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Cheap flights from England to Siem Reap

LHR — SAI
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from England to Siem Reap

Keep the following information in mind while searching for England to Siem Reap flight deals. Data was last updated 12 September 2025.

Popular in

December

Cheapest in

September

Average price

£681
Highest demand for flights based on searches. 5% potential increase in price (£36 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Cheapflights Insights

Everything you need to know about your flight from England to Siem Reap

What is the cheapest time of day to fly from ENG to SI?

Find hourly flight availability from England to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

When flying from England to Region of Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated 12 September 2025.
Read reviews from past customers who have flown with Emirates, Singapore Airlines, andThai Airways from England to Siem Reap. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
Emirates
8.1
Very Good
3,334 reviews
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
Singapore Airlines
8.1
Very Good
1,365 reviews
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
Thai Airways
7.8
Good
350 reviews
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
Vietnam Airlines
7.6
Good
201 reviews
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.
British Airways
6.7
Okay
7,361 reviews
Emirates
8.1
Very Good
3,334 reviews
Check prices

Food

7.9

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

CEB - CRK

On the plane it was good. They served me food for ky special request. But my baggage arrived late, so today I received my 1 luggage and still the other one is need wait.

Related info for your journey

Find useful and relevant information for your journey from England to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from England to Siem Reap that include hotel bookings?

    Yes. In addition to deals on England to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from England to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Siem Reap.

  • Can I find deals for business class flights from England to Siem Reap?

    Yes. Cheapflights offers flight deals from England to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from England to Siem Reap

Discover the top 5 airlines that operate flights from England to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Vietnam AirlinesCheapest£626Average£711FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest£631Average£787FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
LufthansaCheapest£727Average£762FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Thai AirwaysCheapest£816Average£906FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
EmiratesCheapest£895Average£971FlexibilityNo cancel feeOn-time75%
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from England to Siem Reap?

Deals for England to Siem Reap flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from England to Siem Reap?

Cheapflights helps you find that perfect flight to Siem Reap from England by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from England to Siem Reap with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from England to Siem Reap flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from England to Siem Reap become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Siem Reap from England today and book when prices fit your budget.

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