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

View HK$688 flight on Wed, 25 Mar 2026Opens in a new window

Popular airlines to Siem Reap

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    Vietnam Airlines

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    Thai Airways International

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    Emirates

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    Lufthansa

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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$1,277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Cambodia
Mon, 26 Jan - Wed, 28 Jan
KTI
Phnom Penh
SAI
Siem Reap
HK$1,277 Return, found 3 days ago
HK$1,277
Return
found 3 days ago
Select Air Cambodia flight, departing Mon, 26 Jan from Phnom Penh to Siem Reap, returning Wed, 28 Jan, priced at HK$1,277 found 3 days ago
Vietjet Air
Wed, 7 Jan - Wed, 14 Jan
PQC
Phu Quoc
SAI
Siem Reap
HK$1,683 Return, found 1 day ago
HK$1,683
Return
found 1 day ago
Select Vietjet Air flight, departing Wed, 7 Jan from Phu Quoc to Siem Reap, returning Wed, 14 Jan, priced at HK$1,683 found 1 day ago
Thai AirAsia
Fri, 20 Mar - Sat, 28 Mar
DMK
Bangkok
SAI
Siem Reap
HK$1,713 Return, found 2 days ago
HK$1,713
Return
found 2 days ago
Select Thai AirAsia flight, departing Fri, 20 Mar from Bangkok to Siem Reap, returning Sat, 28 Mar, priced at HK$1,713 found 2 days ago
Vietjet Air
Thu, 15 Jan - Sun, 18 Jan
HAN
Hanoi
SAI
Siem Reap
HK$1,766 Return, found 6 hours ago
HK$1,766
Return
found 6 hours ago
Select Vietjet Air flight, departing Thu, 15 Jan from Hanoi to Siem Reap, returning Sun, 18 Jan, priced at HK$1,766 found 6 hours ago
Vietnam Airlines
Sat, 14 Feb - Sat, 21 Feb
HAN
Hanoi
SAI
Siem Reap
HK$1,778 Return, found 6 days ago
HK$1,778
Return
found 6 days ago
Select Vietnam Airlines flight, departing Sat, 14 Feb from Hanoi to Siem Reap, returning Sat, 21 Feb, priced at HK$1,778 found 6 days ago
AirAsia Cambodia
Wed, 7 Jan - Wed, 14 Jan
PQC
Phu Quoc
SAI
Siem Reap
HK$1,944 Return, found 1 day ago
HK$1,944
Return
found 1 day ago
Select AirAsia Cambodia flight, departing Wed, 7 Jan from Phu Quoc to Siem Reap, returning Wed, 14 Jan, priced at HK$1,944 found 1 day ago
Vietnam Airlines
Tue, 13 Jan - Wed, 14 Jan
SGN
Ho Chi Minh City
SAI
Siem Reap
HK$1,967 Return, found 3 days ago
HK$1,967
Return
found 3 days ago
Select Vietnam Airlines flight, departing Tue, 13 Jan from Ho Chi Minh City to Siem Reap, returning Wed, 14 Jan, priced at HK$1,967 found 3 days ago
Hahn Air Systems
Thu, 8 Jan - Sun, 11 Jan
HAN
Hanoi
SAI
Siem Reap
HK$2,018 Return, found 4 days ago
HK$2,018
Return
found 4 days ago
Select Hahn Air Systems flight, departing Thu, 8 Jan from Hanoi to Siem Reap, returning Sun, 11 Jan, priced at HK$2,018 found 4 days ago
Emirates
Sat, 7 Feb - Tue, 10 Feb
BKK
Bangkok
SAI
Siem Reap
HK$2,033 Return, found 6 days ago
HK$2,033
Return
found 6 days ago
Select Emirates flight, departing Sat, 7 Feb from Bangkok to Siem Reap, returning Tue, 10 Feb, priced at HK$2,033 found 6 days ago
FlexFlight
Thu, 8 Jan - Sun, 11 Jan
HAN
Hanoi
SAI
Siem Reap
HK$2,096 Return, found 4 days ago
HK$2,096
Return
found 4 days ago
Select FlexFlight flight, departing Thu, 8 Jan from Hanoi to Siem Reap, returning Sun, 11 Jan, priced at HK$2,096 found 4 days ago

About Siem Reap

Expedia offers flights to Siem Reap to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Siem Reap or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

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$1,277.
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$1,277 and HK$2,278. 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$1,277 to HK$2,278 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.

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
Tue, 13 Jan - Thu, 29 Jan
HKG
Hong Kong SAR
SAI
Siem Reap
HK$2,278 Return, found 2 days ago
HK$2,278
Return
found 2 days ago
Select Vietnam Airlines flight, departing Tue, 13 Jan from Hong Kong SAR to Siem Reap, returning Thu, 29 Jan, priced at HK$2,278 found 2 days ago
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