siem Reap Town to Siem Reap Airportbus bus
    2. Fly from Siem Reap (SAI) to London Gatwick Airport (LGW)plane plane SAI - LGW
    3. Take the train from Gatwick Airport to Farringdontrain train
    21h 22m
    £365–954

  5. Bus to Siem Reap, fly to Luton Airport, bus

    1. Take the bus from Siem Reap Town to Siem Reap Airportbus bus
    2. Fly from Siem Reap (SAI) to Luton Airport (LTN)plane plane SAI - LTN
    3. Take the bus from Airport Bus Station to Heathrow Central Bus Stationbus bus
    22h 39m
    £361–967

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

Calendar42Weekly Planes
Duration17h 30mAverage Duration
Ticket£373Cheapest Price
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Comparing Your Travel Options

Map of how to get from Siem Reap to Heathrow.ExpandLaunch map view
  • Distance: 6,137.9 mi
  • Duration: 18h 35m

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

There is no direct connection from Siem Reap to Heathrow. However, you can take the bus to Siem Reap Airport, walk to Siem Reap (SAI) airport, then fly to London Heathrow Airport (LHR). Alternatively, you can take the bus to Siem Reap Airport, walk to Siem Reap (SAI) airport, fly to London City Airport (LCY), walk to London City Airport, take the line 474 bus to Custom House Station, walk to Custom House, then take the train to Heathrow Terminals 2 & 3.

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