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HK$1,229+ Cheap flights to Phnom Penh

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 27-10. Fares are subject to change and may not be available on all flights or dates of travel.
— PNH
18 Oct — 25 Oct1
1 adult
1 adult, Economy

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 70,647 searches and data was last updated on 18 September 2025.

Return from

HK$11,969

One-way from

HK$1,229

Popular in

November

Cheapest in

July

Average price

HK$3,305

Good round-trip deal

HK$1,616 or less

Good one-way deal

HK$849 or less
2-10-6-10
  • 2-10-6-10
  • 6 total stops
  • 68h 15m total
  • Hong Kong to Phnom Penh
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27-10
  • 27-10
  • 1 total stop
  • 9h 40m total
  • Hong Kong to Phnom Penh
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Highest demand for flights based on searches. 14% potential increase in price (HK$3,667 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (HK$595 potential savings vs. average return price).
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Average for return flights in September 2025
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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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Find flight deals to Phnom Penh

Cheapest flights to Phnom Penh
Explore the most affordable flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 18 September 2025.

Thu 2-1016:00HKG - PNH
3 stops39h 55mMultiple Airlines
Mon 6-1008:30PNH - HKG
3 stops28h 20mMultiple Airlines
Deal found 15-9HK$11,969
Fri 31-1008:45HKG - PNH
3 stops34h 40mMultiple Airlines
Fri 7-1107:55PNH - HKG
3 stops30h 45mMultiple Airlines
Deal found 15-9HK$12,614

Cheapflights Fare Finder

 
Locate flights to Phnom Penh that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 18 September 2025.
Use the filters below to find and compare flights to Phnom Penh that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Thu 2-10

16:00-06:55

3 stops39h 55m

Phnom Penh Pochentong

Mon 6-10

08:30-13:50

3 stops28h 20m

HK$11,969

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Fri 31-10

08:45-18:25

3 stops34h 40m

Phnom Penh Pochentong

Fri 7-11

07:55-15:40

3 stops30h 45m

HK$12,614

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Mon 27-10

07:50-16:30

1 stop9h 40m

HK$1,229

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sun 26-10

16:55-08:25

2 stops16h 30m

HK$1,392

Flights are sorted by cheapest return flights first.

Deals found on 16-9

Best time to book a flight to Phnom Penh

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

When is the best time to book a flight 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 12 September 2025.

The best time to book flights to Phnom Penh is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 18 September 2025.
See what other customers who have flown with Cathay Pacific to Cambodia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
998 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Overall

7.6

Crew

8.1

Food

7.3

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 .
Cathay Pacific
7.6
Good
998 reviews
Cathay Pacific
7.6
Good
998 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Comfort

7.6

Overall

7.6

Crew

8.1

Food

7.3

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 .

FAQs about flying to Phnom Penh

  • What airport do you fly into for flights to Phnom Penh?

    Travellers will need to book flights to Pochentong (PNH) if they wish to fly to Phnom Penh. The Phnom Penh airport is 8.0 km from the city centre.

  • Can I find cheaper flights to Phnom Penh if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Phnom Penh on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Phnom Penh?

    Based on reviews from Cheapflights users, Cambodia Angkor Air is rated the highest out of the airlines that fly to Phnom Penh.

  • What is the cheapest airport to fly to in Phnom Penh?

    Phnom Penh Pochentong is currently the cheapest airport to fly to in Phnom Penh. One-way flights to Phnom Penh Pochentong typically cost HK$348, while return flights cost around HK$1,258.

  • How much is a return flight to Phnom Penh?

    A return flight to Phnom Penh will typically cost around HK$268, however they can be found for as little as HK$162.

  • Does Phnom Penh Pochentong have rental cars?

    Yes. Those touching down at Phnom Penh Pochentong can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Phnom Penh Pochentong?

    Yes. Phnom Penh Pochentong has hotels nearby for those requiring accommodations. Chinese Guesthouse is the closest property to Phnom Penh Pochentong (0.0 km away from Phnom Penh Pochentong).

See more FAQs

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Deals for 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 to your preference, such as price, airport, cabin class, and plenty of other options.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Phnom Penh.

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Yes, we can. To see specific flights to Phnom Penh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Phnom Penh become cheaper?

Yes, Cheapflights offers price alerts on Phnom Penh flights so you can book your flight when prices are ideal. Enable price alerts 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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