Cheap Flights from Hong Kong to Phnom Penh from S$ 142

Frequently Asked Questions

• Which airlines offer the cheapest flights from Hong Kong (HKG) to Phnom Penh (KTI)?

  Based on Trip.com data, Air Cambodia offers one-way fares as low as S$ 142 on Cheapest nonstop routes (e.g. HKG to KTI on Mon, Jul 27), while Cambodia Airways offers Cheapest nonstop round-trips from S$ 278 departing on Sun, Aug 16 and returning on Sun, Aug 23.

• Which airlines offer direct flights from Hong Kong to Phnom Penh?

  At the moment, you can catch a direct flight from Hong Kong to Phnom Penh with the following airlines, including: Cathay Pacific Air Cambodia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Hong Kong (HKG) to Phnom Penh (KTI)?

  It takes about 2 hours 39 minutes to fly from Hong Kong (HKG) to Phnom Penh (KTI).

• When is the best time to book flights from Hong Kong to Phnom Penh?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hong Kong to Phnom Penh is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Hong Kong to Phnom Penh?

  Based on Trip.com data in the past 4 weeks, there is 18 flight per week flying from Hong Kong to Phnom Penh. You can check the weekly schedule for popular airlines on this route below: Cathay Pacific: S/M/T/W/T/F/S -- CX655 (16:00) Cathay Pacific: S/M/T/W/T/F/S -- CX607 (09:19)

• How can I find the best deals on flights from Hong Kong to Phnom Penh?

  To find best deals on flights from Hong Kong to Phnom Penh, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jul 27, with one-way flights priced at just S$ 142.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Cambodia.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Phnom Penh travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Hong Kong to Phnom Penh to get the best price?

  The cheapest months to fly from Hong Kong to Phnom Penh is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Hong Kong to Phnom Penh?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Hong Kong to Phnom Penh on July 27, 2026 with Air Cambodia, with prices starting at S$ 129.

• Which airports can I fly through when travelling to Phnom Penh from Hong Kong?

  You can land at any one of the following hubs in Phnom Penh, with Hong Kong International Airport to Techo International Airport (HKG-KTI) is by far the most common option on this route: Phnom Penh International Airport (PNH) Techo International Airport (KTI).

• What is the time difference between Hong Kong and Phnom Penh?

  The time difference between Phnom Penh and Hong Kong is 1h.

• How can I change or cancel my flight ticket from Hong Kong to Phnom Penh?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.