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Cheap flights from England to Phnom Penh from £773

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PNH
30 Jun — 7 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from England to Phnom Penh

Enter your travel dates to find the best prices.

One-way flights from England to Phnom Penh
Search for one-way flight options from England to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 31 May 2026.

Wed 19/821:30
LHR
-
PNH
1 stop30h 30m
British Airways
Deal found 31/5£773
Mon 31/821:30
LHR
-
PNH
1 stop30h 30m
British Airways
Deal found 26/5£793
Tue 14/721:30
LHR
-
PNH
1 stop30h 30m
British Airways
Deal found 30/5£927
Fri 17/706:00
NCL
-
PNH
2 stops46h 00m
British Airways
Deal found 27/5£1,687

Find flight deals from England to Phnom Penh

Keep the following information in mind while searching for England to Phnom Penh flight deals. Data was last updated 31 May 2026.

Popular in

July

Cheapest in

November

Average price

£599
Highest demand for flights based on searches. 14% potential increase in price (£85 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from England to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 May 2026.
Use the filters below to find and compare flights from England to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way
Fastest single journey

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 19/8

21:30-10:00

1 stop30h 30m

£773

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 31/8

21:30-10:00

1 stop30h 30m

£793

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Tue 14/7

21:30-10:00

1 stop30h 30m

£927

Newcastle upon TynePhnom Penh

NCL - PNH

NCLPNH

Newcastle upon Tyne

Fri 17/7

06:00-10:00

2 stops46h 00m

£1,687

Flights are sorted by cheapest return flights first.

Deals found on 31/5

Sorted by cheapest first

Best time to book a flight from England to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from England with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from England to Phnom Penh

What is the cheapest month to book a flight from England to Phnom Penh?

Currently, September is the cheapest month in which you can book a flight from England to Phnom Penh (average of £308). Flying from England to Phnom Penh in July is currently the most expensive (average of £552). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from England to Phnom Penh?

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from England to Phnom Penh. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

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

  • What airport do you fly into for flights to Phnom Penh from England?

    If you book a flight to Phnom Penh from England, you will be flying to Pochentong, which is the city’s only airport. Phnom Penh Pochentong (PNH) is located 5.0 mi from the center of Phnom Penh.

  • What are the cheapest airlines to fly from England to Phnom Penh one-way?

    £288 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Etihad Airways and Air China, with prices starting from £311 and £353, respectively.

  • What are the most popular routes from England to Phnom Penh?

    While some choose either London City - Phnom Penh Pochentong or London Stansted - Phnom Penh Pochentong, London Gatwick - Phnom Penh Pochentong is the most popular route from England to Phnom Penh.

  • Can I find deals for flights from England to Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from England to Phnom Penh?

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

  • Can I find deals for business class flights from England to Phnom Penh?

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

  • What is the cheapest month to book a flight from England to Phnom Penh?

    Currently, September is the cheapest month in which you can book a flight from England to Phnom Penh (average of £308). Flying from England to Phnom Penh in July is currently the most expensive (average of £552). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from England to Phnom Penh

Discover the top 10 airlines that operate flights from England to Phnom Penh. 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 31 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£362Average£476FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£385Average£515FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£437Average£497FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Etihad AirwaysCheapest£512Average£651FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£561Average£738FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£597Average£648FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£709Average£837FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£710Average£808FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£748Average£880FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Cathay PacificCheapest£767Average£883FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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 Phnom Penh?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from England to Phnom Penh. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from England to Phnom Penh?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Phnom Penh from England.

Can Cheapflights find flights from England to Phnom Penh with no change fees?

Yes, we can. To see specific flights from England to Phnom Penh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from England to Phnom Penh become cheaper?

Yes! Start tracking prices for England to Phnom Penh flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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