Cheap Flights from London Heathrow Airport to Siem Reap Province from 560 € Return

Flight deals from London Heathrow Airport to Siem Reap Province

Looking for cheap tickets from London Heathrow Airport to Siem Reap Province, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Siem Reap.560 € per passenger.Departing Wed, 8 Oct, returning Sun, 12 Oct.Return flight with Emirates.Outbound indirect flight with Emirates, departs from London Heathrow on Wed, 8 Oct, arriving in Siem Reap–Angkor .Inbound indirect flight with Emirates, departs from Siem Reap–Angkor on Sun, 12 Oct, arriving in London Heathrow.Price includes taxes and charges.From 560 €, select.

Flying from London Heathrow Airport to Siem Reap Province

Arm yourself with these facts on the fly.

Cheapest flight found	560 €, Siem Reap
Cheapest month to fly	October

How to find cheap flights from London Heathrow Airport to Siem Reap Province

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London Heathrow Airport to Siem Reap Province. Other savvy travellers recently found return flights from 560 € and one-way tickets from 389 €. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in March

The cheapest time to fly from London Heathrow Airport to Siem Reap Province is currently March.

Fly on a Thursday

From our data, we can see that Thursday seems to be the cheapest time to fly from London Heathrow Airport to Siem Reap Province.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from London Heathrow Airport to anywhere you choose in Siem Reap Province.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from London Heathrow Airport to your chosen airport in Siem Reap Province go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the London Heathrow Airport to Siem Reap Province flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What is the average price of a flight from London Heathrow Airport to Siem Reap Province?

We looked at all of the upcoming return flights from London Heathrow Airport to Siem Reap Province we could find over the next 12 months. It looks like 560 € is the best price. This is good, compared to the average Siem Reap Province ticket price of 870 €.

What is the cheapest month to fly from London Heathrow Airport to Siem Reap Province?

The cheapest month to fly from London Heathrow Airport to Siem Reap Province is currently October.

Which upcoming date is cheapest to fly from London Heathrow Airport to Siem Reap Province on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Heathrow Airport to Siem Reap Province on Wednesday, 8 October 2025.

If I'm flying from London Heathrow Airport, where in Siem Reap Province is cheapest to fly into?

If you're flying from London Heathrow, the cheapest city in Siem Reap Province to fly into is Siem Reap. The cheapest airport serving Siem Reap at the moment is Siem Reap–Angkor .