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Cheap flights from Phnom Penh to London from £262

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — LON
26 Dec — 2 Jan1
1 adult

The best prices from Phnom Penh Pochentong to London are usually found in August or November, booked 29 days in advance, depart on a Sunday or Friday and return on a Monday

Cheap flight deals from Phnom Penh to London

Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 December 2024.

Round-trip from

£580

One-way from

£262

Popular in

April

Cheapest in

August

Average price

£712
China Eastern
  • China Eastern
  • 18/1-19/1
  • 2 total stops
  • 44h 00m total
  • Phnom Penh to London
Shenzhen Airlines
  • Shenzhen Airlines
  • 27/3
  • 1 total stop
  • 37h 55m total
  • Phnom Penh to London
High demand for flights, 1% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Phnom Penh to London

Cheapest flights from Phnom Penh to London
Explore the most affordable flight options available from Phnom Penh to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 December 2024.

Mon 23/1215:50PNH - LHR
2 stops33h 05mChina Southern
Wed 15/122:00LHR - PNH
1 stop29h 50mChina Southern
Deal found 20/12£563
Mon 23/1209:45PNH - LHR
1 stop16h 50mMultiple Airlines
Tue 14/117:40LHR - PNH
2 stops34h 35mMultiple Airlines
Deal found 20/12£609
Tue 24/1212:15PNH - LHR
1 stop37h 55mShenzhen Airlines
Fri 17/121:10LHR - PNH
1 stop31h 05mShenzhen Airlines
Deal found 20/12£677
Sat 21/1200:15PNH - LGW
1 stop37h 15mChina Eastern
Mon 13/110:30LGW - PNH
1 stop29h 45mChina Eastern
Deal found 19/12£677
Fri 20/1200:15PNH - LHR
1 stop24h 15mChina Eastern
Mon 13/121:00LHR - PNH
1 stop19h 15mChina Eastern
Deal found 20/12£709
Sun 22/1212:15PNH - LHR
2 stops34h 40mAir China
Wed 15/117:40LHR - PNH
2 stops34h 35mAir China
Deal found 20/12£744
Tue 24/1221:30PNH - LHR
2 stops23h 20mEmirates
Tue 14/115:50LHR - PNH
2 stops19h 35mEmirates
Deal found 20/12£779
Tue 24/1221:30PNH - STN
2 stops21h 35mEmirates
Wed 15/114:05STN - PNH
2 stops21h 20mEmirates
Deal found 20/12£828
Sun 22/1218:55PNH - LHR
1 stop31h 15mSingapore Airlines
Fri 17/109:10LHR - PNH
1 stop16h 25mSingapore Airlines
Deal found 20/12£868
Fri 20/1217:10PNH - LHR
2 stops20h 50mQatar Airways
Mon 13/113:05LHR - PNH
2 stops19h 20mQatar Airways
Deal found 19/12£881
Sat 21/1218:30PNH - LHR
1 stop27h 55mMalaysia Airlines
Thu 16/110:25LHR - PNH
1 stop24h 05mMalaysia Airlines
Deal found 19/12£902
Sun 22/1217:10PNH - LHR
2 stops21h 10mBritish Airways
Sat 18/108:35LHR - PNH
2 stops23h 50mBritish Airways
Deal found 20/12£928

Find flights from Phnom Penh to London within your budget

Customise your flight search to find flights from Phnom Penh to London 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 21 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Sat 18/1

01:25-14:00

1 stop19h 35m

London Gatwick

Sun 19/1

17:00-00:25

1 stop24h 25m

£580

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 2/2

01:25-13:55

1 stop19h 30m

London Heathrow

Mon 10/2

17:50-10:00

2 stops33h 10m

£628

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Mon 3/2

20:55-21:35

2 stops31h 40m

London Gatwick

Mon 10/2

06:35-08:45

2 stops19h 10m

£638

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 2/2

01:25-17:30

1 stop23h 05m

London Heathrow

Mon 10/2

21:10-11:15

1 stop31h 05m

£673

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 3/2

11:45-05:30

1 stop24h 45m

London Heathrow

Mon 10/2

11:00-10:25

1 stop16h 25m

£722

Phnom PenhLondon

PNH - STN

PNHSTN

Phnom Penh Pochentong

Mon 3/2

21:30-17:45

2 stops27h 15m

London Stansted

Mon 10/2

14:05-18:25

2 stops21h 20m

£742

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 3/2

15:50-18:15

1 stop33h 25m

London Heathrow

Mon 10/2

21:30-10:50

2 stops30h 20m

£775

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 3/2

21:30-16:10

2 stops25h 40m

London Heathrow

Mon 10/2

13:40-18:25

2 stops21h 45m

£776

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Thu 16/1

18:45-15:35

1 stop27h 50m

London Heathrow

Sat 25/1

20:35-08:35

1 stop29h 00m

£891

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Mon 3/2

09:35-06:20

1 stop27h 45m

London Gatwick

Mon 10/2

09:25-17:55

1 stop25h 30m

£925

Flights are sorted by cheapest return flights first.

Deals found on 20/12

Showing 1-10 of 35 results
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Best time to book a flight from Phnom Penh to London

Have a flexible travel schedule? Discover the best time to fly to London from Phnom Penh 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.

Travel insights for flights from Phnom Penh to London

Get recent, data-driven insights about flights from Phnom Penh to London including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Phnom Penh to London. Price data was last updated on 13 December 2024.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phnom Penh to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Phnom Penh to London (average of £112). Flying from Phnom Penh to London in July is currently the most expensive (average of £160). 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.

What is the cheapest time of day to fly from PNH to LON?

Find hourly flight availability from Phnom Penh to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 December 2024.

It’s optimal to fly from Phnom Penh to London at midday. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 21 December 2024.
See what other customers who have flown with China Eastern, Emirates and Singapore Airlines from Phnom Penh to London have to say. 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.
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

8.1
Very Good
3,403 reviews
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

8.1
Very Good
1,330 reviews
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

7.8
Good
1,344 reviews
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

7.8
Good
356 reviews
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

7.7
Good
224 reviews
8.1
Very Good
3,403 reviews

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

Overall

8.1

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to London. 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 from for flights from Phnom Penh to London?

    Phnom Penh Pochentong (PNH) is the airport you will fly out of if you book a flight from Phnom Penh to London. You should not have trouble finding flights to London from Pochentong; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Phnom Penh airport to London. It is only a 5.0 mi journey to Pochentong (PNH) from Phnom Penh’s city center.

  • What are the cheapest airlines flying from Phnom Penh to London round-trip?

    China Eastern, at £580, was found to be the cheapest airline from Phnom Penh to London.Alternate airlines flying return to your destination include Cathay Pacific and Emirates. China Eastern is currently priced 24% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Shenzhen Airlines, with whom users have recently found tickets for as low as £262. However, be on the lookout for offers from Air China and China Eastern, as they are both options that can get you from Phnom Penh to London for a low price.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phnom Penh to London 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 Phnom Penh to London?

    Currently, January is the cheapest month in which you can book a flight from Phnom Penh to London (average of £112). Flying from Phnom Penh to London in July is currently the most expensive (average of £160). 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

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Alternative routes for Phnom Penh to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Phnom Penh to London

Discover the top 2 airlines that operate flights from Phnom Penh to London. 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 21 December 2024.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£468Average£534FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Thai AirwaysCheapest£938Average£1,348FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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

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

Yes, we can. To see specific flights from Phnom Penh to London 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 Phnom Penh to London become cheaper?

Yes, Cheapflights offers price alerts on Phnom Penh to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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