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Cheap flights from London Heathrow Airport to Cambodia from £459

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 Cambodia departing on 27/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Cambodia

Cheap return flights

Etihad Airways Logo
08:50 - 06:30LHR-PNH
14h 40m1 stop
Etihad Airways Logo
19:50 - 06:40PNH-LHR
17h 50m1 stop
£524Etihad Airways
Find Deal
man., 23 feb. - tir., 10 mar.
Etihad Airways Logo
08:50 - 06:30LHR-PNH
14h 40m1 stop
Etihad Airways Logo
07:55 - 14:30PNH-LHR
37h 35m1 stop
£536Etihad Airways
Find Deal
man., 24 nov. - man., 8 dec.
Etihad Airways Logo
20:55 - 18:25LHR-PNH
14h 30m1 stop
Etihad Airways Logo
07:55 - 14:30PNH-LHR
37h 35m1 stop
£539Etihad Airways
Find Deal
man., 24 nov. - man., 8 dec.
Etihad Airways Logo
08:50 - 06:30LHR-PNH
14h 40m1 stop
Etihad Airways Logo
07:55 - 18:10PNH-LHR
17h 15m1 stop
£561Etihad Airways
Find Deal
tor., 11 dec. - fre., 19 dec.
Etihad Airways Logo
19:20 - 06:30LHR-PNH
28h 10m1 stop
Etihad Airways Logo
19:50 - 14:30PNH-LHR
25h 40m1 stop
£593Etihad Airways
Find Deal
ons., 24 dec. - tir., 20 jan.
Etihad Airways Logo
20:55 - 06:30LHR-PNH
26h 35m1 stop
Etihad Airways Logo
19:50 - 12:05PNH-LHR
23h 15m1 stop
£646Etihad Airways
Find Deal
lør., 6 dec. - lør., 20 dec.
Multiple Airlines Logo
13:55 - 11:45LHR-KOS
38h 50m2 stops
Multiple Airlines Logo
12:15 - 14:30KOS-LHR
33h 15m2 stops
£659Multiple Airlines
Find Deal
tor., 30 okt. - tor., 6 nov.
Etihad Airways Logo
20:55 - 06:30LHR-PNH
26h 35m1 stop
Etihad Airways Logo
07:55 - 06:40PNH-LHR
29h 45m1 stop
£673Etihad Airways
Find Deal
lør., 27 dec. - tir., 13 jan.
Multiple Airlines Logo
13:55 - 11:20LHR-KOS
38h 25m2 stops
Multiple Airlines Logo
12:15 - 14:30KOS-LHR
33h 15m2 stops
£699Multiple Airlines
Find Deal
lør., 1 nov. - lør., 8 nov.
Multiple Airlines Logo
18:55 - 13:05LHR-KOS
35h 10m2 stops
Multiple Airlines Logo
12:15 - 06:15KOS-LHR
25h 00m2 stops
£742Multiple Airlines
Find Deal
man., 16 feb. - lør., 28 feb.

Etihad Airways flights from London Heathrow Airport to Cambodia

Our best Etihad Airways deals on London Heathrow Airport to Cambodia flight tickets
Etihad Airways
23 Feb
LHR08:50London Heathrow
14h 40m
1 stop
PNH06:30Phnom Penh Pochentong
10 Mar
PNH19:50Phnom Penh Pochentong
17h 50m
1 stop
LHR06:40London Heathrow
£524
Find similar
Etihad Airways
24 Nov
LHR08:50London Heathrow
14h 40m
1 stop
PNH06:30Phnom Penh Pochentong
8 Dec
PNH07:55Phnom Penh Pochentong
37h 35m
1 stop
LHR14:30London Heathrow
£536
Find similar
Etihad Airways
24 Nov
LHR20:55London Heathrow
14h 30m
1 stop
PNH18:25Phnom Penh Pochentong
8 Dec
PNH07:55Phnom Penh Pochentong
37h 35m
1 stop
LHR14:30London Heathrow
£539
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Cambodia 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, momondo users made 279,928 searches. Data last updated 18 september 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

man. 23/2

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

tir. 10/3

19:50-06:40

1 stop17h 50m

£524

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

man. 24/11

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

man. 8/12

07:55-14:30

1 stop37h 35m

£536

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

man. 24/11

20:55-18:25

1 stop14h 30m

Phnom Penh Pochentong

man. 8/12

07:55-14:30

1 stop37h 35m

£539

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

tor. 11/12

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

fre. 19/12

07:55-18:10

1 stop17h 15m

£561

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

ons. 24/12

19:20-06:30

1 stop28h 10m

Phnom Penh Pochentong

tir. 20/1

19:50-14:30

1 stop25h 40m

£593

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

lør. 6/12

20:55-06:30

1 stop26h 35m

Phnom Penh Pochentong

lør. 20/12

19:50-12:05

1 stop23h 15m

£646

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

tor. 30/10

13:55-11:45

2 stops38h 50m

Krong Preah Sihanouk Sihanoukville

tor. 6/11

12:15-14:30

2 stops33h 15m

£659

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

lør. 27/12

20:55-06:30

1 stop26h 35m

Phnom Penh Pochentong

tir. 13/1

07:55-06:40

1 stop29h 45m

£673

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

lør. 1/11

13:55-11:20

2 stops38h 25m

Krong Preah Sihanouk Sihanoukville

lør. 8/11

12:15-14:30

2 stops33h 15m

£699

LondonKrong Preah Sihanouk

LHR - KOS

LHRKOS

London Heathrow

man. 16/2

18:55-13:05

2 stops35h 10m

Krong Preah Sihanouk Sihanoukville

lør. 28/2

12:15-06:15

2 stops25h 00m

£742

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cambodia from

How to get the cheapest flight ticket from London Heathrow Airport to Cambodia

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 Cambodia?

In general, November is the cheapest month to fly from London Heathrow Airport to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £569. If you aren’t able to travel during the month of November, then book flights to Cambodia from London Heathrow Airport during May instead. Flights to Cambodia in May, while not as cheap as those in November, still average around £573.

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

According to our data, Monday is the cheapest day to fly to Cambodia from London Heathrow Airport. The lowest ticket price found for a Monday departure recently was £619. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £723. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cambodia.

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

Flying to Cambodia from London Heathrow Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £519 when looking at flights departing in the evening. At midday is when there is more demand to fly to Cambodia, so prices are often more expensive at around £848 per ticket.

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

You are more likely to see cheaper flights to Cambodia from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambodia for around £693 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambodia from London Heathrow Airport for as low as £586 on momondo.

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

You could potentially save up to 2% on your flight if you consider stops on a London Heathrow Airport to Cambodia flight.

Cheap London Heathrow Airport to Cambodia flight deals and tips

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

Direct flights

None
There are no direct flights from London Heathrow Airport to Cambodia. There are no popular flight routes from London Heathrow Airport to Cambodia.
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Cambodia?

    Prices for flights from London Heathrow Airport to Cambodia refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Cambodia?

  • How old do you have to be to fly from London Heathrow Airport to Cambodia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Cambodia.

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

    The required travel and health documents for your Cambodia 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 Cambodia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to Cambodia

Compare and see reviews for airlines that fly from London Heathrow Airport to Cambodia with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom £362Free CancellationRating
7.3
101 reviews
Search Air China flights
Shenzhen AirlinesPriceFrom £376Free CancellationRating
7.5
20 reviews
Search Shenzhen Airlines flights
China SouthernPriceFrom £421Free CancellationRating
7.5
110 reviews
Search China Southern flights
Etihad AirwaysPriceFrom £510Free CancellationRating
7.4
1,251 reviews
Search Etihad Airways flights
China EasternPriceFrom £555Free CancellationRating
7.2
166 reviews
Search China Eastern flights
Singapore AirlinesPriceFrom £581Free CancellationRating
8.1
1,367 reviews
Search Singapore Airlines flights
Malaysia AirlinesPriceFrom £587Free CancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Vietnam AirlinesPriceFrom £622Free CancellationRating
7.6
201 reviews
Search Vietnam Airlines flights
British AirwaysPriceFrom £637Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
Cathay PacificPriceFrom £663Free CancellationRating
7.6
998 reviews
Search Cathay Pacific flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Cambodia . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for London to Cambodia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Cambodia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cambodia from London.

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

Of course. momondo tracks the price of London to Cambodia 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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