Cheap Flights to Siem Reap | Popular Routes to Siem Reap from HK$688

View HK$688 flight on Sun, 25 Jan 2026Opens in a new window

Popular airlines to Siem Reap

  • Singapore Airlines

    Singapore Airlines

  • Vietnam Airlines

    Vietnam Airlines

  • Qatar Airways

    Qatar Airways

  • Thai Airways International

    Thai Airways International

  • Bangkok Airways

    Bangkok Airways

  • Lufthansa

    Lufthansa

  • Emirates

    Emirates

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Cheap round-trip flights to Siem Reap

Prices were available within the past 7 days and start at HK$688 for one-way flights and HK$1,213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Cambodia
Thu, 5 Feb - Thu, 12 Feb
KTI
Phnom Penh
SAI
Siem Reap
HK$1,213 Return, found 12 hours ago
HK$1,213
Return
found 12 hours ago
Select Air Cambodia flight, departing Thu, 5 Feb from Phnom Penh to Siem Reap, returning Thu, 12 Feb, priced at HK$1,213 found 12 hours ago
Vietjet Air
Thu, 15 Jan - Sun, 18 Jan
HAN
Hanoi
SAI
Siem Reap
HK$1,536 Return, found 1 day ago
HK$1,536
Return
found 1 day ago
Select Vietjet Air flight, departing Thu, 15 Jan from Hanoi to Siem Reap, returning Sun, 18 Jan, priced at HK$1,536 found 1 day ago
Thai AirAsia
Mon, 23 Mar - Sun, 29 Mar
DMK
Bangkok
SAI
Siem Reap
HK$1,664 Return, found 22 hours ago
HK$1,664
Return
found 22 hours ago
Select Thai AirAsia flight, departing Mon, 23 Mar from Bangkok to Siem Reap, returning Sun, 29 Mar, priced at HK$1,664 found 22 hours ago
Hahn Air Systems
Thu, 15 Jan - Sun, 18 Jan
HAN
Hanoi
SAI
Siem Reap
HK$1,810 Return, found 1 day ago
HK$1,810
Return
found 1 day ago
Select Hahn Air Systems flight, departing Thu, 15 Jan from Hanoi to Siem Reap, returning Sun, 18 Jan, priced at HK$1,810 found 1 day ago
FlexFlight
Thu, 15 Jan - Sun, 18 Jan
HAN
Hanoi
SAI
Siem Reap
HK$1,888 Return, found 1 day ago
HK$1,888
Return
found 1 day ago
Select FlexFlight flight, departing Thu, 15 Jan from Hanoi to Siem Reap, returning Sun, 18 Jan, priced at HK$1,888 found 1 day ago
Vietnam Airlines
Thu, 15 Jan - Sun, 18 Jan
HAN
Hanoi
SAI
Siem Reap
HK$1,938 Return, found 1 day ago
HK$1,938
Return
found 1 day ago
Select Vietnam Airlines flight, departing Thu, 15 Jan from Hanoi to Siem Reap, returning Sun, 18 Jan, priced at HK$1,938 found 1 day ago
Vietnam Airlines
Tue, 27 Jan - Tue, 27 Jan
SGN
Ho Chi Minh City
SAI
Siem Reap
HK$1,967 Return, found 1 hour ago
HK$1,967
Return
found 1 hour ago
Select Vietnam Airlines flight, departing Tue, 27 Jan from Ho Chi Minh City to Siem Reap, returning Tue, 27 Jan, priced at HK$1,967 found 1 hour ago
Air Cambodia
Sun, 5 Apr - Sun, 12 Apr
KOS
Sihanoukville
SAI
Siem Reap
HK$1,983 Return, found 17 hours ago
HK$1,983
Return
found 17 hours ago
Select Air Cambodia flight, departing Sun, 5 Apr from Sihanoukville to Siem Reap, returning Sun, 12 Apr, priced at HK$1,983 found 17 hours ago
Emirates
Thu, 2 Apr - Tue, 7 Apr
BKK
Bangkok
SAI
Siem Reap
HK$2,081 Return, found 1 day ago
HK$2,081
Return
found 1 day ago
Select Emirates flight, departing Thu, 2 Apr from Bangkok to Siem Reap, returning Tue, 7 Apr, priced at HK$2,081 found 1 day ago
Singapore Airlines
Tue, 10 Mar - Sun, 15 Mar
SIN
Singapore
SAI
Siem Reap
HK$2,100 Return, found 13 hours ago
HK$2,100
Return
found 13 hours ago
Select Singapore Airlines flight, departing Tue, 10 Mar from Singapore to Siem Reap, returning Sun, 15 Mar, priced at HK$2,100 found 13 hours ago

Trending flights to Siem Reap

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietnam Airlines
Fri, 23 Jan - Mon, 26 Jan
HKG
Hong Kong SAR
SAI
Siem Reap
HK$2,372 Return, just found
HK$2,372
Return
just found
Select Vietnam Airlines flight, departing Fri, 23 Jan from Hong Kong SAR to Siem Reap, returning Mon, 26 Jan, priced at HK$2,372 just found

Frequently asked questions

How do I find cheap flights to Siem Reap that have flexible change policies?
We know that plans can change in the blink of an eye, so choosing a flexible ticket with Expedia is always a clever idea. Simply mark the "No change fee" box directly under the "Flexible change policies" filter. Your low-priced, flexible flight to Siem Reap is only a few clicks away.
How can I find cheap tickets to Siem Reap?
Book in advance, consider nearby airports, use points or miles — you're not short of ways! One more is to make use of Expedia's "flexible dates" feature. Search for a Siem Reap flight, then compare the prices for nearby dates. In the last seven days, the best price for a flight to Siem Reap was HK$1,213.
How much is a flight to Siem Reap?
One-way flights leaving Phnom Penh (KTI) sold for as low as HK$688 in the last seven days. During this period, the price of a return journey to Siem Reap ranged between HK$1,213 and HK$2,372. If you spot a bargain ticket, grab it quickly — these prices don't hang around.
When is the cheapest time to fly to Siem Reap?
Jetting off on a Tuesday, followed by a Monday, is generally the best way to score the cheapest flight. Steer clear of the weekend if you can, because Saturday is typically the most expensive day of the week. Spend the money you saved having a blast in Siem Reap instead!
How much is a plane ticket to Siem Reap?
Flights to Siem Reap varied from HK$1,213 to HK$2,372 in the last seven days. Generally, the earlier you make a reservation, the better the price.
What is the best time to go to Siem Reap?
July, September and October are the most popular months to explore Banteay Srei, one of Siem Reap's most fabulous cities. Summertime here starts June 20. Temperatures range from 24ºC to 32ºC at this time of year, so plan your travels around then if you're into warmer weather.
What months are the cheapest to book a flight to Siem Reap?
A cheap month to score an awesome deal to Siem Reap is February, whereas prices are higher in December. Steer clear of this month if you're watching your pennies.

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About Siem Reap

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