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Cheap flights from London Gatwick Airport to Phnom Penh from £263

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — PNH
9 heinä — 16 heinä1
1 adult

Cheap flight deals from Gatwick to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Phnom Penh (PNH). 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 4 heinäkuu 2025.

Round-trip from

£540

One-way from

£263

Popular in

July

Cheapest in

September

Average price

£921
China Eastern
  • China Eastern
  • 5/11-25/11
  • 3 total stops
  • 54h 45m total
  • London to Phnom Penh
20/9
  • 20/9
  • 3 total stops
  • 27h 20m total
  • London to Phnom Penh
Highest demand for flights based on searches. 7% potential increase in price (£43 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Gatwick to Phnom Penh

Cheapest flights from Gatwick to Phnom Penh
Explore the most affordable flight options available from Gatwick to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 heinäkuu 2025.

ke 5/1117:00LGW - PNH
2 stops34h 00mChina Eastern
ti 25/1100:15PNH - LGW
1 stop20h 45mChina Eastern
Deal found 2/7£540
su 9/1116:00LGW - PNH
1 stop20h 00mMultiple Airlines
ke 12/1119:55PNH - LGW
1 stop29h 30mMultiple Airlines
Deal found 2/7£610
ke 5/1109:20LGW - PNH
1 stop26h 15mSingapore Airlines
ke 26/1109:35PNH - LGW
1 stop27h 50mSingapore Airlines
Deal found 2/7£664
pe 29/812:00LGW - PNH
1 stop20h 30mChina Southern
su 14/915:35PNH - LGW
1 stop21h 15mChina Southern
Deal found 3/7£676
ke 17/914:55LGW - PNH
2 stops19h 20mQatar Airways
ke 1/1017:40PNH - LGW
2 stops25h 45mQatar Airways
Deal found 3/7£695

Cheapflights Fare Finder

Customise your flight search to find flights from Gatwick 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 4 heinäkuu 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Phnom Penh that are best for you.

Fly from

Gatwick

Fly to

Phnom Penh

Route

Depart

Return

Price

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ke 5/11

17:00-10:00

2 stops34h 00m

Phnom Penh Pochentong

ti 25/11

00:15-14:00

1 stop20h 45m

£540

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

su 9/11

16:00-19:00

1 stop20h 00m

Phnom Penh Pochentong

ke 12/11

19:55-18:25

1 stop29h 30m

£610

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ke 5/11

09:20-18:35

1 stop26h 15m

Phnom Penh Pochentong

ke 26/11

09:35-06:25

1 stop27h 50m

£664

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

pe 29/8

12:00-14:30

1 stop20h 30m

Phnom Penh Pochentong

su 14/9

15:35-06:50

1 stop21h 15m

£676

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ke 17/9

14:55-16:15

2 stops19h 20m

Phnom Penh Pochentong

ke 1/10

17:40-13:25

2 stops25h 45m

£695

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

la 20/9

08:55-18:15

3 stops27h 20m

£263

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

la 20/9

18:00-11:35

2 stops35h 35m

£351

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ti 18/11

11:40-23:10

2 stops52h 30m

£352

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ma 17/11

09:20-13:50

1 stop21h 30m

£417

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

ti 23/9

21:45-16:35

2 stops36h 50m

£432

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 11 results
1
2

Best time to book a flight from Gatwick to Phnom Penh

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

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

Currently, September is the cheapest month in which you can book a flight from London Gatwick Airport to Phnom Penh (average of £689). Flying from London Gatwick Airport to Phnom Penh in July is currently the most expensive (average of £1,232). 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 LGW to PNH?

Find hourly flight availability from Gatwick to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 heinäkuu 2025.

A simple way to save on the total cost of your ticket is to fly from London Gatwick Airport to Phnom Penh in the afternoon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at midday.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated 4 heinäkuu 2025.
Read reviews from past customers who have flown with Emirates, Singapore Airlines, andChina Southern from London Gatwick Airport to Phnom Penh. 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.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Boarding

8.1

Crew

8.3

Overall

8.1

Entertainment

8.2

Comfort

8.0

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 London Gatwick?

    Most people fly into Phnom Penh Pochentong (PNH) if they book a flight to Phnom Penh from London Gatwick. On average, Pochentong has 0 inbound flights from London Gatwick per day from 6 airlines. Phnom Penh Pochentong is conveniently located just 5.0 mi from Phnom Penh’s city center.

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

    Currently priced at £540, China Eastern will fly you from London Gatwick Airport to Phnom Penh and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and China Southern - these airlines can fly you to your destination from £664 and £676, respectively. Users have found that China Eastern is 25% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as £351 on China Eastern. Other airlines that offer cheap prices include Air China from £352 and Singapore Airlines from £417 one-way.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from London Gatwick Airport to Phnom Penh (average of £689). Flying from London Gatwick Airport to Phnom Penh in July is currently the most expensive (average of £1,232). 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 6 airlines flying from Gatwick to Phnom Penh

Discover the top 6 airlines that operate flights from Gatwick 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 4 heinäkuu 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£357Average£395FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£504Average£542FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Singapore AirlinesCheapest£585Average£699FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest£650Average£745FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£665Average£798FlexibilityNo cancel feeOn-time75%
Search Emirates flights
British AirwaysCheapest£668Average£746FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to Phnom Penh?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gatwick to Phnom Penh.

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

Need flexible booking options for your flight to Phnom Penh from Gatwick? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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