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Cheap flights from Cambodia to London from £300

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cambodia to London departing on 15/9. 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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0 bags
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Find the cheapest flights from Cambodia to London

Recent return flight deals from Cambodia to London

Etihad Airways Logo
08:30 - 12:45PNH-LHR
34h 15m1 stop
Etihad Airways Logo
20:55 - 06:55LHR-PNH
28h 00m1 stop
£522Etihad Airways
Find Deal
Sat, 4 Oct - Sat, 11 Oct
Etihad Airways Logo
08:30 - 12:45PNH-LHR
34h 15m1 stop
Etihad Airways Logo
13:55 - 06:30LHR-PNH
33h 35m1 stop
£560Etihad Airways
Find Deal
Thu, 23 Oct - Thu, 30 Oct
Etihad Airways Logo
08:30 - 18:45PNH-LHR
16h 15m1 stop
Etihad Airways Logo
08:50 - 06:30LHR-PNH
14h 40m1 stop
£657Etihad Airways
Find Deal
Mon, 20 Oct - Mon, 27 Oct
Etihad Airways Logo
08:30 - 07:00PNH-LHR
28h 30m1 stop
Etihad Airways Logo
20:55 - 18:25LHR-PNH
14h 30m1 stop
£699Etihad Airways
Find Deal
Thu, 23 Oct - Fri, 7 Nov
Logo
08:30 - 12:45PNH-LHR
34h 15m1 stop
Logo
20:10 - 06:55LHR-PNH
28h 45m2 stops
£714
Find Deal
Sat, 4 Oct - Sat, 11 Oct
Turkish Airlines Logo
19:15 - 22:25PNH-LHR
34h 10m2 stops
Turkish Airlines Logo
16:35 - 14:40LHR-PNH
39h 05m2 stops
£715Turkish Airlines
Find Deal
Mon, 15 Dec - Tue, 13 Jan
Turkish Airlines Logo
19:15 - 16:10PNH-LHR
27h 55m2 stops
Turkish Airlines Logo
22:35 - 14:40LHR-PNH
33h 05m2 stops
£720Turkish Airlines
Find Deal
Mon, 15 Dec - Tue, 13 Jan
Logo
08:30 - 18:45PNH-LHR
16h 15m1 stop
Logo
18:50 - 06:30LHR-PNH
28h 40m2 stops
£728
Find Deal
Thu, 23 Oct - Thu, 30 Oct
Etihad Airways Logo
07:55 - 14:30PNH-LHR
37h 35m1 stop
Etihad Airways Logo
13:55 - 18:25LHR-PNH
21h 30m1 stop
£733Etihad Airways
Find Deal
Fri, 19 Dec - Fri, 2 Jan
Etihad Airways Logo
07:55 - 14:30PNH-LHR
37h 35m1 stop
Etihad Airways Logo
19:20 - 18:25LHR-PNH
16h 05m1 stop
£734Etihad Airways
Find Deal
Fri, 19 Dec - Fri, 2 Jan

Etihad Airways flights from Cambodia to London Heathrow Airport

Our best Etihad Airways deals on Cambodia to London Heathrow Airport flight tickets
Etihad Airways
4 Oct
PNH08:30Phnom Penh Pochentong
34h 15m
1 stop
LHR12:45London Heathrow
11 Oct
LHR20:55London Heathrow
28h 00m
1 stop
PNH06:55Phnom Penh Pochentong
£522
Find similar
Etihad Airways
23 Oct
PNH08:30Phnom Penh Pochentong
34h 15m
1 stop
LHR12:45London Heathrow
30 Oct
LHR13:55London Heathrow
33h 35m
1 stop
PNH06:30Phnom Penh Pochentong
£560
Find similar
Etihad Airways
20 Oct
PNH08:30Phnom Penh Pochentong
16h 15m
1 stop
LHR18:45London Heathrow
27 Oct
LHR08:50London Heathrow
14h 40m
1 stop
PNH06:30Phnom Penh Pochentong
£657
Find similar

Turkish Airlines flights from Cambodia to London Heathrow Airport

Our best Turkish Airlines deals on Cambodia to London Heathrow Airport flight tickets
Turkish Airlines
15 Dec
PNH19:15Phnom Penh Pochentong
34h 10m
2 stops
LHR22:25London Heathrow
13 Jan
LHR16:35London Heathrow
39h 05m
2 stops
PNH14:40Phnom Penh Pochentong
£715
Find similar
Turkish Airlines
15 Dec
PNH19:15Phnom Penh Pochentong
27h 55m
2 stops
LHR16:10London Heathrow
13 Jan
LHR22:35London Heathrow
33h 05m
2 stops
PNH14:40Phnom Penh Pochentong
£720
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Cambodia to London Heathrow Airport 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 8 September 2025.
Use the filters below to find and compare flights from Cambodia to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sat 4/10

08:30-12:45

1 stop34h 15m

London Heathrow

Sat 11/10

20:55-06:55

1 stop28h 00m

£522

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Thu 23/10

08:30-12:45

1 stop34h 15m

London Heathrow

Thu 30/10

13:55-06:30

1 stop33h 35m

£560

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 20/10

08:30-18:45

1 stop16h 15m

London Heathrow

Mon 27/10

08:50-06:30

1 stop14h 40m

£657

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Thu 23/10

08:30-07:00

1 stop28h 30m

London Heathrow

Fri 7/11

20:55-18:25

1 stop14h 30m

£699

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sat 4/10

08:30-12:45

1 stop34h 15m

London Heathrow

Sat 11/10

20:10-06:55

2 stops28h 45m

£714

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 15/12

19:15-22:25

2 stops34h 10m

London Heathrow

Tue 13/1

16:35-14:40

2 stops39h 05m

£715

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Mon 15/12

19:15-16:10

2 stops27h 55m

London Heathrow

Tue 13/1

22:35-14:40

2 stops33h 05m

£720

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Thu 23/10

08:30-18:45

1 stop16h 15m

London Heathrow

Thu 30/10

18:50-06:30

2 stops28h 40m

£728

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Fri 19/12

07:55-14:30

1 stop37h 35m

London Heathrow

Fri 2/1

13:55-18:25

1 stop21h 30m

£733

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Fri 19/12

07:55-14:30

1 stop37h 35m

London Heathrow

Fri 2/1

19:20-18:25

1 stop16h 05m

£734

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Cambodia to London Heathrow Airport

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 London Heathrow Airport?

In general, August is the cheapest month to fly from Cambodia to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £571. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Cambodia averaging around £611.

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

On average, the least expensive day to fly to London Heathrow Airport from Cambodia is on a Thursday. momondo users have found tickets for Thursday departures for as low as £551. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £812.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Cambodia to London Heathrow Airport in the morning for as low as £523. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,021 on average. Flights to London Heathrow Airport from Cambodia in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Cambodia when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £745 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Cambodia for as low as £567 on momondo.

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

You could potentially save up to 15% on your flight if you consider stops on a Cambodia to London Heathrow Airport flight.

Cheap Cambodia to London Heathrow Airport flight deals and tips

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

Direct flights

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

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

    Prices for flights from Cambodia to London Heathrow Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cambodia to London Heathrow Airport.

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

    The travel and health documents you'll need for your trip to London Heathrow Airport 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 Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Cambodia to London Heathrow Airport

Compare and see reviews for airlines that fly from Cambodia to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £479Free CancellationRating
7.5
110 reviews
Search China Southern flights

Travelling to a place near London?

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Chelmsford

Why use momondo?

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

It is quick and easy to find Cambodia to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to London from Cambodia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Cambodia 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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