Cheap flights from Hong Kong to Phnom Penh

One-way fares from US$185 · HKG → PNH · prices found by travellers in the last 48 hours

Compare all dates Phnom Penh → Hong Kong
Cheapest fare
US$185

HK Express · Sat, 28 Nov

Cheapest month
November

from US$185

Direct flights
Yes

Cambodia Airways

Flight time
2h 35m

1,550 km

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Cheapest month to fly from Hong Kong to Phnom Penh

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest US$185
  2. December 2026 US$196
  3. January 2027 US$186
  4. February 2027 US$187
  5. March 2027 US$186

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

HK Express
Depart21:40 Sat, 28 NovHKG → KTI 4h 15m · 1 stop
US$185one way, per person
View deal
HK Express
Depart16:55 Thu, 12 NovHKG → KTI 4h 20m · 1 stop
US$205one way, per person
View deal
HK Express
Depart16:55 Thu, 26 NovHKG → KTI 4h 20m · 1 stop
US$205one way, per person
View deal
HK Express
Depart16:55 Fri, 27 NovHKG → KTI 4h 20m · 1 stop
US$208one way, per person
View deal
HK Express
Depart16:50 Sat, 14 NovHKG → KTI 3h 15m · 1 stop
US$213one way, per person
View deal
HK Express
Depart16:50 Thu, 5 NovHKG → KTI 3h 15m · 1 stop
US$215one way, per person
View deal
HK Express
Depart16:50 Fri, 6 NovHKG → KTI 4h 05m · 1 stop
US$231one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Phnom Penh

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in Phnom PenhCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in Phnom PenhTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in Phnom PenhPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in Phnom PenhCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for CambodiaMobile data from the moment you land, by Airalo Get eSIM →

About flights from Hong Kong to Phnom Penh

Hong Kong (HKG) and Phnom Penh (PNH) are about 1,550 km apart. Direct flights take around 2h 35m, and recent direct fares were with Cambodia Airways. Over the next few months, one-way fares start from US$185, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Hong Kong to Phnom Penh?

The cheapest one-way fare we've seen recently is US$185 with HK Express, departing Saturday, 28 November 2026. Over the coming months, the lowest fare in each month ranges from US$185 to US$196.

What is the cheapest month to fly from Hong Kong to Phnom Penh?

November 2026 currently has the lowest fares, from US$185 one way.

Are there direct flights from Hong Kong to Phnom Penh?

Yes. Recent direct fares were with Cambodia Airways.

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

A direct flight takes about 2h 35m. Hong Kong and Phnom Penh are around 1,550 km apart.

Which airlines fly from Hong Kong to Phnom Penh?

Recent fares on this route were with HK Express and Cambodia Airways.

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