Find flights
When to book
FAQs

Cheap flights from England to Phnom Penh from £1,698

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PNH
19 May — 26 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from England to Phnom Penh

Enter your travel dates to find the best prices.

Cheapest flights from England to Phnom Penh
Explore the most affordable flight options available from England to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2026.

Mon 27/721:30
LHR
-
PNH
1 stop30h 30m
British Airways
Tue 4/818:20
PNH
-
LHR
2 stops42h 15m
British Airways
Deal found 16/4£2,107
Fri 24/719:25
LHR
-
PNH
2 stops32h 35m
British Airways
Fri 31/718:20
PNH
-
LHR
2 stops42h 15m
British Airways
Deal found 19/4£2,329

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 19 April 2026.

Round-trip from

£2,107

One-way from

£1,698

Popular in

July

Cheapest in

November

Average price

£693
British Airways
  • British Airways
  • 27/7-4/8
  • 3 total stops
  • 72h 45m total
  • England to Phnom Penh
Search Deals
British Airways
  • British Airways
  • 20/7
  • 1 total stop
  • 30h 30m total
  • England to Phnom Penh
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 19 April 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 return flight
Fastest return journey

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 27/7

21:30-10:00

1 stop30h 30m

Phnom Penh Pochentong

Tue 4/8

18:20-06:35

2 stops42h 15m

£2,107

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Fri 24/7

19:25-10:00

2 stops32h 35m

Phnom Penh Pochentong

Fri 31/7

18:20-06:35

2 stops42h 15m

£2,329
Cheapest one-way
Fastest single journey

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 20/7

21:30-10:00

1 stop30h 30m

£1,698

Flights are sorted by cheapest return flights first.

Deals found on 17/4

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 £307). Flying from England to Phnom Penh in November is currently the most expensive (average of £1,158). 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 much does it cost for a return flight from England to Phnom Penh?

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.

  • How long is the flight from England to Phnom Penh?

    For as low as £2,107, British Airways can have you in Phnom Penh from England in 30h 30m. Airlines will cover a distance of 6232 mi.

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

    £287 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 Singapore Airlines, with prices starting from £310 and £315, 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 £307). Flying from England to Phnom Penh in November is currently the most expensive (average of £1,158). 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

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

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 19 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£360Average£505FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£383Average£498FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£412Average£495FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Etihad AirwaysCheapest£511Average£648FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China EasternCheapest£520Average£547FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Singapore AirlinesCheapest£559Average£721FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£587Average£685FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£684Average£766FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Cathay PacificCheapest£685Average£877FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest£693Average£776FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.