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$390+ Cheap flights from Phnom Penh (PNH) to London (LON)

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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — LON
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Phnom Penh Pochentong to London are usually found in August or November, booked 29 days in advance, depart on a Saturday or Tuesday 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 November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

April

Cheapest in

August

Round-trip from

$654
(Mytrip)

One-way from

$390
(Gotogate)
Provider with most accurate pricing for Phnom Penh Pochentong-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Phnom Penh Pochentong-London (LON) flights.
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High demand for flights, 22% potential price rise
Search Deals
Best time to find cheap flights, 27% potential price drop
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From Phnom Penh Pochentong to London (LON)
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One-way flight from Phnom Penh Pochentong to London (LON)
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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 November 20, 2024.

This Mytrip deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:00 amPNH - LHR
1 stop17h 15mChina Southern
Sun 1/55:15 pmLHR - PNH
2 stops34h 35mChina Southern
Deal found 11/18$654
This SmartFares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:15 amPNH - LGW
1 stop37h 15mChina Eastern
Mon 1/610:30 amLGW - PNH
1 stop29h 45mChina Eastern
Deal found 11/19$672
This FlightHub deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2012:15 amPNH - LHR
1 stop20h 40mChina Eastern
Wed 11/275:50 pmLHR - PNH
1 stop22h 25mChina Eastern
Deal found 11/19$714
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/207:55 pmPNH - LHR
2 stops49h 00mMultiple Airlines
Mon 11/259:10 pmLHR - PNH
1 stop31h 05mMultiple Airlines
Deal found 11/19$729
This SmartFares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1911:55 amPNH - LGW
1 stop26h 05mChina Southern
Thu 12/2611:10 amLGW - PNH
1 stop16h 40mChina Southern
Deal found 11/19$767
This Air China deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2112:25 amPNH - LHR
1 stop22h 30mAir China
Sun 11/248:25 pmLHR - PNH
1 stop19h 45mAir China
Deal found 11/19$777
This Shenzhen Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Shenzhen Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2412:15 pmPNH - LHR
1 stop37h 55mShenzhen Airlines
Wed 11/279:10 pmLHR - PNH
1 stop31h 05mShenzhen Airlines
Deal found 11/19$780
This SmartFares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:10 amPNH - LGW
2 stops26h 30mMultiple Airlines
Tue 12/109:40 amLGW - PNH
2 stops24h 50mMultiple Airlines
Deal found 11/19$791
This Malaysia Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/256:30 pmPNH - LHR
1 stop27h 55mMalaysia Airlines
Tue 11/269:25 pmLHR - PNH
1 stop29h 25mMalaysia Airlines
Deal found 11/19$923
This Emirates deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/179:30 pmPNH - LGW
2 stops21h 10mEmirates
Tue 1/79:40 amLGW - PNH
2 stops25h 45mEmirates
Deal found 11/20$956
This Emirates deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/249:30 pmPNH - LHR
2 stops25h 40mEmirates
Thu 11/288:20 pmLHR - PNH
2 stops39h 05mEmirates
Deal found 11/19$979
This Emirates deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/179:30 pmPNH - STN
2 stops21h 35mEmirates
Tue 1/78:15 pmSTN - PNH
2 stops39h 10mEmirates
Deal found 11/19$1,025

Find flights from Phnom Penh to London within your budget

Customize 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Wed 12/4

8:00 am-6:15 pm

1 stop17h 15m

London Heathrow

Sun 1/5

5:15 pm-10:50 am

2 stops34h 35m

$654

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Wed 12/4

12:15 am-6:30 am

1 stop37h 15m

London Gatwick

Mon 1/6

10:30 am-11:15 pm

1 stop29h 45m

$672

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 12/16

12:15 am-1:55 pm

1 stop20h 40m

London Heathrow

Tue 1/7

5:50 pm-11:15 pm

1 stop22h 25m

$717

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Wed 1/29

12:25 am-5:50 pm

1 stop24h 25m

London Heathrow

Sun 2/2

5:40 pm-11:10 pm

1 stop22h 30m

$738

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Thu 12/19

11:55 am-7:00 am

1 stop26h 05m

London Gatwick

Thu 12/26

11:10 am-10:50 am

1 stop16h 40m

$767

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Tue 12/3

11:10 am-6:40 am

2 stops26h 30m

London Gatwick

Tue 12/10

9:40 am-5:30 pm

2 stops24h 50m

$791

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Wed 12/4

11:10 am-7:10 am

2 stops27h 00m

London Heathrow

Sun 1/5

3:50 pm-5:30 pm

2 stops18h 40m

$844

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Tue 5/6

11:10 am-5:55 am

1 stop24h 45m

London Heathrow

Tue 5/20

11:00 am-10:00 am

1 stop17h 00m

$937

Phnom PenhLondon

PNH - STN

PNHSTN

Phnom Penh Pochentong

Thu 1/30

9:30 pm-5:45 pm

2 stops27h 15m

London Stansted

Sun 2/2

2:05 pm-6:25 pm

2 stops21h 20m

$939

Phnom PenhLondon

PNH - LGW

PNHLGW

Phnom Penh Pochentong

Thu 1/30

9:30 pm-11:40 am

2 stops21h 10m

London Gatwick

Sun 2/2

9:40 am-6:25 pm

2 stops25h 45m

$945

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 53 results
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Compare providers for flights from Phnom Penh to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phnom Penh to London in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
SmartFaresPrice Accuracy2 starsTrust Score*3 stars
FlightnetworkPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phnom Penh-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phnom Penh-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phnom Penh-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Phnom Penh to London. Price data was last updated on November 15, 2024.

To ensure you get the cheapest price possible for a flight from Phnom Penh to London, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Phnom Penh to London (average of $648). Flying from Phnom Penh to London in June is currently the most expensive (average of $1,089). 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 November 20, 2024.

It’s optimal to fly from Phnom Penh to London in the evening. By choosing this option you can save up to 32% 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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 November 20, 2024.
Peruse reviews from past customers who have flown with Cathay Pacific, Vietnam Airlines and EVA Air from Phnom Penh to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

EVA Air
8.4
Very good
1,308 reviews
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

Asiana Airlines
8.3
Very good
476 reviews
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

Emirates
8.1
Very good
3,486 reviews
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

Singapore Airlines
8.1
Very good
1,336 reviews
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

KLM
7.8
Good
1,350 reviews
EVA Air
8.4
Very good
1,308 reviews

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.0

Overall

8.4

Reviews

1 / 10

It was poor. Eva air seated me in a different row than my autistic daughter. It was stressful for her and she spend a good portion of the flight asking me the same questions for a 12 hour flight for reassurance. I spent the 12 hour flight looking behind me seeing if she was ok. Meanwhile there was an empty seat in the row behind her. It was the worst flight I've ever had

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), located 5.0 mi from the city center, is the airport you fly out of when you book flights from Phnom Penh to London. 8 airlines have flights from Pochentong to London on a regular basis. Booking flights from Phnom Penh Pochentong to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

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

    According to our current data, China Southern ($654), China Eastern ($672), and Air China ($738) offers the cheapest pricing from Phnom Penh to London. These flights start at 33% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Shenzhen Airlines. According to our data, you can fly for as low as $390. Users have also found prices from $400 and $434 on Air China and China Eastern, respectively.

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

    When deciding which route to take from Phnom Penh to London consider Phnom Penh Pochentong - London Heathrow, Phnom Penh Pochentong - London Gatwick or Phnom Penh Pochentong - London City as they are the most popular.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Phnom Penh to London (average of $648). Flying from Phnom Penh to London in June is currently the most expensive (average of $1,089). 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.
Phnom Penh to Heathrow flights

Top 8 airlines flying from Phnom Penh to London

Discover the top 8 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$632Average$788FlexibilityNo cancel feeOn-time69%
China EasternCheapest$703Average$829FlexibilityNo cancel feeOn-time62%
Air ChinaCheapest$736Average$804FlexibilityNo cancel feeOn-time67%
EmiratesCheapest$931Average$1,035FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$958Average$1,591FlexibilityNo cancel feeOn-time70%
Singapore AirlinesCheapest$968Average$1,180FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$993Average$1,562FlexibilityNo cancel feeOn-time68%
Thai AirwaysCheapest$1,159Average$1,315FlexibilityNo cancel feeOn-time77%
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