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Cheap flights from Hong Kong to Phnom Penh from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Phnom Penh departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Hong Kong to Phnom Penh

Cheap round-trip flights

Logo
9:35 pm - 11:10 pmHKG-PNH
2h 35mnonstop
Logo
11:05 am - 11:20 pmPNH-HKG
11h 15m1 stop
$244
Find Deal
Wed, Aug 27 - Wed, Sep 3
Logo
9:35 pm - 11:10 pmHKG-PNH
2h 35mnonstop
Logo
8:25 am - 3:05 pmPNH-HKG
5h 40m1 stop
$252
Find Deal
Fri, Sep 12 - Fri, Sep 19
Vietnam Airlines Logo
6:45 pm - 12:55 pmHKG-PNH
19h 10m1 stop
Vietnam Airlines Logo
4:30 pm - 1:30 pmPNH-HKG
20h 00m1 stop
$260Vietnam Airlines
Find Deal
Fri, Sep 12 - Fri, Sep 19
Cathay Pacific Logo
3:35 pm - 5:20 pmHKG-PNH
2h 45mnonstop
Cathay Pacific Logo
6:30 pm - 10:15 pmPNH-HKG
2h 45mnonstop
$261Cathay Pacific
Find Deal
Wed, Aug 27 - Wed, Sep 3
Vietnam Airlines Logo
2:30 pm - 9:40 pmHKG-PNH
8h 10m1 stop
Vietnam Airlines Logo
8:45 pm - 5:25 pmPNH-HKG
19h 40m1 stop
$275Vietnam Airlines
Find Deal
Sun, Oct 12 - Fri, Oct 24
Cathay Pacific Logo
8:35 am - 10:15 amHKG-PNH
2h 40mnonstop
Cathay Pacific Logo
6:30 pm - 10:15 pmPNH-HKG
2h 45mnonstop
$277Cathay Pacific
Find Deal
Sat, Aug 9 - Wed, Aug 13
Cathay Pacific Logo
3:35 pm - 5:20 pmHKG-PNH
2h 45mnonstop
Cathay Pacific Logo
6:30 pm - 10:15 pmPNH-HKG
2h 45mnonstop
$278Cathay Pacific
Find Deal
Sat, Aug 9 - Wed, Aug 13
Cambodia Angkor Air Logo
9:35 pm - 11:10 pmHKG-PNH
2h 35mnonstop
Cambodia Angkor Air Logo
5:00 pm - 8:35 pmPNH-HKG
2h 35mnonstop
$295Cambodia Angkor Air
Find Deal
Fri, Sep 12 - Fri, Sep 19
Cambodia Airways Logo
12:20 pm - 2:05 pmHKG-PNH
2h 45mnonstop
Cambodia Airways Logo
7:45 am - 11:25 amPNH-HKG
2h 40mnonstop
$306Cambodia Airways
Find Deal
Sun, Oct 12 - Fri, Oct 24
Cambodia Airways Logo
12:25 pm - 2:05 pmHKG-PNH
2h 40mnonstop
Cambodia Airways Logo
7:45 am - 11:25 amPNH-HKG
2h 40mnonstop
$307Cambodia Airways
Find Deal
Sat, Oct 4 - Mon, Oct 6

Cathay Pacific flights from Hong Kong to Phnom Penh

Our best Cathay Pacific deals on Hong Kong to Phnom Penh flight tickets
Cathay Pacific
Aug 27
HKG3:35 pmHong Kong Intl
2h 45m
PNH5:20 pmPhnom Penh Pochentong
Sep 3
PNH6:30 pmPhnom Penh Pochentong
2h 45m
HKG10:15 pmHong Kong Intl
$261
Find similar
Cathay Pacific
Aug 9
HKG8:35 amHong Kong Intl
2h 40m
PNH10:15 amPhnom Penh Pochentong
Aug 13
PNH6:30 pmPhnom Penh Pochentong
2h 45m
HKG10:15 pmHong Kong Intl
$277
Find similar
Cathay Pacific
Aug 9
HKG3:35 pmHong Kong Intl
2h 45m
PNH5:20 pmPhnom Penh Pochentong
Aug 13
PNH6:30 pmPhnom Penh Pochentong
2h 45m
HKG10:15 pmHong Kong Intl
$278
Find similar

Philippine Airlines flights from Hong Kong to Phnom Penh

Our best Philippine Airlines deals on Hong Kong to Phnom Penh flight tickets
Philippine Airlines
Oct 25
HKG11:20 amHong Kong Intl
13h 55m
1 stop
PNH12:15 amPhnom Penh Pochentong
Oct 30
PNH1:15 amPhnom Penh Pochentong
19h 30m
1 stop
HKG9:45 pmHong Kong Intl
$316
Find similar
Philippine Airlines
Aug 9
HKG1:40 pmHong Kong Intl
11h 35m
1 stop
PNH12:15 amPhnom Penh Pochentong
Aug 12
PNH1:15 amPhnom Penh Pochentong
15h 05m
1 stop
HKG5:20 pmHong Kong Intl
$349
Find similar
Philippine Airlines
Aug 9
HKG1:40 pmHong Kong Intl
11h 35m
1 stop
PNH12:15 amPhnom Penh Pochentong
Aug 12
PNH1:15 amPhnom Penh Pochentong
7h 55m
1 stop
HKG10:10 amHong Kong Intl
$352
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Hong Kong to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Hong Kong to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Wed 8/27

9:35 pm-11:10 pm

Nonstop2h 35m

Phnom Penh Pochentong

Wed 9/3

11:05 am-11:20 pm

1 stop11h 15m

$244

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Fri 9/12

9:35 pm-11:10 pm

Nonstop2h 35m

Phnom Penh Pochentong

Fri 9/19

8:25 am-3:05 pm

1 stop5h 40m

$252

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Fri 9/12

6:45 pm-12:55 pm

1 stop19h 10m

Phnom Penh Pochentong

Fri 9/19

4:30 pm-1:30 pm

1 stop20h 00m

$260

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Wed 8/27

3:35 pm-5:20 pm

Nonstop2h 45m

Phnom Penh Pochentong

Wed 9/3

6:30 pm-10:15 pm

Nonstop2h 45m

$261

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sun 10/12

2:30 pm-9:40 pm

1 stop8h 10m

Phnom Penh Pochentong

Fri 10/24

8:45 pm-5:25 pm

1 stop19h 40m

$275

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sat 8/9

8:35 am-10:15 am

Nonstop2h 40m

Phnom Penh Pochentong

Wed 8/13

6:30 pm-10:15 pm

Nonstop2h 45m

$277

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sat 8/9

3:35 pm-5:20 pm

Nonstop2h 45m

Phnom Penh Pochentong

Wed 8/13

6:30 pm-10:15 pm

Nonstop2h 45m

$278

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Fri 9/12

9:35 pm-11:10 pm

Nonstop2h 35m

Phnom Penh Pochentong

Fri 9/19

5:00 pm-8:35 pm

Nonstop2h 35m

$295

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sun 10/12

12:20 pm-2:05 pm

Nonstop2h 45m

Phnom Penh Pochentong

Fri 10/24

7:45 am-11:25 am

Nonstop2h 40m

$306

Hong KongPhnom Penh

HKG - PNH

HKGPNH

Hong Kong Intl

Sat 10/4

12:25 pm-2:05 pm

Nonstop2h 40m

Phnom Penh Pochentong

Mon 10/6

7:45 am-11:25 am

Nonstop2h 40m

$307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Hong Kong to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Hong Kong and Phnom Penh?

What is the cheapest month to fly to Phnom Penh?

In general, July is the cheapest month to fly from Hong Kong to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $216. If you aren’t able to travel to Phnom Penh during the month of July, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $255.

What is the cheapest day to depart on your flight to Phnom Penh?

The cheapest day to depart from Hong Kong to Phnom Penh is on a Tuesday. Travelers who choose to depart for Phnom Penh on a Tuesday will often find tickets for as low as $292. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to Phnom Penh for around $489.

What is the cheapest time of day to depart on your flight to Phnom Penh?

According to our data, the cheapest time of day to fly to Phnom Penh is in the evening. momondo users have found flights departing from Hong Kong to Phnom Penh in the evening for as low as $351. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Phnom Penh are more costly in the morning, with an average ticket price of $458. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Hong Kong Intl to Phnom Penh Pochentong flight route?

Fly from Hong Kong Intl to Phnom Penh Pochentong for the best Hong Kong Intl - Phnom Penh Pochentong flight prices

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $367 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from Hong Kong for as low as $196 on momondo.

What cabin class options are available on Hong Kong Intl to Phnom Penh Pochentong flights?

There are 2 cabin classes available to choose from on Hong Kong Intl to Phnom Penh Pochentong flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Hong Kong to Phnom Penh flight prices changed over time?

As of July 2025, prices for Hong Kong to Phnom Penh flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Hong Kong to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hong Kong to Phnom Penh (HKG to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Phnom Penh

Best Price Found

$95

Fastest flight time

2h 30m

Direct flights

Mon, Tue, Thu, Sat and Sun

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Hong Kong in the past 72 hours is $95. The best round-trip flight deal from Hong Kong to Phnom Penh found on momondo in the last 72 hours is $244.
The fastest flight from Hong Kong to Phnom Penh takes 2h 30m
Direct flights go from Hong Kong to Phnom Penh on Monday, Tuesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Cathay Pacific, Cambodia Airways and Cambodia Angkor Air.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)
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  • How far is Hong Kong Intl to Phnom Penh Pochentong by plane?

    A flight from Hong Kong Intl to Phnom Penh Pochentong will travel around 961.5 mi. By plane, this route typically takes 2h 35m.

  • When did momondo last update prices for flights from Hong Kong Intl Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Hong Kong Intl Airport to Phnom Penh Pochentong Airport refresh daily.

  • How many operators does momondo search for flights from Hong Kong Intl Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Hong Kong Intl Airport to Phnom Penh Pochentong Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Hong Kong Intl Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The necessary travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Hong Kong to Phnom Penh?

  • What is the most popular airline from Hong Kong to Phnom Penh?

Best airlines flying from Hong Kong to Phnom Penh

Compare and see reviews for airlines that fly from Hong Kong to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Cambodia AirwaysPriceFrom $185Free CancellationRating
10.0
2 reviews
Search Cambodia Airways flights
Cambodia Angkor AirPriceFrom $189Free CancellationRating
8.2
10 reviews
Search Cambodia Angkor Air flights
Cathay PacificPriceFrom $406Free CancellationRating
7.6
949 reviews
Search Cathay Pacific flights

  • Cambodia Airways Flights From Hong Kong to Phnom Penh

    Across 3 Cambodia Airways flights from Hong Kong to Phnom Penh this week, the average price was $233, with the best Cambodia Airways deals starting from $185 round-trip. 2 users have rated Cambodia Airways on momondo, with an average score of 10.0/10.

  • Cambodia Angkor Air Flights From Hong Kong to Phnom Penh

    Cambodia Angkor Air is also a popular choice for this route. Cambodia Angkor Air flight deals for Hong Kong to Phnom Penh start from as low as $189 round-trip, depending on your selected dates, with average Cambodia Angkor Air deals seen on momondo around $362. Cambodia Angkor Air operates 3 flights to Phnom Penh from Hong Kong in an average week. Users have rated it 8.2/10 across 10 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to Phnom Penh?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to Phnom Penh for you.

Can I find flights from Hong Kong to Phnom Penh with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Phnom Penh from Hong Kong with this policy.

How can momondo help me find flights from Hong Kong to Phnom Penh?

momondo helps you find the best flight between Hong Kong and Phnom Penh by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Hong Kong to Phnom Penh right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Phnom Penh, momondo offers a useful price alert feature which will track prices for flights to Phnom Penh from Hong Kong and alert you when they change.

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