What are the cheapest airlines to fly from Cambodia to London Heathrow Airport one-way?

The cheapet airlines for a one-way flight from Cambodia to London Heathrow Airport are China Eastern (£200), China Southern (£234), and Shenzhen Airlines (£248).

How far in advance should I book a flight from Cambodia to London Heathrow Airport?

To save up to 37% on this flight, we recommend booking at least 26 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Cambodia to London Heathrow Airport from £588 1-2 weeks out and tickets from £961 for flights departing within the next 72 hours.

What is the cheapest month to fly from Cambodia to London Heathrow Airport?

August can be a great time to fly to London Heathrow Airport from Cambodia with a flight ticket averaging about £758. Cheapflights users have found deals in the month of August for as cheap as £531. The most expensive prices can be found in the month of July.

Can I find deals for flights from Cambodia to Heathrow that include hotel bookings?

Yes. In addition to deals on Cambodia to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Cambodia to Heathrow?

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

Can I find deals for business class flights from Cambodia to Heathrow?

Yes. Cheapflights offers flight deals from Cambodia to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£1,027+ Flights from Cambodia to London Heathrow Airport

Cheap flight deals from Cambodia to Heathrow

Round-trip from	£517
One-way from	£200
Popular in	July
Cheapest in	August
Average price	£717

China Southern
15/3-24/3
3 total stops
67h 40m total
Cambodia to London

Search Deals

China Eastern
27/3
3 total stops
33h 50m total
Cambodia to London

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£29 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Cambodia to Heathrow

Cheapest flights from Cambodia to Heathrow
Explore the most affordable flight options available from Cambodia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Sat 15/311:55PNH - LHR

1 stop37h 20mChina Southern

Mon 24/321:30LHR - PNH

2 stops30h 20mChina Southern

Deal found 21/2£517

Sat 15/312:15PNH - LHR

1 stop37h 55mShenzhen Airlines

Mon 24/321:10LHR - PNH

1 stop38h 40mShenzhen Airlines

Deal found 21/2£539

Sun 15/600:20PNH - LHR

1 stop26h 10mMultiple Airlines

Sun 6/722:05LHR - PNH

1 stop31h 05mMultiple Airlines

Deal found 20/2£547

Sun 9/311:05PNH - LHR

3 stops33h 50mChina Eastern

Sun 23/321:00LHR - PNH

1 stop19h 15mChina Eastern

Deal found 20/2£556

Sat 31/500:20PNH - LHR

1 stop23h 25mAir China

Thu 19/620:25LHR - PNH

1 stop20h 40mAir China

Deal found 20/2£562

Sun 1/617:40PNH - LHR

2 stops26h 25mQatar Airways

Thu 19/609:00LHR - PNH

2 stops25h 15mQatar Airways

Deal found 20/2£751

Fri 1/820:50PNH - LHR

2 stops23h 35mEmirates

Sun 7/922:15LHR - PNH

2 stops36h 20mEmirates

Deal found 21/2£794

Sun 4/519:25PNH - LHR

2 stops43h 45mFinnair

Sun 18/510:20LHR - PNH

2 stops40h 15mFinnair

Deal found 20/2£818

Wed 18/623:55PNH - LHR

1 stop24h 55mAsiana Airlines

Sun 6/720:40LHR - PNH

1 stop20h 15mAsiana Airlines

Deal found 20/2£848

Wed 13/818:30PNH - LHR

1 stop17h 50mCathay Pacific

Wed 20/817:00LHR - PNH

1 stop18h 20mCathay Pacific

Deal found 20/2£909

Wed 13/814:10PNH - LHR

1 stop32h 45mVietnam Airlines

Wed 20/818:55LHR - PNH

2 stops36h 05mVietnam Airlines

Deal found 20/2£1,042

Mon 3/317:10PNH - LHR

2 stops26h 05mBritish Airways

Wed 7/516:00LHR - PNH

2 stops18h 15mBritish Airways

Deal found 20/2£2,414

Best flights from Cambodia to Heathrow
Discover carefully curated flight deals from Cambodia to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Sat 15/311:55PNH - LHR

1 stop37h 20mChina Southern

Mon 24/321:30LHR - PNH

2 stops30h 20mChina Southern

Deal found 21/2£517

Sat 15/312:15PNH - LHR

1 stop37h 55mShenzhen Airlines

Mon 24/321:10LHR - PNH

1 stop38h 40mShenzhen Airlines

Deal found 21/2£539

Sun 15/600:20PNH - LHR

1 stop26h 10mMultiple Airlines

Sun 6/722:05LHR - PNH

1 stop31h 05mMultiple Airlines

Deal found 20/2£547

Sun 9/311:05PNH - LHR

2 stops33h 50mChina Eastern

Sun 23/321:00LHR - PNH

1 stop19h 15mChina Eastern

Deal found 20/2£556

Sat 31/500:20PNH - LHR

1 stop23h 25mAir China

Thu 19/620:25LHR - PNH

1 stop20h 40mAir China

Deal found 20/2£562

Sun 1/617:40PNH - LHR

2 stops26h 25mQatar Airways

Thu 19/609:00LHR - PNH

2 stops25h 15mQatar Airways

Deal found 20/2£751

Fri 1/820:50PNH - LHR

2 stops23h 35mEmirates

Sun 7/922:15LHR - PNH

2 stops36h 20mEmirates

Deal found 21/2£794

Sun 4/519:25PNH - LHR

2 stops43h 45mFinnair

Sun 18/510:20LHR - PNH

2 stops40h 15mFinnair

Deal found 20/2£818

Wed 18/623:55PNH - LHR

1 stop24h 55mAsiana Airlines

Sun 6/720:40LHR - PNH

1 stop20h 15mAsiana Airlines

Deal found 20/2£848

Wed 13/818:30PNH - LHR

1 stop17h 50mCathay Pacific

Wed 20/817:00LHR - PNH

1 stop18h 20mCathay Pacific

Deal found 20/2£909

Wed 13/814:10PNH - LHR

1 stop32h 45mVietnam Airlines

Wed 20/818:55LHR - PNH

2 stops36h 05mVietnam Airlines

Deal found 20/2£1,042

Mon 3/317:10PNH - LHR

2 stops26h 05mBritish Airways

Mon 5/516:00LHR - PNH

2 stops18h 15mBritish Airways

Deal found 20/2£2,414

Last-minute flights from Cambodia to Heathrow
Discover last-minute flight deals from Cambodia to Heathrow. Data last updated 21 February 2025 and is based on user searches.

Fri 28/200:25PNH - LHR

1 stop24h 25mMultiple Airlines

Sat 22/321:10LHR - PNH

1 stop31h 05mMultiple Airlines

Deal found 19/2£572

Fri 28/200:15PNH - LHR

1 stop24h 15mChina Eastern

Sat 22/321:00LHR - PNH

3 stops30h 00mChina Eastern

Deal found 19/2£703

Sat 1/311:55PNH - LHR

1 stop37h 20mChina Southern

Sat 22/322:00LHR - PNH

1 stop29h 50mChina Southern

Deal found 19/2£712

Sat 1/300:30PNH - LHR

1 stop24h 35mAsiana Airlines

Sun 4/520:40LHR - PNH

1 stop20h 15mAsiana Airlines

Deal found 20/2£4,241

Mon 3/317:10PNH - LHR

2 stops26h 05mBritish Airways

Wed 7/516:00LHR - PNH

2 stops18h 15mBritish Airways

Deal found 20/2£2,414

Mon 3/317:10PNH - LHR

2 stops26h 05mQatar Airways

Thu 8/507:35LHR - PNH

3 stops26h 40mQatar Airways

Deal found 20/2£2,947

Tue 4/318:30PNH - LHR

2 stops20h 10mKLM

Mon 5/508:40LHR - PNH

2 stops27h 55mKLM

Deal found 19/2£3,973

Wed 5/318:30PNH - LHR

1 stop18h 05mMalaysia Airlines

Tue 6/511:00LHR - PNH

1 stop24h 25mMalaysia Airlines

Deal found 19/2£2,619

Thu 6/311:45PNH - LHR

1 stop34h 15mCathay Pacific

Sat 3/518:20LHR - PNH

1 stop17h 00mCathay Pacific

Deal found 20/2£4,004

Sun 9/311:05PNH - LHR

3 stops33h 50mChina Eastern

Sun 23/321:00LHR - PNH

1 stop19h 15mChina Eastern

Deal found 20/2£556

Fri 14/300:25PNH - LHR

1 stop22h 30mMultiple Airlines

Mon 24/321:10LHR - PNH

1 stop38h 40mMultiple Airlines

Deal found 21/2£549

Fri 14/300:25PNH - LHR

1 stop22h 30mAir China

Mon 24/317:40LHR - PNH

2 stops34h 35mAir China

Deal found 21/2£619

One-way flights from Cambodia to Heathrow
Search for one-way flight options from Cambodia to Heathrow. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Thu 27/311:05PNH - LHR

3 stops33h 50mChina Eastern

Deal found 20/2£200

Thu 27/308:00PNH - LHR

1 stop17h 15mChina Southern

Deal found 21/2£234

Thu 20/308:30PNH - LHR

1 stop18h 10mMultiple Airlines

Deal found 20/2£246

Thu 3/412:15PNH - LHR

1 stop37h 45mShenzhen Airlines

Deal found 21/2£248

Wed 26/300:25PNH - LHR

1 stop24h 25mAir China

Deal found 20/2£260

Mon 5/511:10PNH - LHR

1 stop35h 25mMalaysia Airlines

Deal found 20/2£368

Thu 3/718:00PNH - LHR

2 stops32h 55mXiamenAir

Deal found 20/2£403

Sat 3/520:50PNH - LHR

2 stops27h 50mEmirates

Deal found 20/2£448

Thu 3/717:40PNH - LHR

3 stops25h 45mQatar Airways

Deal found 20/2£715

Wed 19/317:30PNH - LHR

3 stops27h 15mVietnam Airlines

Deal found 19/2£847

Find flights from Cambodia to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sat 15/3

11:55-18:15

1 stop37h 20m

London Heathrow

Mon 24/3

21:30-10:50

2 stops30h 20m

£517

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sat 15/3

12:15-19:10

1 stop37h 55m

London Heathrow

Mon 24/3

21:10-18:50

1 stop38h 40m

£539

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 15/6

00:20-20:30

1 stop26h 10m

London Heathrow

Sun 6/7

22:05-11:10

1 stop31h 05m

£547

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 9/3

11:05-13:55

3 stops33h 50m

London Heathrow

Sun 23/3

21:00-23:15

1 stop19h 15m

£556

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sat 31/5

00:20-17:45

1 stop23h 25m

London Heathrow

Thu 19/6

20:25-23:05

1 stop20h 40m

£562

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 1/6

17:40-14:05

2 stops26h 25m

London Heathrow

Thu 19/6

09:00-16:15

2 stops25h 15m

£751

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Fri 1/8

20:50-14:25

2 stops23h 35m

London Heathrow

Sun 7/9

22:15-16:35

2 stops36h 20m

£794

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Sun 4/5

19:25-09:10

2 stops43h 45m

London Heathrow

Sun 18/5

10:20-08:35

2 stops40h 15m

£818

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Wed 18/6

23:55-18:50

1 stop24h 55m

London Heathrow

Sun 6/7

20:40-22:55

1 stop20h 15m

£848

Phnom PenhLondon

PNH - LHR

PNHLHR

Phnom Penh Pochentong

Wed 13/8

18:30-06:20

1 stop17h 50m

London Heathrow

Wed 20/8

17:00-17:20

1 stop18h 20m

£909

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 23 results

Best time to book a flight from Cambodia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cambodia 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.

Travel insights for flights from Cambodia to Heathrow

Get recent, data-driven insights about flights from Cambodia to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cambodia to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Cambodia to London Heathrow Airport (average of £112). Flying from Cambodia to London Heathrow Airport in August is currently the most expensive (average of £163). 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 KH to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cambodia to London Heathrow Airport as you normally would.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Cambodia to London, such as Asiana Airlines, Emirates and China Southern. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Asiana Airlines

8.3

Very Good

445 reviews

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Emirates

8.1

Very Good

3,276 reviews

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

China Southern

7.6

Good

87 reviews

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Finnair

7.6

Good

1,273 reviews

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Vietnam Airlines

7.6

Good

196 reviews

Asiana Airlines

8.3

Very Good

445 reviews

Check prices

Reviews

1 / 20

6.0

Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Related info for your journey

What are the cheapest airlines to fly from Cambodia to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Cambodia to London Heathrow Airport are China Eastern (£200), China Southern (£234), and Shenzhen Airlines (£248).
Can I find deals for flights from Cambodia to Heathrow that include hotel bookings?
Yes. In addition to deals on Cambodia to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cambodia to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cambodia to Heathrow.
Can I find deals for business class flights from Cambodia to Heathrow?
Yes. Cheapflights offers flight deals from Cambodia to Heathrow 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 Cambodia to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Cambodia to London Heathrow Airport (average of £112). Flying from Cambodia to London Heathrow Airport in August is currently the most expensive (average of £163). 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

Deal

Hounslow

Milton Keynes

Croydon

Gatwick

Slough

Luton

Ilford

Hayes

Eastbourne

Swindon

Northampton

Wembley

Southend-on-Sea

Ipswich

Winchester

Maidstone

Crawley

Southall

Watford

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cambodia to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£508	Average£524	FlexibilityNo cancel fee	On-time69%	Search China Southern flights

Fly with Cheapflights

How does Cheapflights help users find flights from Cambodia to Heathrow?

Cheapflights makes it easy to find Cambodia to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Cambodia to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Cambodia.

Can Cheapflights find flights from Cambodia to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Cambodia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cambodia to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Cambodia today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Cambodia to London Heathrow Airport from £200

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cambodia to Heathrow

Keep the following information in mind while searching for Cambodia to Heathrow flight deals. Data was last updated 21 February 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Cambodia to Heathrow

Cheapest flights from Cambodia to HeathrowExplore the most affordable flight options available from Cambodia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from Cambodia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from Cambodia to Heathrow within your budget

Best time to book a flight from Cambodia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cambodia with our price prediction graph.

Travel insights for flights from Cambodia to Heathrow

Get recent, data-driven insights about flights from Cambodia to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cambodia to London Heathrow Airport?

What is the cheapest time of day to fly from KH to LHR?

Find hourly flight availability from Cambodia to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Cambodia to London, such as Asiana Airlines, Emirates and China Southern. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Cambodia to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Cambodia to London Heathrow Airport one-way?

Can I find deals for flights from Cambodia to Heathrow that include hotel bookings?

How can I find direct flights from Cambodia to Heathrow?

Can I find deals for business class flights from Cambodia to Heathrow?

What is the cheapest month to book a flight from Cambodia to London Heathrow Airport?

Travelling to a place near Cambodia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cambodia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Cambodia to Heathrow

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 Cambodia to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Cambodia to Heathrow?

Can Cheapflights find flights from Cambodia to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Cambodia to Heathrow become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Cambodia to Heathrow
Explore the most affordable flight options available from Cambodia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.