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Cheap flights from London Luton Airport to Phnom Penh from £300

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Phnom Penh departing on 15/10. 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 London Luton Airport to Phnom Penh

Cheap return flights

Logo
13:20 - 23:10LTN-PNH
26h 50m2 stops
Logo
00:25 - 10:25PNH-LTN
41h 00m2 stops
£679
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Mon, 29 Dec - Fri, 9 Jan
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08:20 - 18:30LTN-PNH
27h 10m2 stops
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00:15 - 21:00PNH-LTN
27h 45m2 stops
£696
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Mon, 12 Jan - Fri, 23 Jan
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06:30 - 19:15LTN-PNH
29h 45m3 stops
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19:55 - 10:20PNH-LTN
21h 25m2 stops
£759
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Thu, 4 Dec - Thu, 26 Mar
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09:50 - 14:20LTN-PNH
22h 30m3 stops
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09:50 - 17:35PNH-LTN
37h 45m3 stops
£871
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Fri, 15 Aug - Thu, 4 Sep
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09:50 - 18:15LTN-PNH
26h 25m3 stops
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16:40 - 09:15PNH-LTN
22h 35m2 stops
£966
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Fri, 15 Aug - Thu, 4 Sep
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07:00 - 22:25LTN-PNH
32h 25m2 stops
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13:50 - 10:25PNH-LTN
27h 35m2 stops
£1,042
Find Deal
Mon, 29 Dec - Sat, 10 Jan

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from London Luton Airport to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 29/12

13:20-23:10

2 stops26h 50m

Phnom Penh Pochentong

Fri 9/1

00:25-10:25

2 stops41h 00m

£679

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 12/1

08:20-18:30

2 stops27h 10m

Phnom Penh Pochentong

Fri 23/1

00:15-21:00

2 stops27h 45m

£696

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Thu 4/12

06:30-19:15

3 stops29h 45m

Phnom Penh Pochentong

Thu 26/3

19:55-10:20

2 stops21h 25m

£759

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Fri 15/8

09:50-14:20

3 stops22h 30m

Phnom Penh Pochentong

Thu 4/9

09:50-17:35

3 stops37h 45m

£871

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Fri 15/8

09:50-18:15

3 stops26h 25m

Phnom Penh Pochentong

Thu 4/9

16:40-09:15

2 stops22h 35m

£966

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 29/12

07:00-22:25

2 stops32h 25m

Phnom Penh Pochentong

Sat 10/1

13:50-10:25

2 stops27h 35m

£1,042

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Wed 15/10

13:15-11:25

3 stops40h 10m

£300

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 27/10

13:25-10:20

3 stops37h 55m

£321

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Mon 1/12

13:05-16:30

3 stops44h 25m

£325

LondonPhnom Penh

LTN - PNH

LTNPNH

London Luton

Wed 12/11

08:20-11:20

3 stops44h 00m

£333

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Phnom Penh from

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

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 cheapest day to depart on your flight to Phnom Penh?

Our data shows that Monday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as £627. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Phnom Penh on Friday is £730.

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

Our data shows that the cheapest London Luton Airport to Phnom Penh flights are usually those with departure times in the evening. Our users have found flights to Phnom Penh in the evening for as low as £535. At midday is when there is more demand to fly to Phnom Penh, so prices are often more expensive at around £823 per ticket.

When to book flights from London Luton Airport to Phnom Penh

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

Cheap London Luton Airport to Phnom Penh (LTN to PNH) flight deals and tips

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

Best price found

£300

Fastest flight time

18h 25m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from London Luton Airport in the past 72 hours is £300. The best return flight deal from London Luton Airport to Phnom Penh found on momondo in the last 72 hours is £679.
The fastest flight from London Luton Airport to Phnom Penh takes 18h 25m
There are no direct flights from London Luton Airport to Phnom Penh. Popular non-direct route for this connection is London Luton Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)
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  • How far is London Luton to Phnom Penh Pochentong by plane?

    London Luton and Phnom Penh Pochentong are 6221.1 mi apart from one another. A reasonable flight in good conditions will take 22h 30m.

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

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

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

    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 London Luton Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The required travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phnom Penh Pochentong Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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 London to Phnom Penh for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Phnom Penh from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Phnom Penh right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Phnom Penh flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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