Cheap flights from Hong Kong to Phnom Penh

HKG — PNH
31 ago. — 7 sep.1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to Phnom Penh Pochentong are usually found in July or August, booked 76 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap 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 26 agosto 2025.

Round-trip from

HK$1,343

One-way from

HK$664

Popular in

November

Cheapest in

July

Average price

HK$1,796

Good round-trip deal

HK$1,369 or less

Good one-way deal

HK$809 or less
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 1-10-10-10
  • Nonstop
  • 5h 10m total
  • Hong Kong to Phnom Penh
Cambodia Angkor Air
  • Cambodia Angkor Air
  • 15-10
  • Nonstop
  • 2h 35m total
  • Hong Kong to Phnom Penh
Highest demand for flights based on searches. 16% potential increase in price (HK$4,322 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$606 potential savings vs. average return price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from Hong Kong Intl to Phnom Penh Pochentong.
Price to beat on a one-way flight from Hong Kong Intl to Phnom Penh Pochentong.

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 far ahead should I book a flight from Hong Kong to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Phnom Penh. Price data was last updated on 22 August 2025.

The price you pay for your flight from Hong Kong to Phnom Penh may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Find hourly flight availability from Hong Kong 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 26 agosto 2025.

It’s optimal to fly from Hong Kong to Phnom Penh in the evening. By choosing this option you can save up to 54% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost for a return flight from Hong Kong 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 26 agosto 2025.
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.

Boarding

7.9

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Boarding

7.9

Entertainment

7.8

Food

7.3

Crew

8.1

Comfort

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

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.
  • What airports do I use to fly from Hong Kong to Phnom Penh?

    Booking a flight from Hong Kong Intl (HKG) to Phnom Penh Pochentong (PNH) is your only option if you wish to fly from Hong Kong to Phnom Penh. On a typical day, there are 6 flights from Hong Kong Intl to Pochentong, all of which are around 2h 35m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Hong Kong Intl to Phnom Penh.

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

  • How long is the flight from Hong Kong to Phnom Penh?

    There are many flights that can get you from Hong Kong to Phnom Penh in 2h 35m. Fly via Cambodia Angkor Air to get the fastest option. Airlines will cover a distance of 1535 km. Most flights are nonstop.

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

    Flying on Cambodia Angkor Air is currently your cheapest option to Phnom Penh, with prices starting at HK$1,346. Additional round-trip tickets that might be worth considering are offered by 柬埔寨航空 and Cathay Pacific, with the lowest prices starting at HK$1,419 and HK$2,986, respectively. These flights start at 51% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Hong Kong to Phnom Penh?

    No one likes to see their flight delayed. When booking a flight from Hong Kong to Phnom Penh consider choosing 柬埔寨航空(82%), Finnair(78%) or Qatar Airways(70%), as they are the most reliable in getting you off to your destination on time.

  • 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$1,236, our data indicates the cheapest price to be HK$686. The most popular route (Hong Kong Intl - Phnom Penh Pochentong), is priced around HK$1,375.

  • 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 26 agosto 2025.

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 26 agosto 2025.
AirlineCheapestAverageFlexibilityOn-time
Cambodia Angkor AirCheapestHK$1,346AverageHK$1,542FlexibilityNo cancel feeOn-timeN/A
Search Cambodia Angkor Air flights
柬埔寨航空CheapestHK$1,419AverageHK$1,595FlexibilityNo cancel feeOn-timeN/A
Search 柬埔寨航空 flights
Cathay PacificCheapestHK$2,986AverageHK$3,370FlexibilityNo 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 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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