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Cheap flights from London to Siem Reap

from as little as £554

34 nights in Siem Reap, departing London Heathrow on 01 / Sep / 2021 with Singapore Airlines (price found 47 hours ago)

Subject to availability, prices correct of the last 24 hours
Siem Reap

Cheap return flights from London to Siem Reap

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The London / Siem Reap route

All 9805 km of it

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Siem Reap flight facts

What you need to know

Alternative flights from the UK to Siem Reap

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Siem Reap

Today alone, Netflights has searched over 25 flights. 01 / Sep / 2021 is currently the lowest priced day of the year to fly the London/Siem Reap route. There are around 19 flights on any given week from the UK to Siem Reap and the cheapest month to fly right now is September.

Min / Max Temperature (°C)
LOWEST

19 °C

AVG

26 °C

HIGHEST

34 °C

Rainfall (mm)
LOWEST

0 mm

AVG

109.2 mm

HIGHEST

239 mm

Key facts about Siem Reap

How to get cheap flights from London to Siem Reap

Tips and advice from our flight experts

Find a good deal on your flight from London to Siem Reap with Netflights. 19 flights go via this route every week, and we've collected them all to help you find the best deal. If you want to keep your options open, take a look at flights from another airport in London.

Generally, London Heathrow (LHR) is the most popular choice for flights to Siem Reap. And the most popular airlines are Singapore Airlines & Lufthansa. But when you fly is just as important as who you fly with. If you're flexible on dates, try searching by month to see when the cheapest flights are.

Last-minute deals can be cheaper, but it's risky. It's best to book flights to Siem Reap in advance to avoid disappointment. Singapore Airlines usually have the lowest prices, so keep an eye out for their flights. Flights from London to Siem Reap generally take about 20 hrs 30 mins.

Today, we’ve scanned 25 flights, to help you see all the options for your trip to Siem Reap. Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in Cambodia, including some close to the airport – perfect if you're arriving late or leaving early.

Other popular destinations near Siem Reap

Where other people are flying to

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