Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London Heathrow Airport to Phnom Penh from C$ 809

This is the cheapest round-trip 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 29/11. 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
"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customize your results
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from London Heathrow Airport to Phnom Penh

Cheap round-trip flights

These are some of the best round-trip 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 layovers.

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.
9:10 p.m. - 11:15 a.m.LHR-PNH
31h 05m1 stop
12:15 p.m. - 7:10 p.m.PNH-LHR
37h 55m1 stop
C$ 809Shenzhen Airlines
Find Deal
Fri, 29 Nov - Fri, 13 Dec
11:00 a.m. - 7:05 p.m.LHR-PNH
25h 05m1 stop
5:45 p.m. - 5:05 p.m.PNH-LHR
29h 20m2 stops
C$ 1,207Vietnam Airlines
Find Deal
Tue, 19 Nov - Sun, 25 May
10:05 p.m. - 12:45 p.m.LHR-PNH
31h 40m1 stop
1:45 p.m. - 3:35 p.m.PNH-LHR
32h 50m1 stop
C$ 1,222Singapore Airlines
Find Deal
Tue, 14 Jan - Tue, 28 Jan
9:10 a.m. - 8:35 a.m.LHR-PNH
16h 25m1 stop
2:05 p.m. - 3:40 p.m.PNH-LHR
31h 35m1 stop
C$ 1,226Singapore Airlines
Find Deal
Mon, 25 Nov - Sun, 25 May
9:15 p.m. - 10:35 a.m.LHR-PNH
30h 20m1 stop
2:55 p.m. - 4:30 p.m.PNH-LHR
31h 35m1 stop
C$ 1,385China Airlines
Find Deal
Mon, 18 Nov - Mon, 19 May
3:50 p.m. - 6:25 p.m.LHR-PNH
19h 35m2 stops
9:30 p.m. - 6:20 p.m.PNH-LHR
27h 50m2 stops
C$ 1,390Emirates
Find Deal
Mon, 3 Mar - Mon, 24 Mar
9:15 p.m. - 10:35 a.m.LHR-PNH
30h 20m1 stop
10:50 a.m. - 4:30 p.m.PNH-LHR
35h 40m1 stop
C$ 1,424China Airlines
Find Deal
Mon, 18 Nov - Sun, 25 May
8:20 p.m. - 6:25 p.m.LHR-PNH
39h 05m2 stops
9:30 p.m. - 4:10 p.m.PNH-LHR
25h 40m2 stops
C$ 1,445Emirates
Find Deal
Sun, 19 Jan - Sun, 26 Jan
8:35 a.m. - 3:25 p.m.LHR-PNH
23h 50m2 stops
5:10 p.m. - 6:25 a.m.PNH-LHR
20h 15m2 stops
C$ 1,488British Airways
Find Deal
Fri, 29 Nov - Fri, 13 Dec
3:30 p.m. - 3:25 p.m.LHR-PNH
16h 55m2 stops
5:10 p.m. - 5:50 a.m.PNH-LHR
19h 40m2 stops
C$ 1,935British Airways
Find Deal
Wed, 15 Jan - Sun, 26 Jan
9:10 p.m. - 11:15 a.m.LHR-PNH
31h 05m1 stop
C$ 867Shenzhen Airlines
Find Deal
Fri, 27 Dec
1:40 p.m. - 6:25 p.m.LHR-PNH
21h 45m2 stops
C$ 892Emirates
Find Deal
Fri, 15 Nov
6:20 a.m. - 10:25 a.m.LHR-PNH
21h 05m2 stops
C$ 1,147
Find Deal
Sun, 8 Dec
6:20 a.m. - 1:00 p.m.LHR-PNH
23h 40m3 stops
C$ 1,203Vietnam Airlines
Find Deal
Fri, 31 Jan
8:25 a.m. - 1:00 p.m.LHR-PNH
21h 35m3 stops
C$ 1,275
Find Deal
Tue, 10 Dec
6:20 a.m. - 1:00 p.m.LHR-PNH
23h 40m3 stops
C$ 1,307Vietnam Airlines
Find Deal
Wed, 13 Nov
6:50 a.m. - 1:00 p.m.LHR-PNH
23h 10m3 stops
C$ 1,329
Find Deal
Thu, 14 Nov
11:00 a.m. - 1:00 p.m.LHR-PNH
19h 00m2 stops
C$ 1,382Vietnam Airlines
Find Deal
Fri, 3 Jan
6:20 a.m. - 1:00 p.m.LHR-PNH
23h 40m3 stops
C$ 1,484
Find Deal
Thu, 14 Nov
8:40 a.m. - 2:25 p.m.LHR-PNH
22h 45m2 stops
C$ 2,611KLM
Find Deal
Thu, 12 Dec
7:00 p.m. - 6:25 p.m.LHR-PNH
40h 25m2 stops
9:30 p.m. - 4:10 p.m.PNH-LHR
25h 40m2 stops
C$ 1,390Emirates
Find Deal
Mon, 4 Nov - Mon, 18 Nov
4:50 p.m. - 5:45 p.m.LHR-PNH
17h 55m1 stop
11:45 a.m. - 1:35 p.m.PNH-LHR
32h 50m2 stops
C$ 2,058Cathay Pacific
Find Deal
Fri, 1 Nov - Tue, 12 Nov
6:55 p.m. - 3:25 p.m.LHR-PNH
37h 30m2 stops
5:10 p.m. - 9:05 a.m.PNH-LHR
22h 55m3 stops
C$ 2,415Qatar Airways
Find Deal
Mon, 4 Nov - Mon, 18 Nov
11:00 a.m. - 1:00 p.m.LHR-PNH
19h 00m2 stops
5:30 p.m. - 8:45 a.m.PNH-LHR
22h 15m3 stops
C$ 2,727
Find Deal
Sun, 3 Nov - Thu, 14 Nov
11:00 a.m. - 1:00 p.m.LHR-PNH
19h 00m2 stops
5:30 p.m. - 9:45 a.m.PNH-LHR
23h 15m3 stops
C$ 2,888
Find Deal
Fri, 1 Nov - Tue, 12 Nov
8:25 a.m. - 1:00 p.m.LHR-PNH
21h 35m3 stops
8:00 p.m. - 10:40 a.m.PNH-LHR
21h 40m2 stops
C$ 3,878
Find Deal
Sat, 2 Nov - Wed, 13 Nov

Singapore Airlines flights from London Heathrow Airport to Phnom Penh

Our best Singapore Airlines deals on London Heathrow Airport to Phnom Penh flight tickets
Singapore Airlines
14 Jan
LHR10:05 p.m.London Heathrow
31h 40m
1 stop
PNH12:45 p.m.Phnom Penh Pochentong
28 Jan
PNH1:45 p.m.Phnom Penh Pochentong
32h 50m
1 stop
LHR3:35 p.m.London Heathrow
C$ 1,222
Find similar
Singapore Airlines
25 Nov
LHR9:10 a.m.London Heathrow
16h 25m
1 stop
PNH8:35 a.m.Phnom Penh Pochentong
25 May
PNH2:05 p.m.Phnom Penh Pochentong
31h 35m
1 stop
LHR3:40 p.m.London Heathrow
C$ 1,226
Find similar
Singapore Airlines
25 Nov
LHR10:05 p.m.London Heathrow
27h 30m
1 stop
PNH8:35 a.m.Phnom Penh Pochentong
22 May
PNH2:05 p.m.Phnom Penh Pochentong
31h 35m
1 stop
LHR3:40 p.m.London Heathrow
C$ 1,243
Find similar

Vietnam Airlines flights from London Heathrow Airport to Phnom Penh

Our best Vietnam Airlines deals on London Heathrow Airport to Phnom Penh flight tickets
Vietnam Airlines
19 Nov
LHR11:00 a.m.London Heathrow
25h 05m
1 stop
PNH7:05 p.m.Phnom Penh Pochentong
25 May
PNH5:45 p.m.Phnom Penh Pochentong
29h 20m
2 stops
LHR5:05 p.m.London Heathrow
C$ 1,207
Find similar
Vietnam Airlines
12 Nov
LHR11:00 a.m.London Heathrow
25h 05m
1 stop
PNH7:05 p.m.Phnom Penh Pochentong
10 Dec
PNH5:30 p.m.Phnom Penh Pochentong
20h 45m
2 stops
LHR7:15 a.m.London Heathrow
C$ 1,208
Find similar
Vietnam Airlines
12 Nov
LHR11:00 a.m.London Heathrow
19h 00m
2 stops
PNH1:00 p.m.Phnom Penh Pochentong
10 Dec
PNH5:30 p.m.Phnom Penh Pochentong
20h 45m
2 stops
LHR7:15 a.m.London Heathrow
C$ 1,221
Find similar

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.

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

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

As of October 2024, prices for London Heathrow Airport to Phnom Penh flights are approximately 20% 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 round-trip 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

C$ 867

Fastest flight time

14h 15m

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 C$ 867. The best round-trip flight deal from London Heathrow Airport to Phnom Penh found on momondo in the last 72 hours is C$ 809.
The fastest flight from London Heathrow Airport to Phnom Penh takes 14h 15m
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?

    There are 10032.2 km between London Heathrow and Phnom Penh Pochentong. 14h 15m is a normal flight duration for this route.

  • 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 refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 travel and health documents required for your trip to Phnom Penh Pochentong Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


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 recognizable 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 allows you to filter the results for London to Phnom Penh flights to just show those with flexible booking policies.

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.


An easier way to manage your Phnom Penh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 5/11
Tue 12/11
Email me momondo's favourite deals

Find better results for your trip to Cambodia

Airports servicing Cambodia