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Cheap flights from London Luton Airport to Phnom Penh from £435

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — PNH
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Luton to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) 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 15 September 2025.

Round-trip from

£636

One-way from

£435

Popular in

July

Cheapest in

November

Average price

£572
5/10-14/10
  • 5/10-14/10
  • 5 total stops
  • 61h 10m total
  • London to Phnom Penh
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20/10
  • 20/10
  • 2 total stops
  • 18h 10m total
  • London to Phnom Penh
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£75 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 Luton to Phnom Penh

Cheapest flights from Luton to Phnom Penh
Explore the most affordable flight options available from Luton to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Sun 5/1008:35LTN - PNH
3 stops40h 20mMultiple Airlines
Tue 14/1008:30PNH - LTN
2 stops20h 50mMultiple Airlines
Deal found 14/9£636
Mon 24/1114:40LTN - PNH
2 stops20h 45mMultiple Airlines
Mon 8/1207:55PNH - LTN
3 stops42h 30mMultiple Airlines
Deal found 14/9£660
Thu 9/1008:00LTN - PNH
3 stops40h 55mMultiple Airlines
Sat 18/1008:30PNH - LTN
3 stops29h 15mMultiple Airlines
Deal found 13/9£716
Sat 11/1021:25LTN - PNH
2 stops27h 30mMultiple Airlines
Sat 18/1008:30PNH - LTN
3 stops29h 15mMultiple Airlines
Deal found 13/9£728
Mon 13/1006:05LTN - PNH
2 stops18h 50mMultiple Airlines
Mon 20/1008:30PNH - LTN
3 stops30h 15mMultiple Airlines
Deal found 14/9£812

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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 15 September 2025.
Use the filters below to find and compare flights from London Luton Airport to Phnom Penh that are best for you.

Fly from

Luton

Fly to

Phnom Penh

Route

Depart

Return

Price

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Sun 5/10

08:35-06:55

3 stops40h 20m

Phnom Penh Pochentong

Tue 14/10

08:30-23:20

2 stops20h 50m

£636

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 24/11

14:40-18:25

2 stops20h 45m

Phnom Penh Pochentong

Mon 8/12

07:55-19:25

3 stops42h 30m

£660

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Thu 9/10

08:00-06:55

3 stops40h 55m

Phnom Penh Pochentong

Sat 18/10

08:30-07:45

3 stops29h 15m

£716

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Sat 11/10

21:25-06:55

2 stops27h 30m

Phnom Penh Pochentong

Sat 18/10

08:30-07:45

3 stops29h 15m

£728

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 13/10

06:05-06:55

2 stops18h 50m

Phnom Penh Pochentong

Mon 20/10

08:30-08:45

3 stops30h 15m

£812

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 20/10

06:45-06:55

2 stops18h 10m

£435

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Sun 12/10

08:30-06:55

3 stops40h 25m

£442

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Thu 13/11

14:50-18:25

3 stops44h 35m

£509

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Thu 2/10

19:15-06:55

3 stops29h 40m

£610

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Best time to book a flight from Luton to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Luton 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 Luton 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 Luton?

    If you book a flight to Phnom Penh from London Luton, 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 Luton to Pochentong per day from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton 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 Luton Airport to Phnom Penh?

    Currently, September is the cheapest month in which you can book a flight from London Luton Airport to Phnom Penh (average of £689). Flying from London Luton 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.

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

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