Search flights from London (LON) to Siem Reap (SAI)

Book your plane tickets from London to Siem Reap with ease

Cheapest flights to Siem Reap

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from London to Siem Reap: things to know

The most popular route is from London Heathrow Airport in London to Siem Reap-Angkor International Airport in Siem Reap. On average this flight takes 15 hours 51 minutes one-way and costs $3,188 round-trip.

Most popular route
London Heathrow Airport (LHR) to Siem Reap-Angkor International Airport (SAI)
Average flight time
15 hours 51 minutes
Average round-trip price
$3,188
Fly from London to Siem Reap
16 airlines

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Airlines that fly from London to Siem Reap

Airline options may vary according to recently booked flights and your search terms

  • Thai Airways
  • Vietnam Airlines
  • Singapore Airlines
  • Qatar Airways
  • Eva Air
  • Emirates
  • Turkish Airlines
  • Lufthansa
  • Etihad Airways
  • China Eastern Airlines
  • Austrian Airlines
  • Swiss
  • Gulf Air
  • British Airways
  • Cathay Pacific
  • Wizz Air UK

Frequently asked questions

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Flights from the United Kingdom to Cambodia

Flexible on where to fly from? the United Kingdom also has many flight options for Cambodia.

Hotels in Siem Reap

A popular choice with visitors to Cambodia.

Flights to Siem Reap Province

Getting to Siem Reap Province just got easier!

Flights from London to Cambodia

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