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Cheap flights from London Heathrow Airport to Phnom Penh from C$ 586

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 27/1. 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 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 from London Heathrow Airport to Phnom Penh

The cheapest plane tickets from London Heathrow Airport 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$ 844Shenzhen Airlines
Find Deal
lun., 3 mar. - vie., 21 mar.
9:10 p.m. - 5:10 p.m.LHR-PNH
37h 00m1 stop
12:15 p.m. - 7:10 p.m.PNH-LHR
37h 55m1 stop
C$ 1,019Shenzhen Airlines
Find Deal
sáb., 1 feb. - dom., 23 feb.
10:05 p.m. - 2:05 p.m.LHR-PNH
33h 00m1 stop
6:55 p.m. - 3:45 p.m.PNH-LHR
26h 50m1 stop
C$ 1,167Singapore Airlines
Find Deal
sáb., 15 mar. - dom., 4 may.
8:35 p.m. - 2:05 p.m.LHR-PNH
34h 30m1 stop
3:05 p.m. - 3:35 p.m.PNH-LHR
31h 30m1 stop
C$ 1,281Singapore Airlines
Find Deal
jue., 30 ene. - mar., 18 feb.
10:25 a.m. - 5:30 p.m.LHR-PNH
24h 05m1 stop
6:20 p.m. - 4:35 p.m.PNH-LHR
28h 15m1 stop
C$ 1,292Malaysia Airlines
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sáb., 15 mar. - lun., 5 may.
7:50 p.m. - 8:00 p.m.LHR-PNH
18h 10m1 stop
5:45 p.m. - 5:05 p.m.PNH-LHR
29h 20m2 stops
C$ 1,334Vietnam Airlines
Find Deal
dom., 11 may. - dom., 1 jun.
10:00 p.m. - 6:25 p.m.LHR-PNH
37h 25m2 stops
9:30 p.m. - 1:50 p.m.PNH-LHR
23h 20m2 stops
C$ 1,348Emirates
Find Deal
jue., 6 feb. - mar., 25 feb.
9:10 a.m. - 6:25 p.m.LHR-PNH
26h 15m2 stops
8:50 p.m. - 2:25 p.m.PNH-LHR
23h 35m2 stops
C$ 1,351Emirates
Find Deal
jue., 13 mar. - lun., 5 may.
6:55 p.m. - 1:00 p.m.LHR-PNH
36h 05m2 stops
5:45 p.m. - 10:30 a.m.PNH-LHR
22h 45m3 stops
C$ 1,582Vietnam Airlines
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lun., 2 jun. - mar., 10 jun.
11:00 a.m. - 5:25 p.m.LHR-PNH
24h 25m1 stop
11:10 a.m. - 5:55 a.m.PNH-LHR
24h 45m1 stop
C$ 2,412Malaysia Airlines
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jue., 10 abr. - lun., 21 abr.
9:10 p.m. - 6:50 p.m.LHR-PNH
38h 40m1 stop
C$ 586Shenzhen Airlines
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lun., 27 ene.
3:50 p.m. - 6:25 p.m.LHR-PNH
19h 35m2 stops
C$ 839Emirates
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dom., 26 ene.
10:55 a.m. - 5:55 p.m.LHR-PNH
24h 00m1 stop
C$ 851Singapore Airlines
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jue., 23 ene.
3:50 p.m. - 6:25 p.m.LHR-PNH
19h 35m2 stops
C$ 874Emirates
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sáb., 25 ene.
9:10 p.m. - 5:10 p.m.LHR-PNH
37h 00m1 stop
C$ 992Shenzhen Airlines
Find Deal
sáb., 25 ene.
9:10 a.m. - 5:35 p.m.LHR-PNH
25h 25m1 stop
C$ 1,099Singapore Airlines
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vie., 24 ene.
7:15 a.m. - 3:25 p.m.LHR-PNH
25h 10m3 stops
C$ 1,391Qatar Airways
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dom., 26 ene.
6:40 a.m. - 3:25 p.m.LHR-PNH
25h 45m3 stops
C$ 1,457Qatar Airways
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sáb., 25 ene.
7:05 p.m. - 1:00 p.m.LHR-PNH
34h 55m3 stops
C$ 1,742Vietnam Airlines
Find Deal
jue., 23 ene.
9:10 p.m. - 6:50 p.m.LHR-PNH
38h 40m1 stop
12:15 p.m. - 7:10 p.m.PNH-LHR
37h 55m1 stop
C$ 844Shenzhen Airlines
Find Deal
lun., 20 ene. - jue., 20 feb.
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$ 1,035Shenzhen Airlines
Find Deal
lun., 20 ene. - dom., 23 feb.
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$ 1,164Shenzhen Airlines
Find Deal
lun., 20 ene. - sáb., 22 feb.
10:25 a.m. - 5:30 p.m.LHR-PNH
24h 05m1 stop
6:30 p.m. - 3:25 p.m.PNH-LHR
27h 55m1 stop
C$ 1,328Malaysia Airlines
Find Deal
mar., 21 ene. - mar., 25 feb.
1:40 p.m. - 6:25 p.m.LHR-PNH
21h 45m2 stops
9:30 p.m. - 4:10 p.m.PNH-LHR
25h 40m2 stops
C$ 1,348Emirates
Find Deal
lun., 20 ene. - mar., 25 feb.
8:20 p.m. - 6:25 p.m.LHR-PNH
39h 05m2 stops
9:30 p.m. - 1:50 p.m.PNH-LHR
23h 20m2 stops
C$ 1,401Emirates
Find Deal
lun., 20 ene. - mié., 19 feb.
10:25 a.m. - 9:50 a.m.LHR-PNH
16h 25m1 stop
6:30 p.m. - 3:25 p.m.PNH-LHR
27h 55m1 stop
C$ 1,490Malaysia Airlines
Find Deal
mar., 21 ene. - dom., 23 feb.
6:55 a.m. - 10:25 a.m.LHR-PNH
20h 30m2 stops
11:45 a.m. - 4:00 p.m.PNH-LHR
35h 15m2 stops
C$ 1,716Cathay Pacific
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lun., 20 ene. - lun., 24 feb.
8:20 a.m. - 1:00 p.m.LHR-PNH
21h 40m3 stops
5:30 p.m. - 7:15 a.m.PNH-LHR
20h 45m2 stops
C$ 2,791
Find Deal
lun., 20 ene. - lun., 10 feb.
11:40 a.m. - 11:20 p.m.LHR-PNH
28h 40m2 stops
12:30 a.m. - 6:35 p.m.PNH-LHR
25h 05m2 stops
C$ 2,872
Find Deal
lun., 20 ene. - dom., 9 feb.

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
15 Mar
LHR10:05 p.m.London Heathrow
33h 00m
1 stop
PNH2:05 p.m.Phnom Penh Pochentong
4 May
PNH6:55 p.m.Phnom Penh Pochentong
26h 50m
1 stop
LHR3:45 p.m.London Heathrow
C$ 1,167
Find similar
Singapore Airlines
30 Jan
LHR8:35 p.m.London Heathrow
34h 30m
1 stop
PNH2:05 p.m.Phnom Penh Pochentong
18 Feb
PNH3:05 p.m.Phnom Penh Pochentong
31h 30m
1 stop
LHR3:35 p.m.London Heathrow
C$ 1,281
Find similar

Malaysia Airlines flights from London Heathrow Airport to Phnom Penh

Our best Malaysia Airlines deals on London Heathrow Airport to Phnom Penh flight tickets
Malaysia Airlines
15 Mar
LHR10:25 a.m.London Heathrow
24h 05m
1 stop
PNH5:30 p.m.Phnom Penh Pochentong
5 May
PNH6:20 p.m.Phnom Penh Pochentong
28h 15m
1 stop
LHR4:35 p.m.London Heathrow
C$ 1,292
Find similar
Malaysia Airlines
21 Jan
LHR10:25 a.m.London Heathrow
24h 05m
1 stop
PNH5:30 p.m.Phnom Penh Pochentong
24 Feb
PNH6:30 p.m.Phnom Penh Pochentong
27h 55m
1 stop
LHR3:25 p.m.London Heathrow
C$ 1,328
Find similar
Malaysia Airlines
21 Jan
LHR10:25 a.m.London Heathrow
16h 25m
1 stop
PNH9:50 a.m.Phnom Penh Pochentong
23 Feb
PNH6:30 p.m.Phnom Penh Pochentong
27h 55m
1 stop
LHR3:25 p.m.London Heathrow
C$ 1,490
Find similar

See travel insights to Phnom Penh from

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 to Phnom Penh?

The cheapest month to fly to Phnom Penh from London Heathrow Airport is in May. Flight prices, which tend to average around C$ 939, are often lower during this time because this is during the off-season. If you aren’t able to travel to Phnom Penh during the month of May, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 1,056.

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from London Heathrow Airport when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around C$ 1,351 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from London Heathrow Airport for as low as C$ 1,089 on momondo.

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

As of January 2025, prices for London Heathrow Airport to Phnom Penh flights are approximately 26% 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$ 586

Fastest flight time

16h 10m

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$ 586. The best round-trip flight deal from London Heathrow Airport to Phnom Penh found on momondo in the last 72 hours is C$ 844.
The fastest flight from London Heathrow Airport to Phnom Penh takes 16h 10m
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. 16h 10m 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.


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