Cheap Flights to Siem Reap | Popular Routes to Siem Reap from HK$648

Popular airlines to Siem Reap

  • Singapore Airlines

    Singapore Airlines

  • Vietnam Airlines

    Vietnam Airlines

  • Thai Airways International

    Thai Airways International

  • Bangkok Airways

    Bangkok Airways

  • Vietjet Air

    Vietjet Air

  • Japan Airlines

    Japan Airlines

  • Qatar Airways

    Qatar Airways

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Siem Reap

Prices were available within the past 7 days and start at HK$648 for one-way flights and HK$1,249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Cambodia
Mon, 13 Oct - Tue, 14 Oct
KTI
Phnom Penh
SAI
Siem Reap
HK$1,249 Return, found 1 day ago
HK$1,249
Return
found 1 day ago
Select Air Cambodia flight, departing Mon, 13 Oct from Phnom Penh to Siem Reap, returning Tue, 14 Oct, priced at HK$1,249 found 1 day ago
Air Cambodia
Wed, 5 Nov - Thu, 6 Nov
KOS
Sihanoukville
SAI
Siem Reap
HK$1,403 Return, found 1 day ago
HK$1,403
Return
found 1 day ago
Select Air Cambodia flight, departing Wed, 5 Nov from Sihanoukville to Siem Reap, returning Thu, 6 Nov, priced at HK$1,403 found 1 day ago
Vietjet Air
Tue, 14 Oct - Tue, 21 Oct
HAN
Hanoi
SAI
Siem Reap
HK$1,553 Return, found 4 days ago
HK$1,553
Return
found 4 days ago
Select Vietjet Air flight, departing Tue, 14 Oct from Hanoi to Siem Reap, returning Tue, 21 Oct, priced at HK$1,553 found 4 days ago
Thai AirAsia
Thu, 29 Jan - Mon, 2 Feb
DMK
Bangkok
SAI
Siem Reap
HK$1,568 Return, found 4 days ago
HK$1,568
Return
found 4 days ago
Select Thai AirAsia flight, departing Thu, 29 Jan from Bangkok to Siem Reap, returning Mon, 2 Feb, priced at HK$1,568 found 4 days ago
Vietnam Airlines
Sat, 13 Dec - Thu, 18 Dec
HAN
Hanoi
SAI
Siem Reap
HK$1,639 Return, found 22 hours ago
HK$1,639
Return
found 22 hours ago
Select Vietnam Airlines flight, departing Sat, 13 Dec from Hanoi to Siem Reap, returning Thu, 18 Dec, priced at HK$1,639 found 22 hours ago
Vietnam Airlines
Mon, 6 Oct - Wed, 8 Oct
SGN
Ho Chi Minh City
SAI
Siem Reap
HK$1,785 Return, found 2 days ago
HK$1,785
Return
found 2 days ago
Select Vietnam Airlines flight, departing Mon, 6 Oct from Ho Chi Minh City to Siem Reap, returning Wed, 8 Oct, priced at HK$1,785 found 2 days ago
Thai Airways International
Mon, 26 Jan - Tue, 3 Feb
BKK
Bangkok
SAI
Siem Reap
HK$1,799 Return, found 4 days ago
HK$1,799
Return
found 4 days ago
Select Thai Airways International flight, departing Mon, 26 Jan from Bangkok to Siem Reap, returning Tue, 3 Feb, priced at HK$1,799 found 4 days ago
Singapore Airlines
Tue, 20 Jan - Tue, 27 Jan
SIN
Singapore
SAI
Siem Reap
HK$2,004 Return, found 3 days ago
HK$2,004
Return
found 3 days ago
Select Singapore Airlines flight, departing Tue, 20 Jan from Singapore to Siem Reap, returning Tue, 27 Jan, priced at HK$2,004 found 3 days ago
Vietnam Airlines
Sat, 1 Nov - Sat, 8 Nov
HKG
Hong Kong SAR
SAI
Siem Reap
HK$2,235 Return, found 2 days ago
HK$2,235
Return
found 2 days ago
Select Vietnam Airlines flight, departing Sat, 1 Nov from Hong Kong SAR to Siem Reap, returning Sat, 8 Nov, priced at HK$2,235 found 2 days ago
Thai AirAsia X
Fri, 16 Jan - Tue, 20 Jan
ICN
Seoul
SAI
Siem Reap
HK$2,465 Return, found 14 hours ago
HK$2,465
Return
found 14 hours ago
Select Thai AirAsia X flight, departing Fri, 16 Jan from Seoul to Siem Reap, returning Tue, 20 Jan, priced at HK$2,465 found 14 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
Sat, 1 Nov - Sat, 8 Nov
HKG
Hong Kong SAR
SAI
Siem Reap
HK$2,235 Return, found 2 days ago
HK$2,235
Return
found 2 days ago
Select Vietnam Airlines flight, departing Sat, 1 Nov from Hong Kong SAR to Siem Reap, returning Sat, 8 Nov, priced at HK$2,235 found 2 days ago

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$1,249.
How much is a flight to Siem Reap?
One-way flights leaving Bangkok (DMK) sold for as low as HK$648 in the last seven days. During this period, the price of a return journey to Siem Reap ranged between HK$1,249 and HK$2,465. 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$1,249 to HK$2,465 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.

Book with confidence

Book with confidence

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.

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to Expedia members.