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Cheap flights from Brighton to Phnom Penh from £372

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PNH
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from Brighton to Phnom Penh Pochentong are usually found in November or September, booked 79 days in advance, depart on a Monday or Saturday and return on a Sunday

Cheap flight deals from Brighton to Phnom Penh

Keep the following information in mind while searching for Brighton to Phnom Penh flight deals. Data was last updated 19 August 2025.

Round-trip from

£477

One-way from

£372

Popular in

July

Cheapest in

November

Average price

£804
China Southern
  • China Southern
  • 15/11-31/1
  • 3 total stops
  • 51h 35m total
  • Brighton to Phnom Penh
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China Southern
  • China Southern
  • 15/9
  • 1 total stop
  • 16h 40m total
  • Brighton to Phnom Penh
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Brighton to Phnom Penh

Cheapest flights from Brighton to Phnom Penh
Explore the most affordable flight options available from Brighton to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Sat 15/1122:00LHR - PNH
1 stop18h 30mChina Southern
Sat 31/115:50PNH - LHR
2 stops33h 05mChina Southern
Deal found 19/8£477
Mon 3/1121:30LHR - PNH
2 stops30h 20mChina Southern
Sun 16/1115:50PNH - LHR
1 stop33h 25mChina Southern
Deal found 18/8£482
Thu 18/912:00LGW - PNH
1 stop16h 40mChina Southern
Thu 25/908:00PNH - LGW
1 stop29h 10mChina Southern
Deal found 19/8£485
Fri 3/1022:40LHR - PNH
1 stop18h 25mAir China
Sat 11/1000:20PNH - LHR
1 stop26h 10mAir China
Deal found 18/8£486
Sun 9/1122:00LHR - PNH
1 stop18h 30mChina Southern
Sun 23/1115:50PNH - LHR
1 stop33h 25mChina Southern
Deal found 19/8£488
Mon 24/1122:00LHR - PNH
1 stop18h 30mChina Southern
Mon 8/1215:50PNH - LHR
1 stop33h 25mChina Southern
Deal found 19/8£489
Thu 30/1021:30LHR - PNH
2 stops30h 20mChina Southern
Thu 13/1108:00PNH - LHR
1 stop17h 15mChina Southern
Deal found 17/8£493
Sun 5/1022:10LHR - PNH
1 stop34h 20mChina Southern
Sat 18/1012:05PNH - LHR
1 stop36h 55mChina Southern
Deal found 18/8£494
Sat 4/1022:10LHR - PNH
1 stop34h 20mChina Southern
Sun 30/1115:50PNH - LHR
1 stop33h 25mChina Southern
Deal found 17/8£495
Sat 15/1120:25LGW - PNH
2 stops31h 25mChina Southern
Thu 25/1211:55PNH - LGW
1 stop26h 05mChina Southern
Deal found 17/8£496
Thu 25/1217:40LHR - PNH
1 stop22h 30mAir China
Mon 19/100:25PNH - LHR
1 stop24h 25mAir China
Deal found 18/8£497
Wed 1/1012:35LGW - PNH
1 stop28h 30mAir China
Tue 7/1000:20PNH - LGW
1 stop36h 15mAir China
Deal found 17/8£501

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton 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 19 August 2025.
Use the filters below to find and compare flights from Brighton to Phnom Penh that are best for you.

Fly from

Brighton

Fly to

Phnom Penh

Route

Depart

Return

Price

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sat 15/11

22:00-23:30

1 stop18h 30m

Phnom Penh Pochentong

Sat 31/1

15:50-17:55

2 stops33h 05m

£477

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 3/11

21:30-10:50

2 stops30h 20m

Phnom Penh Pochentong

Sun 16/11

15:50-18:15

1 stop33h 25m

£482

LondonPhnom Penh

LGW - PNH

LGWPNH

London Gatwick

Thu 18/9

12:00-10:40

1 stop16h 40m

Phnom Penh Pochentong

Thu 25/9

08:00-07:10

1 stop29h 10m

£485

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Fri 3/10

22:40-23:05

1 stop18h 25m

Phnom Penh Pochentong

Sat 11/10

00:20-20:30

1 stop26h 10m

£486

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 9/11

22:00-23:30

1 stop18h 30m

Phnom Penh Pochentong

Sun 23/11

15:50-18:15

1 stop33h 25m

£488

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 22/9

22:40-23:05

1 stop18h 25m

Phnom Penh Pochentong

Sat 4/10

00:20-20:30

1 stop26h 10m

£489

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Thu 30/10

22:00-10:50

1 stop29h 50m

Phnom Penh Pochentong

Thu 13/11

11:55-18:15

1 stop37h 20m

£489

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 5/11

21:30-10:50

2 stops30h 20m

Phnom Penh Pochentong

Wed 26/11

08:00-18:15

1 stop17h 15m

£492

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 29/10

21:30-10:50

2 stops30h 20m

Phnom Penh Pochentong

Fri 14/11

11:55-18:15

1 stop37h 20m

£492

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 24/11

21:30-23:30

2 stops43h 00m

Phnom Penh Pochentong

Mon 8/12

08:00-18:15

1 stop17h 15m

£492

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 60 results
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Best time to book a flight from Brighton to Phnom Penh

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

Cheapflights Insights

Everything you need to know about your flight from Brighton to Phnom Penh

How far ahead should I book a flight from Brighton to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Brighton to Phnom Penh. Price data was last updated on 8 August 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Brighton to Phnom Penh. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Brighton to Phnom Penh?

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

What is the cheapest time of day to fly from BH9 to PNH?

Find hourly flight availability from Brighton to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Brighton to Phnom Penh as you normally would.

What is the cheapest day to fly from Brighton to Phnom Penh?

Use this chart to determine the cheapest time to fly return from Brighton to Phnom Penh. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Brighton to Phnom Penh flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Brighton to Phnom Penh?

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 19 August 2025.
Read through reviews of airlines operating flights from Brighton to Phnom Penh, such as Singapore Airlines, Thai Airways, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,347 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Thai Airways
7.8
Good
344 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Southern
7.6
Good
106 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Malaysia Airlines
7.4
Good
274 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Air China
7.3
Good
95 reviews
Singapore Airlines
8.1
Very Good
1,347 reviews
Check prices

Overall

8.1

Boarding

8.2

Comfort

8.0

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Brighton 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 Brighton?

    Most people fly into Phnom Penh Pochentong (PNH) if they book a flight to Phnom Penh from Brighton. On average, Pochentong has 0 inbound flights from Brighton per day from 13 airlines. Phnom Penh Pochentong is conveniently located just 5.0 mi from Phnom Penh’s city center.

  • How long is the flight from Brighton to Phnom Penh?

    China Southern and Air China can get you from Brighton to Phnom Penh in just under 18h 25m. Your travel time can differ by up to 05m. There are 6232 mi between Brighton and Phnom Penh. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Brighton to Phnom Penh one-way?

    The cheapet airlines for a one-way flight from Brighton to Phnom Penh are China Southern (£372), SWISS (£375), and Lufthansa (£401).

  • What are the most popular routes from Brighton to Phnom Penh?

    The most popular flight routes from Brighton to Phnom Penh are London Heathrow - Phnom Penh Pochentong, London Gatwick - Phnom Penh Pochentong and London City - Phnom Penh Pochentong.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brighton 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 Brighton to Phnom Penh?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Brighton to Phnom Penh

Discover the top 10 airlines that operate flights from Brighton to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£360Average£492FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Shenzhen AirlinesCheapest£380Average£445FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£407Average£499FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest£509Average£595FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£513Average£592FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£558Average£702FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£592Average£704FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£642Average£766FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Vietnam AirlinesCheapest£652Average£722FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapest£669Average£789FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Brighton to Phnom Penh flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Brighton to Phnom Penh?

Cheapflights simply makes it quick and affordable to book flights from Brighton to Phnom Penh by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Phnom Penh from Brighton 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 Brighton to Phnom Penh become cheaper?

Yes, Cheapflights offers price alerts on Brighton to Phnom Penh flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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