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Flights from Siem Reap to London
There are no direct flights from Siem Reap to London. The easiest way is one stop via Bangkok or Hanoi, about 14h 53m door to door.
No direct flights · 6 connection options From 14h 53m
Siem Reap to London at a glance
Fastest journey14h 53mEstimated
Nonstop flightsNoneConnect via Bangkok or Hanoi
Best ways to fly from Siem Reap to London
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 9,787 km6,078 miles
- Journey time
- 14h 53mestimate
- Time difference
- -7hLondon vs Siem Reap
- Currency in London
- GBP
- Airports
- SAI → LGW, LHR, STN
Flights from Siem Reap to London: questions answered
Are there direct flights from Siem Reap to London?
No. There is no nonstop service, so you will connect, most easily in Bangkok, Hanoi and Singapore. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Siem Reap to London?
With one connection the journey usually takes around 14h 53m, depending on the layover. The straight-line distance is 9,787 km.
Where do you change planes between Siem Reap and London?
The best connecting points are Bangkok (BKK), Hanoi (HAN), Singapore (SIN) and Phuket (HKT). Thai Airways flies both legs via Bangkok, so you can book it as one ticket.
Which airports serve Siem Reap and London?
Siem Reap: Siem Reap-Angkor International Airport (SAI). London: London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Stansted Airport (STN) and London Luton Airport (LTN).
What is the time difference between Siem Reap and London?
London is 7 hours behind Siem Reap.





