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Cheap flights from London City Airport to Phnom Penh from £672

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — PNH
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£1,030

One-way from

£672

Popular in

July

Cheapest in

November

Average price

£569
24/11-8/12
  • 24/11-8/12
  • 4 total stops
  • 57h 50m total
  • London to Phnom Penh
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6/2
  • 6/2
  • 2 total stops
  • 18h 40m total
  • London to Phnom Penh
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£74 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in September 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 17 September 2025.

Mon 24/1116:45LCY - PNH
2 stops18h 40mMultiple Airlines
Mon 8/1207:55PNH - LCY
2 stops39h 10mMultiple Airlines
Deal found 14/9£1,030
Tue 7/1016:50LCY - PNH
2 stops32h 05mMultiple Airlines
Tue 21/1008:30PNH - LCY
2 stops37h 45mMultiple Airlines
Deal found 15/9£1,063
Fri 21/1116:45LCY - PNH
2 stops18h 40mMultiple Airlines
Tue 9/1219:50PNH - LCY
2 stops22h 05mMultiple Airlines
Deal found 14/9£1,065
Sun 5/1016:55LCY - PNH
2 stops32h 00mMultiple Airlines
Tue 14/1008:30PNH - LCY
2 stops31h 35mMultiple Airlines
Deal found 14/9£1,126
Thu 23/1016:50LCY - PNH
2 stops32h 05mMultiple Airlines
Tue 4/1119:50PNH - LCY
2 stops22h 05mMultiple Airlines
Deal found 14/9£1,162
Thu 23/1016:50LCY - PNH
2 stops32h 05mMultiple Airlines
Mon 3/1107:55PNH - LCY
2 stops35h 55mMultiple Airlines
Deal found 14/9£1,241
Tue 28/1016:45LCY - PNH
2 stops30h 45mMultiple Airlines
Mon 10/1107:55PNH - LCY
2 stops39h 15mMultiple Airlines
Deal found 14/9£1,266
Mon 27/1019:10LCY - PNH
2 stops52h 20mMultiple Airlines
Mon 10/1107:55PNH - LCY
2 stops39h 15mMultiple Airlines
Deal found 14/9£1,304
Mon 10/1116:45LCY - PNH
2 stops18h 40mMultiple Airlines
Mon 24/1107:55PNH - LCY
2 stops34h 00mMultiple Airlines
Deal found 14/9£1,330
Thu 20/1116:45LCY - PNH
2 stops42h 40mMultiple Airlines
Mon 8/1207:55PNH - LCY
2 stops34h 00mMultiple Airlines
Deal found 14/9£1,332
Fri 21/1108:25LCY - PNH
2 stops27h 00mMultiple Airlines
Mon 8/1207:55PNH - LCY
2 stops34h 00mMultiple Airlines
Deal found 14/9£1,352
Mon 3/1108:25LCY - PNH
2 stops27h 00mMultiple Airlines
Mon 17/1107:55PNH - LCY
2 stops39h 15mMultiple Airlines
Deal found 14/9£1,365

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 17 September 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

Mon 24/11

16:45-18:25

2 stops18h 40m

Phnom Penh Pochentong

Mon 8/12

07:55-16:05

2 stops39h 10m

£1,030

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Fri 6/2

16:45-18:25

2 stops18h 40m

Phnom Penh Pochentong

Mon 23/2

07:55-10:55

2 stops34h 00m

£1,046

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Tue 7/10

16:50-06:55

2 stops32h 05m

Phnom Penh Pochentong

Tue 21/10

08:30-16:15

2 stops37h 45m

£1,063

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Fri 21/11

16:45-18:25

2 stops18h 40m

Phnom Penh Pochentong

Tue 9/12

19:50-10:55

2 stops22h 05m

£1,065

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Sun 5/10

16:55-06:55

2 stops32h 00m

Phnom Penh Pochentong

Tue 14/10

08:30-10:05

2 stops31h 35m

£1,126

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Thu 23/10

16:50-06:55

2 stops32h 05m

Phnom Penh Pochentong

Tue 4/11

19:50-10:55

2 stops22h 05m

£1,162

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Tue 28/10

16:45-06:30

2 stops30h 45m

Phnom Penh Pochentong

Mon 10/11

07:55-16:10

2 stops39h 15m

£1,266

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Mon 27/10

19:10-06:30

2 stops52h 20m

Phnom Penh Pochentong

Mon 10/11

07:55-16:10

2 stops39h 15m

£1,304

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Wed 29/10

19:10-06:30

2 stops52h 20m

Phnom Penh Pochentong

Mon 10/11

07:55-10:55

2 stops34h 00m

£1,304

LondonPhnom Penh

LCY - PNH

LCYPNH

London City

Mon 10/11

16:45-18:25

2 stops18h 40m

Phnom Penh Pochentong

Mon 24/11

07:55-10:55

2 stops34h 00m

£1,330

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 21 results
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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.

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.
Heathrow to Phnom Penh flights
Gatwick to Phnom Penh flights
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Stansted to Phnom Penh flights
Heathrow to Krong Preah Sihanouk flights
Gatwick to Krong Preah Sihanouk flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London City to Phnom Penh?

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Why should you use Cheapflights to find cheap flight tickets 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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