Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Phnom Penh to London from $329

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 3/27. 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

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? 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 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.
8:00 am - 7:05 pmPNH-LHR
17h 05m1 stop
10:10 pm - 2:30 pmLHR-PNH
34h 20m1 stop
$771China Southern
Find Deal
Wed, May 14 - Tue, May 27
3:35 pm - 6:30 pmPNH-LHR
56h 55m2 stops
10:10 pm - 10:40 amLHR-PNH
30h 30m1 stop
$772China Southern
Find Deal
Wed, May 14 - Tue, May 27
12:10 am - 6:40 pmPNH-LHR
24h 30m1 stop
9:20 pm - 11:15 pmLHR-PNH
19h 55m1 stop
$805China Eastern
Find Deal
Tue, May 13 - Tue, May 27
12:10 am - 6:40 pmPNH-LHR
24h 30m1 stop
9:20 pm - 11:15 pmLHR-PNH
19h 55m1 stop
$817China Eastern
Find Deal
Tue, May 13 - Tue, May 27
9:30 pm - 5:45 pmPNH-STN
27h 15m2 stops
8:15 pm - 6:25 pmSTN-PNH
39h 10m2 stops
$899Emirates
Find Deal
Thu, Jan 23 - Thu, Jan 30
9:30 pm - 6:25 pmPNH-LGW
27h 55m2 stops
8:25 pm - 6:25 pmLGW-PNH
39h 00m2 stops
$905Emirates
Find Deal
Thu, Jan 16 - Sat, Jan 25
2:05 pm - 6:25 amPNH-LGW
22h 20m1 stop
10:15 am - 5:40 pmLGW-PNH
25h 25m1 stop
$1,092Singapore Airlines
Find Deal
Thu, May 15 - Tue, May 27
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:25 am - 12:45 pmLGW-PNH
20h 20m1 stop
$1,155Singapore Airlines
Find Deal
Sun, Feb 2 - Sun, Feb 16
6:30 pm - 2:05 pmPNH-LHR
25h 35m2 stops
6:20 pm - 5:10 pmLHR-PNH
16h 50m1 stop
$3,530Cathay Pacific
Find Deal
Wed, May 14 - Tue, May 27
6:30 pm - 2:05 pmPNH-LHR
25h 35m2 stops
12:20 pm - 5:10 pmLHR-PNH
22h 50m1 stop
$3,610Cathay Pacific
Find Deal
Wed, May 14 - Tue, May 27
12:15 pm - 7:10 pmPNH-LHR
37h 55m1 stop
$329Shenzhen Airlines
Find Deal
Thu, Mar 27
6:20 pm - 12:55 pmPNH-STN
24h 35m2 stops
Wed, Apr 30
12:15 pm - 7:50 pmPNH-LHR
37h 35m1 stop
$475Shenzhen Airlines
Find Deal
Sun, Jun 15
12:15 pm - 8:00 pmPNH-LHR
37h 45m1 stop
$476Shenzhen Airlines
Find Deal
Thu, May 1
12:20 am - 8:30 pmPNH-LHR
26h 10m1 stop
$517Air China
Find Deal
Tue, Apr 29
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
$812Singapore Airlines
Find Deal
Thu, Feb 27
3:35 pm - 7:00 amPNH-LGW
21h 25m1 stop
$815China Southern
Find Deal
Wed, Apr 30
1:45 pm - 6:20 amPNH-LGW
23h 35m1 stop
$996Singapore Airlines
Find Deal
Sun, Feb 23
12:25 am - 5:35 amPNH-LGW
36h 10m1 stop
$1,042Air China
Find Deal
Fri, Jan 10
7:05 pm - 3:00 pmPNH-LHR
26h 55m1 stop
$1,135Cathay Pacific
Find Deal
Sat, Jan 11
12:15 am - 6:30 amPNH-LGW
37h 15m1 stop
10:30 am - 11:15 pmLGW-PNH
29h 45m1 stop
$832China Eastern
Find Deal
Thu, Dec 26 - Tue, Dec 31
11:05 am - 6:30 amPNH-LGW
26h 25m2 stops
10:30 am - 10:00 amLGW-PNH
40h 30m2 stops
$833China Eastern
Find Deal
Fri, Dec 27 - Tue, Dec 31
11:05 am - 6:30 amPNH-LGW
26h 25m2 stops
10:30 am - 11:15 pmLGW-PNH
29h 45m1 stop
$838China Eastern
Find Deal
Fri, Dec 27 - Tue, Dec 31
12:15 am - 6:30 amPNH-LGW
37h 15m1 stop
10:30 am - 10:00 amLGW-PNH
40h 30m2 stops
$839China Eastern
Find Deal
Thu, Dec 26 - Tue, Dec 31
9:45 am - 7:35 pmPNH-LHR
16h 50m1 stop
10:20 am - 6:50 pmLHR-PNH
25h 30m3 stops
Fri, Dec 27 - Tue, Dec 31
12:15 am - 1:55 pmPNH-LHR
20h 40m1 stop
10:20 am - 6:50 pmLHR-PNH
25h 30m3 stops
$1,011
Find Deal
Thu, Dec 26 - Tue, Dec 31
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:20 am - 8:35 amLGW-PNH
16h 15m1 stop
$1,717Singapore Airlines
Find Deal
Fri, Dec 27 - Tue, Dec 31
7:25 pm - 5:05 pmPNH-LCY
52h 40m2 stops
7:10 pm - 2:25 pmLCY-PNH
36h 15m2 stops
$2,113SWISS
Find Deal
Fri, Dec 27 - Tue, Dec 31
9:30 pm - 12:05 pmPNH-STN
21h 35m2 stops
2:05 pm - 6:25 pmSTN-PNH
21h 20m2 stops
$3,914Emirates
Find Deal
Fri, Dec 27 - Tue, Dec 31
9:35 am - 6:20 amPNH-LGW
27h 45m1 stop
9:20 am - 12:45 pmLGW-PNH
20h 25m1 stop
$5,320Singapore Airlines
Find Deal
Fri, Dec 27 - Tue, Dec 31

China Southern flights from Phnom Penh to London

Our best China Southern deals on Phnom Penh to London flight tickets
China Southern
May 14
PNH8:00 amPhnom Penh Pochentong
17h 05m
1 stop
LHR7:05 pmLondon Heathrow
May 27
LHR10:10 pmLondon Heathrow
34h 20m
1 stop
PNH2:30 pmPhnom Penh Pochentong
China Southern
May 14
PNH3:35 pmPhnom Penh Pochentong
56h 55m
2 stops
LHR6:30 pmLondon Heathrow
May 27
LHR10:10 pmLondon Heathrow
30h 30m
1 stop
PNH10:40 amPhnom Penh Pochentong
China Southern
Jan 5
PNH3:50 pmPhnom Penh Pochentong
55h 15m
2 stops
LHR4:05 pmLondon Heathrow
Jan 14
LHR10:00 pmLondon Heathrow
33h 35m
1 stop
PNH2:35 pmPhnom Penh Pochentong

China Eastern flights from Phnom Penh to London

Our best China Eastern deals on Phnom Penh to London flight tickets
China Eastern
May 13
PNH12:10 amPhnom Penh Pochentong
24h 30m
1 stop
LHR6:40 pmLondon Heathrow
May 27
LHR9:20 pmLondon Heathrow
19h 55m
1 stop
PNH11:15 pmPhnom Penh Pochentong
China Eastern
May 13
PNH12:10 amPhnom Penh Pochentong
24h 30m
1 stop
LHR6:40 pmLondon Heathrow
May 27
LHR9:20 pmLondon Heathrow
19h 55m
1 stop
PNH11:15 pmPhnom Penh Pochentong
China Eastern
May 14
PNH12:10 amPhnom Penh Pochentong
24h 30m
1 stop
LHR6:40 pmLondon Heathrow
May 27
LHR9:20 pmLondon Heathrow
19h 55m
1 stop
PNH11:15 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 $726, 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 $756.

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 $837. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,043. 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 21 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 $1,029. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $661.

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 December 2024, prices for Phnom Penh to London flights are approximately 27% 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

$329

Fastest flight time

16h 35m

Direct flights

None

Airports in London

4 airports
The best one-way flight to London from Phnom Penh in the past 72 hours is $329. The best round-trip flight deal from Phnom Penh to London found on momondo in the last 72 hours is $771.
The fastest flight from Phnom Penh to London takes 16h 35m
There are no direct flights from Phnom Penh to London. Popular non-direct routes for this connection are Phnom Penh Pochentong Airport - London Stansted Airport, Phnom Penh Pochentong Airport - London Gatwick 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. 16h 35m 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
7.5
89 reviews
Search China Southern flights
China EasternPriceFrom $703Free CancellationRating
7.0
143 reviews
Search China Eastern flights
Air ChinaPriceFrom $744Free CancellationRating
7.0
117 reviews
Search Air China flights
Singapore AirlinesPriceFrom $921Free CancellationRating
8.1
1,330 reviews
Search Singapore Airlines flights
EmiratesPriceFrom $931Free CancellationRating
8.1
3,392 reviews
Search Emirates flights
British AirwaysPriceFrom $958Free CancellationRating
6.6
6,813 reviews
Search British Airways flights
Qatar AirwaysPriceFrom $993Free CancellationRating
7.5
3,789 reviews
Search Qatar Airways flights
Thai AirwaysPriceFrom $1,145Free CancellationRating
7.7
357 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.


An easier way to manage your London 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?
Sun 12/29
Sun 1/5
Email me momondo's favorite deals

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London