Cheap flights from Brighton to Phnom Penh from £373

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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PNH
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£478

One-way from

£373

Popular in

July

Cheapest in

November

Average price

£569
Etihad Airways
  • Etihad Airways
  • 24/11-8/12
  • 2 total stops
  • 44h 25m total
  • Brighton to Phnom Penh
5/1
  • 5/1
  • 2 total stops
  • 20h 45m total
  • Brighton to Phnom Penh
Highest demand for flights based on searches. 13% potential increase in price (£74 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in September 2025

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 17 September 2025.

Mon 24/1108:50LHR - PNH
1 stop14h 40mEtihad Airways
Mon 8/1207:55PNH - LHR
1 stop29h 45mEtihad Airways
Deal found 14/9£478
Sun 5/1009:30LHR - PNH
1 stop15h 25mEtihad Airways
Tue 14/1008:30PNH - LHR
1 stop16h 15mEtihad Airways
Deal found 14/9£484
Wed 12/1119:20LHR - PNH
1 stop16h 05mEtihad Airways
Fri 12/1207:55PNH - LHR
1 stop35h 10mEtihad Airways
Deal found 14/9£485
Tue 7/1020:55LHR - PNH
1 stop28h 00mEtihad Airways
Tue 21/1008:30PNH - LHR
1 stop36h 45mEtihad Airways
Deal found 15/9£493
Wed 24/1220:55LHR - PNH
1 stop14h 30mEtihad Airways
Tue 20/119:50PNH - LHR
1 stop25h 40mEtihad Airways
Deal found 14/9£493
Thu 20/1108:50LHR - PNH
1 stop14h 40mEtihad Airways
Tue 9/1207:55PNH - LHR
1 stop17h 15mEtihad Airways
Deal found 14/9£495
Mon 13/1009:30LHR - PNH
1 stop15h 25mEtihad Airways
Mon 20/1008:30PNH - LHR
1 stop16h 15mEtihad Airways
Deal found 14/9£499
Thu 9/1020:55LHR - PNH
1 stop28h 00mEtihad Airways
Thu 23/1008:30PNH - LHR
1 stop34h 15mEtihad Airways
Deal found 15/9£507
Wed 12/1119:20LHR - PNH
1 stop16h 05mEtihad Airways
Tue 2/1207:55PNH - LHR
1 stop17h 15mEtihad Airways
Deal found 15/9£513
Sat 22/1120:55LHR - PNH
1 stop26h 35mEtihad Airways
Tue 9/1207:55PNH - LHR
1 stop17h 15mEtihad Airways
Deal found 14/9£515
Thu 4/1208:50LHR - PNH
1 stop14h 40mEtihad Airways
Mon 22/1207:55PNH - LHR
1 stop17h 15mEtihad Airways
Deal found 14/9£523
Sun 5/1006:20LGW - PNH
2 stops18h 35mMultiple Airlines
Tue 14/1008:30PNH - LGW
2 stops29h 50mMultiple Airlines
Deal found 14/9£606

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 17 September 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

Thu 19/2

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Fri 13/3

07:55-12:05

1 stop35h 10m

£511

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 12/11

08:50-18:25

1 stop26h 35m

Phnom Penh Pochentong

Mon 1/12

07:55-14:30

1 stop37h 35m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Thu 13/11

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Mon 8/12

07:55-06:40

1 stop29h 45m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 17/11

08:50-18:25

1 stop26h 35m

Phnom Penh Pochentong

Mon 1/12

07:55-06:40

1 stop29h 45m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Thu 13/11

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Tue 2/12

07:55-18:10

1 stop17h 15m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sun 16/11

20:55-06:30

1 stop26h 35m

Phnom Penh Pochentong

Mon 1/12

07:55-14:30

1 stop37h 35m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Wed 12/11

19:20-18:25

1 stop16h 05m

Phnom Penh Pochentong

Tue 2/12

07:55-18:10

1 stop17h 15m

£513

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 23/2

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Tue 10/3

19:50-06:40

1 stop17h 50m

£524

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Mon 24/11

08:50-06:30

1 stop14h 40m

Phnom Penh Pochentong

Mon 8/12

07:55-14:30

1 stop37h 35m

£537

LondonPhnom Penh

LHR - PNH

LHRPNH

London Heathrow

Sat 4/10

14:45-06:55

1 stop34h 10m

Phnom Penh Pochentong

Thu 23/10

08:30-18:45

1 stop16h 15m

£546

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 12 September 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 17 September 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 17 September 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.

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Comfort

8.0

Overall

8.1

Boarding

8.2

Entertainment

8.0

Food

7.7

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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?

    Etihad Airways can get you from Brighton to Phnom Penh in just under 14h 40m. Your travel time can differ by up to . There are 6232 mi between Brighton and Phnom Penh.

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

  • 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

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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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£357Average£469FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Shenzhen AirlinesCheapest£377Average£441FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air ChinaCheapest£400Average£496FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest£505Average£583FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£510Average£588FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£557Average£693FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£587Average£693FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£638Average£774FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Vietnam AirlinesCheapest£647Average£709FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapest£664Average£782FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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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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