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Cheap flights from London Heathrow Airport to Phnom Penh from £335

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 Heathrow Airport to Phnom Penh departing on 2/12. 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 Heathrow Airport to Phnom Penh

Cheap return flights

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

Cheap last-minute flights

Planning a quick getaway from London Heathrow Airport 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 Heathrow Airport to Phnom Penh

Find recent round-trip train or bus tickets from London Heathrow Airport 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
£418Air China
Find Deal
Sat, 23 Nov - Wed, 4 Dec
21:10 - 11:15LHR-PNH
31h 05m1 stop
12:15 - 19:10PNH-LHR
37h 55m1 stop
£433Shenzhen Airlines
Find Deal
Sun, 1 Dec - Sun, 8 Dec
22:00 - 23:30LHR-PNH
18h 30m1 stop
15:50 - 18:15PNH-LHR
33h 25m1 stop
£527China Southern
Find Deal
Sat, 23 Nov - Wed, 4 Dec
22:00 - 10:50LHR-PNH
29h 50m1 stop
15:50 - 18:15PNH-LHR
33h 25m1 stop
£528China Southern
Find Deal
Tue, 26 Nov - Tue, 3 Dec
20:25 - 11:15LHR-PNH
31h 50m2 stops
12:15 - 19:10PNH-LHR
37h 55m1 stop
Tue, 26 Nov - Tue, 3 Dec
21:10 - 11:15LHR-PNH
31h 05m1 stop
00:05 - 17:45PNH-LHR
23h 40m1 stop
Wed, 20 Nov - Sun, 11 May
21:00 - 10:00LHR-PNH
30h 00m3 stops
00:15 - 17:30PNH-LHR
24h 15m1 stop
£676China Eastern
Find Deal
Thu, 14 Nov - Sun, 24 Nov
10:55 - 12:45LHR-PNH
18h 50m1 stop
14:05 - 15:40PNH-LHR
31h 35m1 stop
£681Singapore Airlines
Find Deal
Mon, 25 Nov - Sat, 24 May
22:05 - 08:30LHR-PNH
28h 25m1 stop
18:25 - 15:40PNH-LHR
27h 15m1 stop
£682Singapore Airlines
Find Deal
Tue, 22 Apr - Tue, 6 May
17:50 - 23:15LHR-PNH
22h 25m1 stop
00:15 - 17:30PNH-LHR
24h 15m1 stop
£704China Eastern
Find Deal
Fri, 17 Jan - Sat, 25 Jan
21:10 - 11:20LHR-PNH
31h 10m2 stops
Mon, 2 Dec
22:00 - 14:35LHR-PNH
33h 35m1 stop
£351China Southern
Find Deal
Mon, 2 Dec
21:00 - 10:00LHR-PNH
30h 00m2 stops
£366China Eastern
Find Deal
Wed, 27 Nov
22:00 - 23:30LHR-PNH
18h 30m1 stop
£368China Southern
Find Deal
Fri, 31 Jan
19:25 - 06:50LHR-PNH
52h 25m3 stops
Mon, 30 Dec
10:55 - 12:45LHR-PNH
18h 50m1 stop
£383Singapore Airlines
Find Deal
Wed, 27 Nov
20:25 - 23:10LHR-PNH
19h 45m1 stop
£399Air China
Find Deal
Thu, 14 Nov
17:40 - 23:10LHR-PNH
22h 30m1 stop
£411Air China
Find Deal
Sun, 8 Dec
18:55 - 15:25LHR-PNH
37h 30m2 stops
£587Qatar Airways
Find Deal
Sun, 8 Dec
17:50 - 23:15LHR-PNH
22h 25m1 stop
£606China Eastern
Find Deal
Wed, 25 Dec
21:10 - 11:15LHR-PNH
31h 05m1 stop
12:15 - 19:10PNH-LHR
37h 55m1 stop
£551Shenzhen Airlines
Find Deal
Sun, 3 Nov - Thu, 14 Nov
21:30 - 10:50LHR-PNH
30h 20m2 stops
15:50 - 17:55PNH-LHR
33h 05m2 stops
£558China Southern
Find Deal
Sun, 3 Nov - Thu, 14 Nov
21:00 - 23:15LHR-PNH
19h 15m1 stop
00:15 - 13:55PNH-LHR
20h 40m1 stop
£675China Eastern
Find Deal
Mon, 4 Nov - Sun, 17 Nov
21:00 - 23:15LHR-PNH
19h 15m1 stop
00:15 - 13:55PNH-LHR
20h 40m1 stop
£678China Eastern
Find Deal
Mon, 4 Nov - Sun, 17 Nov
19:00 - 18:25LHR-PNH
40h 25m2 stops
21:30 - 16:10PNH-LHR
25h 40m2 stops
£769Emirates
Find Deal
Mon, 4 Nov - Mon, 18 Nov
19:00 - 18:25LHR-PNH
40h 25m2 stops
21:30 - 16:10PNH-LHR
25h 40m2 stops
£772Emirates
Find Deal
Mon, 4 Nov - Mon, 18 Nov
15:30 - 17:30LHR-PNH
19h 00m2 stops
17:10 - 06:25PNH-LHR
20h 15m2 stops
Sat, 2 Nov - Wed, 13 Nov
21:10 - 11:15LHR-PNH
31h 05m1 stop
00:25 - 17:50PNH-LHR
24h 25m1 stop
£1,034
Find Deal
Sun, 3 Nov - Wed, 13 Nov
18:55 - 15:25LHR-PNH
37h 30m2 stops
17:10 - 09:05PNH-LHR
22h 55m3 stops
£1,292Qatar Airways
Find Deal
Mon, 4 Nov - Mon, 18 Nov
18:55 - 15:25LHR-PNH
37h 30m2 stops
17:10 - 09:05PNH-LHR
22h 55m3 stops
£1,341Qatar Airways
Find Deal
Mon, 4 Nov - Mon, 18 Nov

Shenzhen Airlines flights from London Heathrow Airport to Phnom Penh

Our best Shenzhen Airlines deals on London Heathrow Airport to Phnom Penh flight tickets
Shenzhen Airlines
1 Dec
LHR21:10London Heathrow
31h 05m
1 stop
PNH11:15Phnom Penh Pochentong
8 Dec
PNH12:15Phnom Penh Pochentong
37h 55m
1 stop
LHR19:10London Heathrow
Shenzhen Airlines
30 Nov
LHR21:10London Heathrow
31h 05m
1 stop
PNH11:15Phnom Penh Pochentong
7 Dec
PNH12:15Phnom Penh Pochentong
37h 55m
1 stop
LHR19:10London Heathrow
Shenzhen Airlines
29 Nov
LHR21:10London Heathrow
31h 05m
1 stop
PNH11:15Phnom Penh Pochentong
13 Dec
PNH12:15Phnom Penh Pochentong
37h 55m
1 stop
LHR19:10London Heathrow

China Eastern flights from London Heathrow Airport to Phnom Penh

Our best China Eastern deals on London Heathrow Airport to Phnom Penh flight tickets
China Eastern
8 Nov
LHR17:50London Heathrow
22h 25m
1 stop
PNH23:15Phnom Penh Pochentong
23 Nov
PNH00:15Phnom Penh Pochentong
24h 15m
1 stop
LHR17:30London Heathrow
China Eastern
8 Nov
LHR21:00London Heathrow
19h 15m
1 stop
PNH23:15Phnom Penh Pochentong
24 Nov
PNH11:05Phnom Penh Pochentong
33h 50m
3 stops
LHR13:55London Heathrow
China Eastern
14 Nov
LHR21:00London Heathrow
30h 00m
3 stops
PNH10:00Phnom Penh Pochentong
24 Nov
PNH00:15Phnom Penh Pochentong
24h 15m
1 stop
LHR17:30London Heathrow

How to get the cheapest flight ticket from London Heathrow Airport 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 from London Heathrow Airport to Phnom Penh?

May. The cheapest time of year to fly to Phnom Penh from London Heathrow Airport is May. The most expensive is December.

What is the cheapest day to depart London Heathrow Airport for Phnom Penh?

Monday. The cheapest day of the week is usually Monday. The most expensive is usually Friday.

When is the cheapest time to fly from London Heathrow Airport to Phnom Penh?

In the evening. London Heathrow Airport to Phnom Penh flights are approximately 36% more expensive at midday than in the evening

What is the cheapest airline that flies to Phnom Penh from London Heathrow Airport?

Shenzhen Airlines. Shenzhen Airlines, Air China, and China Southern are the most popular carriers operating from London Heathrow Airport to Phnom Penh

How far in advance should you book London Heathrow Airport to Phnom Penh flights?

58 days before. The cheapest time to buy a flight from London Heathrow Airport to Phnom Penh is approximately 58 days to departure

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

You could potentially save up to 4% on your flight if you consider stops on a London Heathrow Airport to Phnom Penh flight.

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

As of November 2024, prices for London Heathrow Airport to Phnom Penh flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Phnom Penh

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

Cheap London Heathrow Airport to Phnom Penh (LHR to PNH) flight deals and tips

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

Best price found

£335

Fastest flight time

18h 20m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from London Heathrow Airport in the past 72 hours is £335. The best return flight deal from London Heathrow Airport to Phnom Penh found on momondo in the last 72 hours is £418.
The fastest flight from London Heathrow Airport to Phnom Penh takes 18h 20m
There are no direct flights from London Heathrow Airport to Phnom Penh. Popular non-direct route for this connection is London Heathrow Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

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

    Phnom Penh Pochentong is 6233.8 mi away from London Heathrow. A reasonable flight in good conditions will take 18h 20m.

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

    Prices for flights from London Heathrow Airport to Phnom Penh Pochentong Airport are updated daily.

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

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

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

    The required travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phnom Penh Pochentong Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


Best airlines flying from London Heathrow Airport to Phnom Penh

Compare and see reviews for airlines that fly from London Heathrow Airport to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £406Free CancellationRating
7.7
144 reviews
Search China Southern flights
Air ChinaPriceFrom £453Free CancellationRating
7.1
182 reviews
Search Air China flights
Shenzhen AirlinesPriceFrom £454Free CancellationRating
7.1
12 reviews
Search Shenzhen Airlines flights
Malaysia AirlinesPriceFrom £648Free CancellationRating
7.3
308 reviews
Search Malaysia Airlines flights
China EasternPriceFrom £650Free CancellationRating
6.9
251 reviews
Search China Eastern flights
Singapore AirlinesPriceFrom £659Free CancellationRating
8.1
1,334 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom £762Free CancellationRating
7.5
3,901 reviews
Search Qatar Airways flights
British AirwaysPriceFrom £763Free CancellationRating
6.7
6,843 reviews
Search British Airways flights
Cathay PacificPriceFrom £766Free CancellationRating
7.7
876 reviews
Search Cathay Pacific flights
EmiratesPriceFrom £775Free CancellationRating
8.1
3,548 reviews
Search Emirates flights

Why use momondo?

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

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 London to Phnom Penh for you.

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

All flight searches from London to Phnom Penh on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential London to Phnom Penh flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to Phnom Penh flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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