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Cheap flights from Phnom Penh to London from £250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to London departing on 28/2. 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 Phnom Penh to London

Cheap return flights

These are some of the best return flight deals from Phnom Penh to London 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 Phnom Penh to London.

Cheap last-minute flights

Planning a quick getaway from Phnom Penh to London? 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 London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Phnom Penh to London

Find recent return train or bus tickets from Phnom Penh to London.

All return flight deals from Phnom Penh to London

The cheapest plane tickets from Phnom Penh to London found on KAYAK recently.
12:05 - 19:05PNH-LHR
37h 00m1 stop
22:10 - 00:10LHR-PNH
20h 00m1 stop
£536China Southern
Find Deal
Wed, 2 Apr - Fri, 25 Apr
11:55 - 18:15PNH-LHR
37h 20m1 stop
22:00 - 10:50LHR-PNH
29h 50m1 stop
£540China Southern
Find Deal
Wed, 19 Feb - Tue, 25 Feb
00:25 - 15:55PNH-LHR
22h 30m1 stop
17:40 - 23:10LHR-PNH
22h 30m1 stop
£577Air China
Find Deal
Tue, 18 Feb - Tue, 25 Feb
00:15 - 06:30PNH-LGW
37h 15m1 stop
10:30 - 23:15LGW-PNH
29h 45m1 stop
£586China Eastern
Find Deal
Tue, 18 Feb - Tue, 25 Feb
00:20 - 17:45PNH-LHR
23h 25m1 stop
22:40 - 23:00LHR-PNH
18h 20m1 stop
£588Air China
Find Deal
Tue, 1 Apr - Fri, 25 Apr
11:05 - 06:30PNH-LGW
26h 25m2 stops
10:30 - 23:15LGW-PNH
29h 45m1 stop
£592China Eastern
Find Deal
Wed, 19 Feb - Tue, 25 Feb
18:10 - 19:40PNH-LHR
32h 30m3 stops
06:40 - 13:10LHR-PNH
23h 30m2 stops
Sat, 8 Mar - Sat, 15 Mar
00:25 - 17:50PNH-LHR
24h 25m1 stop
06:40 - 13:10LHR-PNH
23h 30m2 stops
Fri, 7 Mar - Sat, 15 Mar
20:50 - 12:25PNH-LHR
21h 35m2 stops
20:40 - 16:35LHR-PNH
37h 55m2 stops
£743Emirates
Find Deal
Wed, 2 Apr - Fri, 25 Apr
20:50 - 18:45PNH-STN
27h 55m2 stops
14:55 - 16:35STN-PNH
19h 40m2 stops
£747Emirates
Find Deal
Wed, 2 Apr - Fri, 25 Apr
15:50 - 18:15PNH-LHR
33h 25m1 stop
£250China Southern
Find Deal
Fri, 28 Feb
22:25 - 19:00PNH-LHR
27h 35m2 stops
Fri, 28 Feb
22:25 - 19:40PNH-LHR
28h 15m2 stops
Thu, 27 Mar
00:25 - 17:50PNH-LHR
24h 25m1 stop
£265Air China
Find Deal
Thu, 27 Feb
00:15 - 06:30PNH-LGW
37h 15m1 stop
£270China Eastern
Find Deal
Thu, 27 Feb
11:05 - 14:00PNH-LGW
33h 55m2 stops
£271China Eastern
Find Deal
Fri, 28 Feb
00:25 - 15:55PNH-LHR
22h 30m1 stop
£272Air China
Find Deal
Wed, 26 Mar
12:15 - 19:10PNH-LHR
37h 55m1 stop
£365Shenzhen Airlines
Find Deal
Sat, 22 Feb
18:20 - 05:55PNH-LHR
17h 35m1 stop
£374Malaysia Airlines
Find Deal
Wed, 9 Jul
18:20 - 16:35PNH-LHR
28h 15m1 stop
£379Malaysia Airlines
Find Deal
Sat, 3 May

China Southern flights from Phnom Penh to London

Our best China Southern deals on Phnom Penh to London flight tickets
China Southern
2 Apr
PNH12:05Phnom Penh Pochentong
37h 00m
1 stop
LHR19:05London Heathrow
25 Apr
LHR22:10London Heathrow
20h 00m
1 stop
PNH00:10Phnom Penh Pochentong
China Southern
19 Feb
PNH11:55Phnom Penh Pochentong
37h 20m
1 stop
LHR18:15London Heathrow
25 Feb
LHR22:00London Heathrow
29h 50m
1 stop
PNH10:50Phnom Penh Pochentong
China Southern
19 Feb
PNH11:55Phnom Penh Pochentong
37h 20m
1 stop
LHR18:15London Heathrow
25 Feb
LHR21:30London Heathrow
54h 20m
2 stops
PNH10:50Phnom Penh Pochentong

Emirates flights from Phnom Penh to London

Our best Emirates deals on Phnom Penh to London flight tickets
Emirates
2 Apr
PNH20:50Phnom Penh Pochentong
21h 35m
2 stops
LHR12:25London Heathrow
25 Apr
LHR20:40London Heathrow
37h 55m
2 stops
PNH16:35Phnom Penh Pochentong
Emirates
2 Apr
PNH20:50Phnom Penh Pochentong
27h 55m
2 stops
STN18:45London Stansted
25 Apr
STN14:55London Stansted
19h 40m
2 stops
PNH16:35Phnom Penh Pochentong
Emirates
2 Apr
PNH20:50Phnom Penh Pochentong
28h 55m
2 stops
LGW19:45London Gatwick
25 Apr
LGW14:30London Gatwick
20h 05m
2 stops
PNH16:35Phnom Penh Pochentong

See travel insights to London from

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

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 typical price of a round-trip flight between Phnom Penh and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Phnom Penh is in August. Flight prices, which tend to average around £589, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Phnom Penh averaging around £613.

What is the cheapest day to depart on your flight to London?

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £625. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Phnom Penh to London for around £921.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £0. Flights in the evening are often more expensive, with an average ticket price of £807.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Phnom Penh when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to London for around £819 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Phnom Penh for as low as £580 on momondo.

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

As of January 2025, prices for Phnom Penh to London flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Phnom Penh to London

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

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

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

Best price found

£250

Fastest flight time

17h 30m

Direct flights

None

Airports in London

4 airports
The best one-way flight to London from Phnom Penh in the past 72 hours is £250. The best return flight deal from Phnom Penh to London found on momondo in the last 72 hours is £536.
The fastest flight from Phnom Penh to London takes 17h 30m
There are no direct flights from Phnom Penh to London. Popular non-direct routes for this connection are Phnom Penh Pochentong Airport - London Gatwick Airport, Phnom Penh Pochentong Airport - London Stansted Airport and Phnom Penh Pochentong Airport - London Heathrow Airport.
There are 4 airports near London: London City (LCY), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)

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

    London is 6219.7 mi away from Phnom Penh Pochentong. Typically, this will take 18h 20m by plane in normal conditions.

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

    Prices for flights from Phnom Penh Pochentong Airport to London were last updated today.

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

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

    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 Phnom Penh Pochentong Airport to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Phnom Penh to London

Compare and see reviews for airlines that fly from Phnom Penh to London with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £476Free CancellationRating
7.4
86 reviews
Search China Southern flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Phnom Penh to London for you.

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

momondo does allow users to show only those flights to London from Phnom Penh which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Phnom Penh and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Phnom Penh to London 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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Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London