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Find cheap one-way flights from Hong Kong to Siem Reap starting at US$112.

Book one-way or return flights from Hong Kong to Siem Reap from as little as US$112. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Hong Kong to Siem Reap?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Hong Kong to Siem Reap

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

AirAsia
From US$112
AirAsia X
From US$117
HK Express
From US$125
VietJet Air
From US$129
Hong Kong Airlines
From US$143
Batik Air Malaysia
From US$144
Greater Bay Airlines
From US$148
Scoot
From US$157
Malaysia Airlines
From US$202
Cebu Pacific Air
From US$206
ANA airlines

Find more flights and airlines

Find cheap flights from Hong Kong to Siem Reap by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Hong Kong to Siem Reap.

  • Cheapest
    AirAsia
    HKG
    21:20
    18h 5m
    1 transfer
    SAI
    14:25
    Hong Kong International Airport - Siem Reap Angkor International Airport
    Sun, Mar 24AirAsia
    US$112
  • AirAsia
    HKG
    21:20
    18h 5m
    1 transfer
    SAI
    14:25
    Hong Kong International Airport - Siem Reap Angkor International Airport
    Sun, Mar 24AirAsia
    US$112
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Hong Kong (HKG) to Siem Reap (REP) the cheapest?

    Airlines adjust prices for flights from Hong Kong to Siem Reap based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Hong Kong (HKG) to Siem Reap (REP) cost?

    According to Trip.com's data, the lowest price is around $465.
  • What is the transportation method from the main airport to downtown in Siem Reap?

    • The distance from Siem Reap Angkor International Airport to downtown is about 39km. It takes about 50 minutes by taxi.

Hong Kong to Siem Reap Flight Information

Cheapest nonstop flight price

$112

Off-season for travel

January

Peak season for travel

September