What is the cheapest month to book a Business Class flight from United Kingdom to Phnom Penh?

Currently, March is the cheapest month in which you can book a Business Class flight from United Kingdom to Phnom Penh (average of £1,519). Flying from United Kingdom to Phnom Penh in July is currently the most expensive (average of £3,586). 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.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

£1,655 Business Class Flights to Phnom Penh (PNH)

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Cheap business class flights to Phnom Penh in 2025

Arrival Airport	Phnom Penh Pochentong Airport

Closest airport for this route

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Cheapest business class flights to Phnom Penh
Explore the most affordable business class flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Sat 4/1020:50LHR - PNH

2 stops30h 00mMultiple Airlines

Sat 18/1021:15PNH - LHR

2 stops27h 55mMultiple Airlines

Deal found 29/4£2,168

Mon 29/908:40LHR - PNH

2 stops20h 00mChina Southern

Mon 13/1015:35PNH - LHR

1 stop33h 25mChina Southern

Deal found 28/4£2,183

Wed 11/606:30LHR - PNH

2 stops26h 00mChina Southern

Sat 28/608:00PNH - LHR

1 stop17h 00mChina Southern

Deal found 29/4£2,191

Mon 29/922:10LHR - PNH

1 stop20h 00mChina Southern

Mon 13/1008:00PNH - LHR

1 stop17h 00mChina Southern

Deal found 29/4£2,196

Mon 29/919:30LHR - PNH

2 stops18h 25mMultiple Airlines

Mon 13/1009:40PNH - LHR

2 stops18h 05mMultiple Airlines

Deal found 28/4£2,367

Wed 11/611:35LGW - PNH

3 stops42h 00mChina Eastern

Sat 28/618:50PNH - LGW

2 stops41h 50mChina Eastern

Deal found 29/4£2,397

Best business class flights to Phnom Penh
Discover carefully curated business class flight deals to Phnom Penh that have cost, travel time, and stopover in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Sat 4/1020:50LHR - PNH

2 stops30h 00mMultiple Airlines

Sat 18/1021:15PNH - LHR

2 stops27h 55mMultiple Airlines

Deal found 29/4£2,168

Mon 29/908:40LHR - PNH

2 stops20h 00mChina Southern

Mon 13/1015:35PNH - LHR

1 stop33h 25mChina Southern

Deal found 28/4£2,183

Wed 11/611:35LGW - PNH

3 stops42h 00mChina Eastern

Sat 28/618:50PNH - LGW

2 stops41h 50mChina Eastern

Deal found 29/4£2,397

Sat 4/1021:45LHR - PNH

1 stop27h 10mEtihad Airways

Sat 18/1008:30PNH - LHR

1 stop16h 15mEtihad Airways

Deal found 29/4£2,556

Mon 29/922:40LHR - PNH

2 stops30h 30mAir China

Sun 12/1000:20PNH - LHR

1 stop23h 25mAir China

Deal found 29/4£2,612

Mon 29/918:20LHR - PNH

1 stop17h 00mCathay Pacific

Mon 13/1018:30PNH - LHR

1 stop17h 50mCathay Pacific

Deal found 28/4£2,746

Wed 14/512:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 29/4£1,655

Mon 30/612:00LGW - PNH

1 stop20h 30mChina Southern

Deal found 28/4£1,673

Mon 12/513:15LHR - PNH

1 stop34h 55mMultiple Airlines

Deal found 29/4£1,758

Sun 29/619:50LHR - PNH

1 stop18h 10mVietnam Airlines

Deal found 28/4£2,133

Sat 12/711:00LHR - PNH

1 stop17h 00mMalaysia Airlines

Deal found 28/4£2,219

Tue 15/711:35LGW - PNH

1 stop29h 40mChina Eastern

Deal found 28/4£2,653

One-way business class flights to Phnom Penh
Search for one-way business class flight options to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Wed 14/512:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 29/4£1,655

Mon 30/612:00LGW - PNH

1 stop20h 30mChina Southern

Deal found 28/4£1,673

Mon 12/513:15LHR - PNH

1 stop34h 55mMultiple Airlines

Deal found 29/4£1,758

Sun 29/615:30LCY - PNH

2 stops37h 50mMultiple Airlines

Deal found 28/4£1,815

Mon 30/612:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£1,926

Tue 15/712:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£2,013

Quickest business class flights to Phnom Penh
Explore quickest business class flight options to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 April 2025.

Mon 29/918:20LHR - PNH

1 stop17h 00mCathay Pacific

Mon 13/1018:30PNH - LHR

1 stop17h 50mCathay Pacific

Deal found 28/4£2,746

Mon 29/919:30LHR - PNH

2 stops18h 25mMultiple Airlines

Mon 13/1009:40PNH - LHR

2 stops18h 05mMultiple Airlines

Deal found 28/4£2,367

Mon 29/919:30LHR - PNH

2 stops18h 25mMultiple Airlines

Mon 13/1009:40PNH - LHR

2 stops18h 05mMultiple Airlines

Deal found 29/4£2,435

Wed 11/614:55LGW - PNH

1 stop19h 20mQatar Airways

Sat 28/617:40PNH - LGW

1 stop19h 00mQatar Airways

Deal found 29/4£3,482

Sat 4/1018:30LHR - PNH

2 stops19h 30mMultiple Airlines

Sat 18/1017:45PNH - LHR

3 stops22h 05mMultiple Airlines

Deal found 29/4£3,418

Wed 11/614:55STN - PNH

1 stop19h 40mEmirates

Sat 28/620:50PNH - STN

1 stop27h 55mEmirates

Deal found 29/4£3,615

Wed 14/512:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 29/4£1,655

Mon 30/612:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£1,926

Tue 15/712:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£2,013

Tue 1/712:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£2,160

Fri 11/712:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£2,325

Tue 15/712:30LHR - PNH

1 stop14h 20mThai Airways

Deal found 28/4£2,330

Cheap Business Class flights to Phnom Penh

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Cheap business class flights to Phnom Penh in 2025

Find the latest flights to Phnom Penh in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data were last updated on 30 April 2025.

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Find business class flight deals to Phnom Penh

Cheapest business class flights to Phnom PenhExplore the most affordable business class flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Explore the most affordable business class flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Cheapest business class flights to Phnom Penh
Explore the most affordable business class flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.