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Cheap flights from Hong Kong to Phnom Penh from $128

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 7/6. 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

These are some of the best round-trip flight deals from Hong Kong to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.
Cambodia Airways Logo
12:25 pm - 2:00 pmHKG-PNH
2h 35mnonstop
Cambodia Airways Logo
7:45 am - 11:25 amPNH-HKG
2h 40mnonstop
$202Cambodia Airways
Find Deal
Thu, Jun 12 - Thu, Jun 19
 Logo
12:25 pm - 2:00 pmHKG-PNH
2h 35mnonstop
 Logo
11:05 am - 8:15 pmPNH-HKG
8h 10m1 stop
Thu, Jun 12 - Thu, Jun 19
Vietnam Airlines Logo
6:45 pm - 12:55 pmHKG-PNH
19h 10m1 stop
Vietnam Airlines Logo
8:45 pm - 5:25 pmPNH-HKG
19h 40m1 stop
$251Vietnam Airlines
Find Deal
Thu, Jun 12 - Thu, Jun 19
Vietnam Airlines Logo
6:45 pm - 2:10 pmHKG-PNH
20h 25m1 stop
Vietnam Airlines Logo
4:40 pm - 5:25 pmPNH-HKG
23h 45m1 stop
$254Vietnam Airlines
Find Deal
Sat, May 17 - Sun, May 25
China Eastern Logo
11:35 am - 11:35 amHKG-PNH
25h 00m2 stops
China Eastern Logo
12:10 am - 7:10 pmPNH-HKG
18h 00m2 stops
$272China Eastern
Find Deal
Sat, May 17 - Sat, May 24
China Eastern Logo
3:05 pm - 11:35 amHKG-PNH
21h 30m2 stops
China Eastern Logo
12:40 pm - 10:20 amPNH-HKG
20h 40m2 stops
$286China Eastern
Find Deal
Sat, May 17 - Sun, May 25
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
$307Cambodia Angkor Air
Find Deal
Fri, Aug 8 - Mon, Aug 18
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
$382Cambodia Angkor Air
Find Deal
Mon, Aug 4 - Fri, Aug 22
Cathay Pacific Logo
3:35 pm - 5:20 pmHKG-PNH
2h 45mnonstop
Cathay Pacific Logo
11:25 am - 3:15 pmPNH-HKG
2h 50mnonstop
$441Cathay Pacific
Find Deal
Sun, May 25 - Sat, Jun 7
Cathay Pacific Logo
8:35 am - 10:15 amHKG-PNH
2h 40mnonstop
Cathay Pacific Logo
6:30 pm - 10:15 pmPNH-HKG
2h 45mnonstop
$442Cathay Pacific
Find Deal
Fri, May 16 - Sun, May 18

Cathay Pacific flights from Hong Kong to Phnom Penh

Our best Cathay Pacific deals on Hong Kong to Phnom Penh flight tickets
Cathay Pacific
May 25
HKG3:35 pmHong Kong Intl
2h 45m
PNH5:20 pmPhnom Penh Pochentong
Jun 7
PNH11:25 amPhnom Penh Pochentong
2h 50m
HKG3:15 pmHong Kong Intl
Cathay Pacific
May 16
HKG8:35 amHong Kong Intl
2h 40m
PNH10:15 amPhnom Penh Pochentong
May 18
PNH6:30 pmPhnom Penh Pochentong
2h 45m
HKG10:15 pmHong Kong Intl
Cathay Pacific
Aug 4
HKG3:35 pmHong Kong Intl
2h 45m
PNH5:20 pmPhnom Penh Pochentong
Aug 21
PNH11:25 amPhnom Penh Pochentong
2h 50m
HKG3:15 pmHong Kong Intl

Asiana Airlines flights from Hong Kong to Phnom Penh

Our best Asiana Airlines deals on Hong Kong to Phnom Penh flight tickets
Asiana Airlines
Jun 11
HKG12:30 amHong Kong Intl
23h 25m
1 stop
PNH10:55 pmPhnom Penh Pochentong
Jun 19
PNH11:55 pmPhnom Penh Pochentong
10h 45m
1 stop
HKG11:40 amHong Kong Intl
Asiana Airlines
May 24
HKG12:30 amHong Kong Intl
23h 25m
1 stop
PNH10:55 pmPhnom Penh Pochentong
May 31
PNH11:55 pmPhnom Penh Pochentong
10h 45m
1 stop
HKG11:40 amHong Kong Intl
Asiana Airlines
May 24
HKG12:30 amHong Kong Intl
23h 25m
1 stop
PNH10:55 pmPhnom Penh Pochentong
May 31
PNH11:55 pmPhnom Penh Pochentong
10h 45m
1 stop
HKG11:40 amHong Kong Intl

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, May 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 $314. If you aren’t able to travel to Phnom Penh during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $329.

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 $315. 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 $501.

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 $321. 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 afternoon, with an average ticket price of $465. Departure times in the afternoon 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 23 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $392 when searching 23 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 $245 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 April 2025, prices for Hong Kong to Phnom Penh flights are approximately 43% 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

$128

Fastest flight time

2h 25m

Direct flights

Mon, Tue, Fri, 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 $128. The best round-trip flight deal from Hong Kong to Phnom Penh found on momondo in the last 72 hours is $202.
The fastest flight from Hong Kong to Phnom Penh takes 2h 25m
Direct flights go from Hong Kong to Phnom Penh on Monday, Tuesday, Friday, 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)

  • 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 25m.

  • 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 Angkor AirPriceFrom $301Free CancellationRating
8.2
10 reviews
Search Cambodia Angkor Air flights
Cathay PacificPriceFrom $425Free CancellationRating
7.5
852 reviews
Search Cathay Pacific flights
  • Cambodia Angkor Air Flights From Hong Kong to Phnom Penh

    Across 2 Cambodia Angkor Air flights from Hong Kong to Phnom Penh this week, the average price was $362, with the best Cambodia Angkor Air deals starting from $301 round-trip. 10 users have rated Cambodia Angkor Air on momondo, with an average score of 8.2/10.

  • Cathay Pacific Flights From Hong Kong to Phnom Penh

    Cathay Pacific is also a popular choice for this route. Cathay Pacific flight deals for Hong Kong to Phnom Penh start from as low as $425 round-trip, depending on your selected dates, with average Cathay Pacific deals seen on momondo around $465. Cathay Pacific operates 6 flights to Phnom Penh from Hong Kong in an average week. Users have rated it 7.5/10 across 852 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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