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Cheap flights from Hong Kong to Phnom Penh

HKG — PNH
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Hong Kong to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 March 2026.

Popular in

January

Cheapest in

July

Average price

HK$2,100

Good round-trip deal

HK$1,764 or less

Good one-way deal

HK$6,667 or less
Highest demand for flights based on searches. 28% potential increase in price (HK$7,800 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (HK$1,421 potential savings vs. average return price).
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Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Hong Kong Intl to Phnom Penh Pochentong.
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Price to beat on a one-way flight from Hong Kong Intl to Phnom Penh Pochentong.
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Best time to book a flight from Hong Kong to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Hong Kong 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 Hong Kong to Phnom Penh

How often are flights from Hong Kong to Phnom Penh delayed?

About 13% of weekly flights between Hong Kong and Phnom Penh have experienced delays in the past year, with the average delay time being 132 minutes.

What is the most punctual flight time for Hong Kong to Phnom Penh flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Phnom Penh flights?

Over the past year, 柬埔寨航空 have had the lowest number of delays on this route, with just 9% of flights being delayed.

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 21 March 2026.
See what other customers who have flown with Cathay Pacific from Hong Kong to Phnom Penh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,221 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Cathay Pacific
7.6
Good
1,221 reviews
Cathay Pacific
7.6
Good
1,221 reviews
Check prices

Comfort

7.6

Food

7.3

Boarding

7.9

Crew

8.1

Entertainment

7.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.

Related info for your journey

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

  • How popular is this Hong Kong to Phnom Penh flight route?

    Within the past month, 30 users have taken a look at flights from Hong Kong Intl to Phnom Penh Pochentong.

  • What are the cheapest airlines flying from Hong Kong to Phnom Penh round-trip?

    Flying on Cathay Pacific is currently your cheapest option to Phnom Penh, with prices starting at HK$1,171. Additional round-trip tickets that might be worth considering are offered by Cambodia Angkor Air and 柬埔寨航空, with the lowest prices starting at HK$1,350 and HK$1,423, respectively. These flights start at 52% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Cambodia Angkor Air. According to our data, you can fly for as low as HK$688. Users have also found prices from HK$758 and HK$1,564 on 柬埔寨航空 and Cathay Pacific, respectively.

  • What are the cheapest flights from Hong Kong to Phnom Penh?

    Looking for the cheapest flight from Hong Kong to Phnom Penh? While on average our users pay HK$2,474, our data indicates the cheapest price to be HK$2,474. The most popular route (Hong Kong Intl - Phnom Penh Pochentong), is priced around HK$10,874.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hong Kong 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.

See more FAQs

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Fly from Hong Kong to Phnom Penh on these airlines

Choose from the following airlines for your flight from Hong Kong to Phnom Penh. Flights are based on user searches made on Cheapflights and were last updated on 21 March 2026.
Cathay Pacific flights from Hong Kong Intl to Phnom Penh Pochentong

Top 3 airlines flying from Hong Kong to Phnom Penh

Discover the top 3 airlines that operate flights from Hong Kong 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 70,647 searches. Data last updated 21 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestHK$1,171AverageHK$3,311FlexibilityNo cancel feeOn-time72%
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Cambodia Angkor AirCheapestHK$1,350AverageHK$1,444FlexibilityNo cancel feeOn-timeN/A
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柬埔寨航空CheapestHK$1,423AverageHK$1,600FlexibilityNo cancel feeOn-timeN/A
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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 Hong Kong to Phnom Penh?

Deals for Hong Kong 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 Hong Kong to Phnom Penh?

Cheapflights helps you find that perfect flight to Phnom Penh from Hong Kong by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Phnom Penh from Hong Kong? 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 Hong Kong to Phnom Penh become cheaper?

Yes! Start tracking prices for Hong Kong to Phnom Penh flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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