Cheap flights from London Heathrow to Siem Reap

from as little as £764

14 nights in Siem Reap, departing London Heathrow on 21 / Feb / 2024 with Singapore Airlines (price found 37 hours ago)

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

Cheap return flights from London Heathrow to Siem Reap

Find the best deals

The London Heathrow / Siem Reap route

All 9811 km of it

Cheap flight deals for this route

See what's hot at the moment

Siem Reap flight facts

What you need to know

Alternative flights from the UK to Siem Reap

Check out prices for other routes
from £764 pp
Find flights
from £949 pp
Find flights
from £1,191 pp
Find flights
from £1,032 pp
Find flights
from £1,575 pp
Find flights
from £953 pp
Find flights
search for price
Find flights
from £1,059 pp
Find flights

Alternative flights from London Heathrow

You might find cheaper flights nearby
from £784 pp
Find flights
from £562 pp
Find flights
from £459 pp
Find flights
from £818 pp
Find flights
from £530 pp
Find flights
from £463 pp
Find flights
Siem Reap

Today alone, Netflights has searched over 1,941 flights. 21 / Feb / 2024 is currently the lowest priced day of the year to fly the London Heathrow/Siem Reap route. There are around 230 flights on any given week from the UK to Siem Reap and the cheapest month to fly right now is February.

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 Heathrow to Siem Reap

Tips and advice from our flight experts

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Siem Reap, across the ten airlines that offer this route. We've found that 21 / Feb / 2024 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

There are 230 flights from London Heathrow to or via Siem Reap every week. Out of the ten available airlines, the most popular ones are Turkish Airlines, Vietnam Airlines & Etihad Airways. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.

The distance between London Heathrow to Siem Reap is 9811 km. Normally, it takes about 17 hrs 5 mins to fly, and you can definitely expect the journey to be at least 13 hrs 55 mins. You can see the various flight times in the results.

The cheapest month to fly to Siem Reap is May, while December is when the prices of flights, hotels and car hire will be at their highest. If you need somewhere to stay for your trip to Cambodia, take a look at our accommodation options.

Other popular destinations near Siem Reap

Where other people are flying to

Context Id: 8e555c1a-1d7a-4c6d-927b-d092e0c28158