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Cheap flights from London to Phnom Penh from £267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Phnom Penh departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Phnom Penh

Cheap return flights

These are some of the best return flight deals from London to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to Phnom Penh.

Cheap last-minute flights

Planning a quick getaway from London to Phnom Penh? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Phnom Penh, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London to Phnom Penh

Find recent round-trip train or bus tickets from London to Phnom Penh.

All round-trip flight deals to Phnom Penh

The cheapest plane tickets to Phnom Penh found on KAYAK recently.
20:25 - 11:15LHR-PNH
31h 50m2 stops
12:15 - 15:55PNH-LHR
34h 40m2 stops
£409Air China
Find Deal
Sat, 11 Jan - Mon, 10 Feb
22:05 - 11:10LHR-PNH
31h 05m1 stop
12:15 - 19:50PNH-LHR
37h 35m1 stop
£427Shenzhen Airlines
Find Deal
Sun, 11 May - Sun, 1 Jun
17:40 - 11:15LHR-PNH
34h 35m2 stops
12:15 - 15:55PNH-LHR
34h 40m2 stops
£434Air China
Find Deal
Sat, 11 Jan - Mon, 10 Feb
21:30 - 14:35LHR-PNH
34h 05m2 stops
08:00 - 14:00PNH-LHR
37h 00m2 stops
£454China Southern
Find Deal
Wed, 29 Jan - Sat, 22 Feb
21:30 - 14:35LHR-PNH
34h 05m2 stops
11:55 - 17:55PNH-LHR
37h 00m2 stops
£473China Southern
Find Deal
Sat, 8 Mar - Thu, 20 Mar
21:00 - 23:15LHR-PNH
19h 15m1 stop
01:25 - 13:55PNH-LHR
19h 30m1 stop
£571China Eastern
Find Deal
Sat, 11 Jan - Sun, 9 Feb
21:00 - 10:00LHR-PNH
30h 00m3 stops
00:15 - 13:55PNH-LHR
20h 40m1 stop
£577China Eastern
Find Deal
Mon, 20 Jan - Sun, 9 Feb
10:15 - 17:30LGW-PNH
25h 15m1 stop
14:05 - 06:25PNH-LGW
22h 20m1 stop
£657Singapore Airlines
Find Deal
Mon, 5 May - Tue, 27 May
09:20 - 17:35LGW-PNH
25h 15m1 stop
13:45 - 06:20PNH-LGW
23h 35m1 stop
£658Singapore Airlines
Find Deal
Sat, 8 Mar - Thu, 20 Mar
09:00 - 16:00LGW-PNH
25h 00m2 stops
17:30 - 13:25PNH-LGW
25h 55m2 stops
£718Qatar Airways
Find Deal
Thu, 8 May - Thu, 22 May
21:10 - 11:15LHR-PNH
31h 05m1 stop
£267Shenzhen Airlines
Find Deal
Sat, 8 Mar
21:10 - 11:15LHR-PNH
31h 05m1 stop
£270Shenzhen Airlines
Find Deal
Sun, 26 Jan
20:25 - 11:15LHR-PNH
31h 50m2 stops
£294Air China
Find Deal
Mon, 13 Jan
17:40 - 11:15LHR-PNH
34h 35m2 stops
£295Air China
Find Deal
Fri, 10 Jan
10:30 - 10:00LGW-PNH
40h 30m2 stops
£357China Eastern
Find Deal
Mon, 17 Mar
22:00 - 23:30LHR-PNH
18h 30m1 stop
£387China Southern
Find Deal
Tue, 4 Mar
10:55 - 23:30LGW-PNH
29h 35m1 stop
£388China Southern
Find Deal
Fri, 3 Jan
10:30 - 00:25LGW-PNH
30h 55m1 stop
£410China Eastern
Find Deal
Wed, 29 Jan
09:25 - 08:35LGW-PNH
16h 10m1 stop
£697Singapore Airlines
Find Deal
Fri, 31 Jan
09:25 - 17:55LGW-PNH
25h 30m1 stop
£753Singapore Airlines
Find Deal
Sun, 8 Dec
17:40 - 23:10LHR-PNH
22h 30m1 stop
00:25 - 17:50PNH-LHR
24h 25m1 stop
£510Air China
Find Deal
Sat, 7 Dec - Fri, 13 Dec
06:35 - 19:00LGW-PNH
29h 25m3 stops
15:50 - 07:00PNH-LGW
22h 10m1 stop
Sun, 8 Dec - Sun, 15 Dec
06:35 - 19:00LGW-PNH
29h 25m3 stops
12:05 - 06:30PNH-LGW
25h 25m2 stops
Sun, 8 Dec - Sun, 15 Dec
19:00 - 18:25LHR-PNH
40h 25m2 stops
21:30 - 16:10PNH-LHR
25h 40m2 stops
£864Emirates
Find Deal
Sat, 7 Dec - Sun, 22 Dec
06:55 - 17:45LHR-PNH
27h 50m2 stops
19:05 - 20:10PNH-LHR
32h 05m1 stop
£889Cathay Pacific
Find Deal
Sat, 7 Dec - Sun, 22 Dec
06:55 - 17:45LHR-PNH
27h 50m2 stops
19:05 - 15:00PNH-LHR
26h 55m1 stop
£890Cathay Pacific
Find Deal
Sat, 7 Dec - Sun, 22 Dec
19:00 - 18:25LHR-PNH
40h 25m2 stops
21:30 - 16:10PNH-LHR
25h 40m2 stops
£917Emirates
Find Deal
Sat, 7 Dec - Sun, 22 Dec
21:00 - 23:15LHR-PNH
19h 15m1 stop
00:15 - 17:30PNH-LHR
24h 15m1 stop
£966China Eastern
Find Deal
Sat, 7 Dec - Sat, 21 Dec
21:00 - 10:00LHR-PNH
30h 00m2 stops
00:15 - 17:30PNH-LHR
24h 15m1 stop
£1,097China Eastern
Find Deal
Sat, 7 Dec - Sat, 21 Dec
14:15 - 15:25LHR-PNH
18h 10m2 stops
17:10 - 11:45PNH-LHR
25h 35m3 stops
£1,151Qatar Airways
Find Deal
Sat, 7 Dec - Sat, 14 Dec

Air China flights from London to Phnom Penh

Our best Air China deals on London to Phnom Penh flight tickets
Air China
11 Jan
LHR20:25London Heathrow
31h 50m
2 stops
PNH11:15Phnom Penh Pochentong
10 Feb
PNH12:15Phnom Penh Pochentong
34h 40m
2 stops
LHR15:55London Heathrow
Air China
11 Jan
LHR17:40London Heathrow
34h 35m
2 stops
PNH11:15Phnom Penh Pochentong
10 Feb
PNH12:15Phnom Penh Pochentong
34h 40m
2 stops
LHR15:55London Heathrow
Air China
21 Jan
LHR20:25London Heathrow
31h 50m
2 stops
PNH11:15Phnom Penh Pochentong
19 Feb
PNH00:25Phnom Penh Pochentong
22h 30m
1 stop
LHR15:55London Heathrow

Shenzhen Airlines flights from London to Phnom Penh

Our best Shenzhen Airlines deals on London to Phnom Penh flight tickets
Shenzhen Airlines
11 May
LHR22:05London Heathrow
31h 05m
1 stop
PNH11:10Phnom Penh Pochentong
1 Jun
PNH12:15Phnom Penh Pochentong
37h 35m
1 stop
LHR19:50London Heathrow
Shenzhen Airlines
8 Mar
LHR21:10London Heathrow
31h 05m
1 stop
PNH11:15Phnom Penh Pochentong
20 Mar
PNH12:15Phnom Penh Pochentong
37h 55m
1 stop
LHR19:10London Heathrow
Shenzhen Airlines
27 Jan
LHR21:10London Heathrow
38h 40m
1 stop
PNH18:50Phnom Penh Pochentong
13 Feb
PNH12:15Phnom Penh Pochentong
37h 55m
1 stop
LHR19:10London Heathrow

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from London to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phnom Penh?

The month of May is another great option to travel to Phnom Penh, with average flight prices from London averaging around £586.

What is the cheapest day to depart on your flight to Phnom Penh?

Our data shows that Saturday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as £661. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Phnom Penh on Friday is £778.

What is the cheapest time of day to depart on your flight to Phnom Penh?

Our data shows that the cheapest London to Phnom Penh flights are usually those with departure times in the evening. Our users have found flights to Phnom Penh in the evening for as low as £564. At midday is when there is more demand to fly to Phnom Penh, so prices are often more expensive at around £859 per ticket.

How far in advance should I book a flight to Phnom Penh?

The best time to book a flight to Phnom Penh from London is 50 days out, which is when prices tend to be around £698. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £359.

Can stopping save me money on London to Phnom Penh flights?

You could potentially save up to 20% on your flight if you consider stops on a London to Phnom Penh flight.

How have London to Phnom Penh flight prices changed over time?

As of December 2024, prices for London to Phnom Penh flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from London to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from London to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Phnom Penh (LON to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Phnom Penh

Best price found

£267

Fastest flight time

16h 10m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from London in the past 72 hours is £267. The best return flight deal from London to Phnom Penh found on momondo in the last 72 hours is £409.
The fastest flight from London to Phnom Penh takes 16h 10m
There are no direct flights from London to Phnom Penh. Popular non-direct routes for this connection are London Gatwick Airport - Phnom Penh Pochentong Airport, London Heathrow Airport - Phnom Penh Pochentong Airport and London Luton Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

  • How far is London to Phnom Penh Pochentong by plane?

    London and Phnom Penh Pochentong are 6219.7 mi apart from one another. By plane, this route typically takes 16h 25m.

  • When did momondo last update prices for flights from London to Phnom Penh Pochentong Airport?

    Prices for flights from London to Phnom Penh Pochentong Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from London to Phnom Penh Pochentong Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The necessary travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London to Phnom Penh?


Best airlines flying from London to Phnom Penh

Compare and see reviews for airlines that fly from London to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Shenzhen AirlinesPriceFrom £405Free CancellationRating
6.0
13 reviews
Search Shenzhen Airlines flights
China SouthernPriceFrom £414Free CancellationRating
7.6
113 reviews
Search China Southern flights
Air ChinaPriceFrom £421Free CancellationRating
7.0
141 reviews
Search Air China flights
China EasternPriceFrom £624Free CancellationRating
7.0
196 reviews
Search China Eastern flights
Malaysia AirlinesPriceFrom £661Free CancellationRating
7.3
297 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom £673Free CancellationRating
8.1
1,340 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom £697Free CancellationRating
7.6
867 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom £699Free CancellationRating
7.5
3,816 reviews
Search Qatar Airways flights
Vietnam AirlinesPriceFrom £716Free CancellationRating
7.6
231 reviews
Search Vietnam Airlines flights
EmiratesPriceFrom £764Free CancellationRating
8.1
3,465 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Phnom Penh?

Finding the right flight to Phnom Penh from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phnom Penh quick and easy, saving you time and money.

Can I find flights from London to Phnom Penh with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Phnom Penh from London with this policy.

How can momondo help me find flights from London to Phnom Penh?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Phnom Penh.

I’m not ready to book a flight from London to Phnom Penh right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Phnom Penh flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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