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Cheap flights from Phnom Penh to London from $338

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to London departing on 3/18. 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 Phnom Penh to London

Cheap round-trip flights

These are some of the best round-trip flight deals from Phnom Penh to London 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 Phnom Penh to London.

Cheap last minute flights

Planning a quick getaway from Phnom Penh to London? 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 London, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Phnom Penh to London

Find recent round-trip train or bus tickets from Phnom Penh to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
12:15 am - 6:30 amPNH-LGW
37h 15m1 stop
10:30 am - 11:15 pmLGW-PNH
29h 45m1 stop
$668China Eastern
Find Deal
Mon, Dec 16 - Tue, Jan 7
12:15 am - 1:55 pmPNH-LHR
20h 40m1 stop
5:50 pm - 11:15 pmLHR-PNH
22h 25m1 stop
$708China Eastern
Find Deal
Mon, Dec 16 - Tue, Jan 7
3:50 pm - 6:15 pmPNH-LHR
33h 25m1 stop
12:35 pm - 11:30 pmLHR-PNH
51h 55m2 stops
$830China Southern
Find Deal
Tue, Dec 17 - Tue, Jan 7
12:15 pm - 5:50 pmPNH-LHR
36h 35m2 stops
5:40 pm - 11:10 pmLHR-PNH
22h 30m1 stop
$843Air China
Find Deal
Tue, Dec 17 - Tue, Jan 7
3:50 pm - 6:15 pmPNH-LHR
33h 25m1 stop
9:30 pm - 11:30 pmLHR-PNH
43h 00m2 stops
$912China Southern
Find Deal
Thu, Dec 19 - Thu, Dec 26
7:05 pm - 3:00 pmPNH-LHR
26h 55m1 stop
5:50 pm - 5:45 pmLHR-PNH
16h 55m1 stop
$993Cathay Pacific
Find Deal
Sun, Dec 29 - Sat, Feb 22
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:25 am - 5:55 pmLGW-PNH
25h 30m1 stop
$1,032Singapore Airlines
Find Deal
Fri, Dec 27 - Mon, Feb 24
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:20 am - 5:35 pmLGW-PNH
25h 15m1 stop
$1,034Singapore Airlines
Find Deal
Fri, Dec 27 - Tue, Feb 25
12:25 am - 3:55 pmPNH-LHR
22h 30m1 stop
5:40 pm - 11:10 pmLHR-PNH
22h 30m1 stop
$1,139Air China
Find Deal
Wed, Jan 15 - Sat, Jan 25
11:45 am - 5:30 amPNH-LHR
24h 45m1 stop
10:05 pm - 10:25 amLHR-PNH
29h 20m1 stop
$1,609Cathay Pacific
Find Deal
Mon, Dec 9 - Mon, Dec 16
12:25 am - 5:50 pmPNH-LHR
24h 25m1 stop
$338Air China
Find Deal
Tue, Mar 18
12:15 pm - 3:55 pmPNH-LHR
34h 40m2 stops
$430Air China
Find Deal
Wed, Mar 19
12:15 am - 6:30 amPNH-LGW
37h 15m1 stop
$440China Eastern
Find Deal
Tue, Mar 18
11:05 am - 1:55 pmPNH-LHR
33h 50m3 stops
$443China Eastern
Find Deal
Wed, Mar 19
6:30 pm - 5:35 amPNH-LHR
18h 05m1 stop
$449Malaysia Airlines
Find Deal
Wed, Mar 19
6:45 pm - 6:20 amPNH-LGW
18h 35m1 stop
$456Singapore Airlines
Find Deal
Fri, Dec 27
1:45 pm - 6:20 amPNH-LGW
23h 35m1 stop
$492Singapore Airlines
Find Deal
Thu, Dec 26
9:45 am - 7:35 pmPNH-LHR
16h 50m1 stop
$1,060Thai Airways
Find Deal
Sat, Jan 11
8:00 am - 6:15 pmPNH-LHR
17h 15m1 stop
$1,475China Southern
Find Deal
Sat, Dec 14
11:55 am - 6:15 pmPNH-LHR
37h 20m1 stop
$1,476China Southern
Find Deal
Fri, Dec 13
5:10 pm - 1:20 pmPNH-LHR
27h 10m2 stops
3:30 pm - 3:25 pmLHR-PNH
16h 55m2 stops
$1,052British Airways
Find Deal
Fri, Nov 22 - Fri, Nov 29
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:25 am - 8:35 amLGW-PNH
16h 10m1 stop
$1,857Singapore Airlines
Find Deal
Fri, Nov 22 - Fri, Nov 29

China Southern flights from Phnom Penh to London

Our best China Southern deals on Phnom Penh to London flight tickets
China Southern
Dec 17
PNH3:50 pmPhnom Penh Pochentong
33h 25m
1 stop
LHR6:15 pmLondon Heathrow
Jan 7
LHR12:35 pmLondon Heathrow
51h 55m
2 stops
PNH11:30 pmPhnom Penh Pochentong
China Southern
Dec 19
PNH3:50 pmPhnom Penh Pochentong
33h 25m
1 stop
LHR6:15 pmLondon Heathrow
Dec 26
LHR9:30 pmLondon Heathrow
43h 00m
2 stops
PNH11:30 pmPhnom Penh Pochentong
China Southern
Jan 19
PNH8:00 amPhnom Penh Pochentong
17h 15m
1 stop
LHR6:15 pmLondon Heathrow
Jan 26
LHR5:15 pmLondon Heathrow
38h 20m
2 stops
PNH2:35 pmPhnom Penh Pochentong

Air China flights from Phnom Penh to London

Our best Air China deals on Phnom Penh to London flight tickets
Air China
Dec 17
PNH12:15 pmPhnom Penh Pochentong
36h 35m
2 stops
LHR5:50 pmLondon Heathrow
Jan 7
LHR5:40 pmLondon Heathrow
22h 30m
1 stop
PNH11:10 pmPhnom Penh Pochentong
Air China
Jan 15
PNH12:25 amPhnom Penh Pochentong
22h 30m
1 stop
LHR3:55 pmLondon Heathrow
Jan 25
LHR5:40 pmLondon Heathrow
22h 30m
1 stop
PNH11:10 pmPhnom Penh Pochentong

See travel insights to London from

How to get the cheapest flight ticket from Phnom Penh to London

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 typical price of a round-trip flight between Phnom Penh and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Phnom Penh is in August. Flight prices, which tend to average around $718, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Phnom Penh averaging around $764.

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

The cheapest day to depart from Phnom Penh to London is on a Saturday. Travelers who choose to depart for London on a Saturday will often find tickets for as low as $854. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,079. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Phnom Penh in the evening is the least expensive time of day to depart. momondo users have found prices as low as $787 when looking at flights departing in the evening. Flights to London are more costly in the afternoon, with an average ticket price of $1,145. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Most flyers found that booking tickets 29 days in advance of their planned departure date is the best time to get cheap flights to London. During this timeframe, flight prices are around $978. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $622.

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

You could potentially save up to 21% on your flight if you consider stops on a Phnom Penh to London flight.

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

As of November 2024, prices for Phnom Penh to London flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Phnom Penh to London

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

Cheap Phnom Penh to London (PNH to LON) flight deals and tips

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

Best Price Found

$338

Fastest flight time

16h 50m

Direct flights

None

Airports in London

4 airports
The best one-way flight to London from Phnom Penh in the past 72 hours is $338. The best round-trip flight deal from Phnom Penh to London found on momondo in the last 72 hours is $668.
The fastest flight from Phnom Penh to London takes 16h 50m
There are no direct flights from Phnom Penh to London. Popular non-direct routes for this connection are Phnom Penh Pochentong Airport - London Gatwick Airport, Phnom Penh Pochentong Airport - London Stansted Airport and Phnom Penh Pochentong Airport - London Heathrow Airport.
There are 4 airports near London: London City (LCY), London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)

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

    London is 6219.7 mi away from Phnom Penh Pochentong. 17h 05m is a normal flight duration for this route.

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

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

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

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

    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 Phnom Penh Pochentong Airport to London.

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

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Phnom Penh to London

Compare and see reviews for airlines that fly from Phnom Penh to London with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom $632Free CancellationRating
7.6
122 reviews
Search China Southern flights
China EasternPriceFrom $703Free CancellationRating
6.9
219 reviews
Search China Eastern flights
Air ChinaPriceFrom $736Free CancellationRating
7.1
154 reviews
Search Air China flights
EmiratesPriceFrom $931Free CancellationRating
8.1
3,489 reviews
Search Emirates flights
British AirwaysPriceFrom $958Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
Singapore AirlinesPriceFrom $968Free CancellationRating
8.1
1,338 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $993Free CancellationRating
7.5
3,829 reviews
Search Qatar Airways flights
Thai AirwaysPriceFrom $1,159Free CancellationRating
7.7
370 reviews
Search Thai Airways flights

Why use momondo?

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

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 Phnom Penh to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Phnom Penh with this policy.

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

Once all potential Phnom Penh to London 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 Phnom Penh to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Phnom Penh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London