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Cheap flights from London City Airport to Phnom Penh from £627

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — PNH
16 Jul — 23 Jul1
1 adult

Cheap flight deals from London City to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 July 2025.

Round-trip from

£937

One-way from

£627

Popular in

December

Cheapest in

November

Average price

£797
17/9-1/10
  • 17/9-1/10
  • 4 total stops
  • 51h 25m total
  • London to Phnom Penh
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23/9
  • 23/9
  • 2 total stops
  • 21h 00m total
  • London to Phnom Penh
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from London City to Phnom Penh

Cheapest flights from London City to Phnom Penh
Explore the most affordable flight options available from London City to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Mon 17/1111:30LCY - PNH
2 stops24h 00mMultiple Airlines
Sat 29/1119:55PNH - LCY
2 stops27h 10mMultiple Airlines
Deal found 10/7£742
Sun 31/813:45LCY - PNH
2 stops22h 50mKLM
Thu 4/909:25PNH - LCY
2 stops27h 50mKLM
Deal found 9/7£1,390

Cheapflights Fare Finder

Customise your flight search to find flights from London City to Phnom Penh 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, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from London City Airport to Phnom Penh that are best for you.

Fly from

London City

Fly to

Phnom Penh

Route

Depart

Return

Price

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Wed 17/9

06:55-17:20

2 stops28h 25m

Phnom Penh Pochentong

Wed 1/10

18:30-11:30

2 stops23h 00m

£937

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Sun 31/8

13:45-18:35

2 stops22h 50m

Phnom Penh Pochentong

Thu 4/9

09:25-07:15

2 stops27h 50m

£1,390

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Sat 23/8

12:15-18:35

2 stops24h 20m

Phnom Penh Pochentong

Sat 30/8

18:55-13:45

2 stops24h 50m

£3,751

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Tue 23/9

07:15-10:15

2 stops21h 00m

£627

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Thu 24/7

07:45-18:35

2 stops28h 50m

£1,255

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Fri 25/7

09:25-18:35

2 stops27h 10m

£5,123

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Best time to book a flight from London City to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from London City with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated 11 July 2025.
Read through reviews of airlines operating flights from London City Airport to Phnom Penh, such as KLM and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,372 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,655 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from London City to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Phnom Penh from London City?

    If you book a flight to Phnom Penh from London City, you will be flying to Pochentong, which is the city’s only airport. Phnom Penh Pochentong (PNH) is located 5.0 mi from the center of Phnom Penh. There are 0 flights from London City to Pochentong per day from 0 different airlines.

  • Can I find deals for flights from London City to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on London City to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London City to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London City to Phnom Penh.

  • Can I find deals for business class flights from London City to Phnom Penh?

    Yes. Cheapflights offers flight deals from London City to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London City Airport to Phnom Penh?

    Currently, September is the cheapest month in which you can book a flight from London City Airport to Phnom Penh (average of £689). Flying from London City Airport to Phnom Penh in July is currently the most expensive (average of £1,232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London City to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from London City to Phnom Penh?

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Can Cheapflights find flights from London City to Phnom Penh with no change fees?

Certainly. Search results for flights to Phnom Penh from London City shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London City to Phnom Penh become cheaper?

Of course! You can now track prices for flights from London City to Phnom Penh and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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