$126 Cheap Flights from Hong Kong (HKG) to Phnom Penh (PNH)

View $126 flight on Tue, Jul 1, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Phnom Penh Intl. Airport (PNH)

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Cheap Flights from Hong Kong to Phnom Penh (HKG-PNH)

Prices were available within the past 7 days and start at $126 for one-way flights and $212 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cambodia Airways
Tue, Jul 1 - Tue, Jul 8
HKG
Hong Kong SAR
PNH
Phnom Penh
$212 Roundtrip, found 7 hours ago
$212
Roundtrip
found 7 hours ago
Select Cambodia Airways flight, departing Tue, Jul 1 from Hong Kong SAR to Phnom Penh, returning Tue, Jul 8, priced at $212 found 7 hours ago
Cambodia Airways
Sat, Jun 21 - Thu, Jun 26
HKG
Hong Kong SAR
PNH
Phnom Penh
$224 Roundtrip, found 9 hours ago
$224
Roundtrip
found 9 hours ago
Select Cambodia Airways flight, departing Sat, Jun 21 from Hong Kong SAR to Phnom Penh, returning Thu, Jun 26, priced at $224 found 9 hours ago
Cambodia Airways
Sat, Jun 21 - Tue, Jun 24
HKG
Hong Kong SAR
PNH
Phnom Penh
$235 Roundtrip, found 9 hours ago
$235
Roundtrip
found 9 hours ago
Select Cambodia Airways flight, departing Sat, Jun 21 from Hong Kong SAR to Phnom Penh, returning Tue, Jun 24, priced at $235 found 9 hours ago
Cambodia Airways
Tue, Sep 9 - Tue, Sep 23
HKG
Hong Kong SAR
PNH
Phnom Penh
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select Cambodia Airways flight, departing Tue, Sep 9 from Hong Kong SAR to Phnom Penh, returning Tue, Sep 23, priced at $241 found 1 day ago
Cambodia Airways
Tue, Sep 9 - Thu, Sep 25
HKG
Hong Kong SAR
PNH
Phnom Penh
$252 Roundtrip, found 1 day ago
$252
Roundtrip
found 1 day ago
Select Cambodia Airways flight, departing Tue, Sep 9 from Hong Kong SAR to Phnom Penh, returning Thu, Sep 25, priced at $252 found 1 day ago
Cambodia Airways
Sat, Sep 20 - Sat, Oct 4
HKG
Hong Kong SAR
PNH
Phnom Penh
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select Cambodia Airways flight, departing Sat, Sep 20 from Hong Kong SAR to Phnom Penh, returning Sat, Oct 4, priced at $261 found 1 day ago
Air Cambodia
Mon, Jun 30 - Fri, Jul 11
HKG
Hong Kong SAR
PNH
Phnom Penh
$271 Roundtrip, found 7 hours ago
$271
Roundtrip
found 7 hours ago
Select Air Cambodia flight, departing Mon, Jun 30 from Hong Kong SAR to Phnom Penh, returning Fri, Jul 11, priced at $271 found 7 hours ago
Greater Bay Airlines
Tue, Jul 1 - Mon, Jul 7
HKG
Hong Kong SAR
PNH
Phnom Penh
$274 Roundtrip, found 7 hours ago
$274
Roundtrip
found 7 hours ago
Select Greater Bay Airlines flight, departing Tue, Jul 1 from Hong Kong SAR to Phnom Penh, returning Mon, Jul 7, priced at $274 found 7 hours ago
China Eastern Airlines
Mon, Jun 23 - Mon, Jun 30
HKG
Hong Kong SAR
PNH
Phnom Penh
$276 Roundtrip, found 6 hours ago
$276
Roundtrip
found 6 hours ago
Select China Eastern Airlines flight, departing Mon, Jun 23 from Hong Kong SAR to Phnom Penh, returning Mon, Jun 30, priced at $276 found 6 hours ago
Vietnam Airlines
Mon, Jun 23 - Mon, Jun 30
HKG
Hong Kong SAR
PNH
Phnom Penh
$299 Roundtrip, found 6 hours ago
$299
Roundtrip
found 6 hours ago
Select Vietnam Airlines flight, departing Mon, Jun 23 from Hong Kong SAR to Phnom Penh, returning Mon, Jun 30, priced at $299 found 6 hours ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Phnom Penh (PNH)

May is typically the cheapest month to fly

From $194 - $308 per traveler.

Graph displaying average flight prices per month

Alternative airports near Phnom Penh

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Phnom Penh Intl. PNH. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $212
PNH
Phnom Penh Intl.
CheapestClosest
Average driving time to city center14 min
Flights from $212
Flights from Hong Kong (HKG) to Phnom Penh (PNH)
Origin airport
Hong Kong Intl.
Destination airport
Phnom Penh Intl.
Airlines serving
Air Cambodia, Cambodia Airways, Cathay Pacific, China Airlines, China Eastern Airlines, EVA Airways, Malaysia Airlines, Philippine Airlines, Singapore Airlines, Thai Airways International, Vietnam Airlines
Roundtrip price
$212
Distance
955 mi
Average flight time
1 hour 38 mins

Hong Kong to Phnom Penh Flights

The cheapest times to fly from Hong Kong to Phnom Penh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to Phnom Penh are during the month of July. You can find some of the cheapest flights from Hong Kong to Phnom Penh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to Phnom Penh

Sunday is one of the best days to book for cheap flights from Hong Kong to Phnom Penh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hong Kong to Phnom Penh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to Phnom Penh in 2025. You can also book with separate airlines for your outbound and return journeys, from $126 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to Phnom Penh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to Phnom Penh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH) cost?
Cheap round-trip flights from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH) start at $224. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Hahn Air flight leaving HKG on June 26 2025 and touching down at PNH. The price was last updated on June 16 2025 and has not changed since.
What is the cheapest month to fly from HKG to PNH?
The cheapest flights from HKG to PNH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
You can fly nonstop from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH) on a Cathay Pacific flight.
What is the cheapest airline that flies from HKG to PNH?
Book a flight from HKG to PNH with Hahn Air. This carrier currently has the lowest one-way fare on this route, starting at $112. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from HKG on July 24 2025. Prices were last updated on June 16 2025 and have not changed since.
How many flights per day from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
Every day on average, 2 direct flights take off from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH). Choose the departure date that best fits your itinerary.
What are the most popular departure times for flights from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
The 8 AM departures from HKG to PNH are the busiest. Greater demand means you'll likely pay more for these departures. If you want to save on your trip, book during off-peak hours.
What day of the week has the most flights from HKG to PNH?
Jet off on a Friday if you're after the largest selection of flights from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH).
What is the earliest flight from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
Hop on the earliest flight at around 8:40AM UTC+8, departing from Hong Kong Intl. Airport (HKG). You'll be flying for approximately 2h 45m, landing at Phnom Penh Intl. Airport (PNH) at approximately 10:25AM UTC+7.
How long does it take to fly from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
Flights from HKG to PNH have an average travel time of 2 hours and 41 minutes. The distance between the two airports is 960 mi.
What airline has the least delays from HKG to PNH?
With 85% of flights usually landing on schedule, Cathay Pacific has the best on-time performance for nonstop flights from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH). To keep track of your flight status and get notified about any changes, use the Expedia App.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
To avoid possible delays on the Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phnom Penh from Hong Kong Intl. Airport (HKG)?
If you're on a direct flight from Hong Kong Intl. Airport (HKG) to Phnom Penh, Phnom Penh Intl. Airport (PNH) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH) last-minute?
Booking your ticket from HKG to PNH right before your getaway is usually more expensive. However, if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a HKG to PNH flight and hotel package?
Opting for a HKG to PNH flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Phnom Penh Intl. Airport (PNH)?
Generally, it's possible to cancel or reschedule your HKG to PNH flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.