Cheap Flights to Siem Reap from NT$3,168

View NT$3,168 flight on Thu, 2026/5/7Opens in a new window

Popular airlines to Siem Reap

  • Singapore Airlines

  • Vietnam Airlines

  • Bangkok Airways

  • Emirates

  • Qatar Airways

  • Vietjet Air

  • Lufthansa

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 45% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Siem Reap?

Prices were available within the past 7 days and start at NT$3,168 for one-way flights and NT$7,155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Tue, May 5 - Tue, May 12
DMK
Bangkok
SAI
Siem Reap
NT$7,155 Roundtrip, found 2 days ago
NT$7,155
Roundtrip
found 2 days ago
Select Thai AirAsia flight, departing Tue, May 5 from Bangkok to Siem Reap, returning Tue, May 12, priced at NT$7,155 found 2 days ago
Thai AirAsia
Thu, May 21 - Mon, May 25
DMK
Bangkok
SAI
Siem Reap
NT$7,230 Roundtrip, found 12 hours ago
NT$7,230
Roundtrip
found 12 hours ago
Select Thai AirAsia flight, departing Thu, May 21 from Bangkok to Siem Reap, returning Mon, May 25, priced at NT$7,230 found 12 hours ago
Vietjet Air
Tue, Sep 8 - Wed, Sep 16
HAN
Hanoi
SAI
Siem Reap
NT$7,782 Roundtrip, found 5 hours ago
NT$7,782
Roundtrip
found 5 hours ago
Select Vietjet Air flight, departing Tue, Sep 8 from Hanoi to Siem Reap, returning Wed, Sep 16, priced at NT$7,782 found 5 hours ago
Emirates
Thu, May 21 - Sat, May 30
BKK
Bangkok
SAI
Siem Reap
NT$7,983 Roundtrip, found 1 day ago
NT$7,983
Roundtrip
found 1 day ago
Select Emirates flight, departing Thu, May 21 from Bangkok to Siem Reap, returning Sat, May 30, priced at NT$7,983 found 1 day ago
Vietnam Airlines
Tue, Apr 14 - Sat, Apr 18
HAN
Hanoi
SAI
Siem Reap
NT$8,022 Roundtrip, found 2 days ago
NT$8,022
Roundtrip
found 2 days ago
Select Vietnam Airlines flight, departing Tue, Apr 14 from Hanoi to Siem Reap, returning Sat, Apr 18, priced at NT$8,022 found 2 days ago
Air Cambodia
Tue, May 19 - Wed, May 20
KTI
Phnom Penh
SAI
Siem Reap
NT$8,999 Roundtrip, found 1 day ago
NT$8,999
Roundtrip
found 1 day ago
Select Air Cambodia flight, departing Tue, May 19 from Phnom Penh to Siem Reap, returning Wed, May 20, priced at NT$8,999 found 1 day ago
Air Cambodia
Tue, May 19 - Fri, May 29
SGN
Ho Chi Minh City
SAI
Siem Reap
NT$9,077 Roundtrip, found 1 day ago
NT$9,077
Roundtrip
found 1 day ago
Select Air Cambodia flight, departing Tue, May 19 from Ho Chi Minh City to Siem Reap, returning Fri, May 29, priced at NT$9,077 found 1 day ago
FlexFlight
Tue, Sep 8 - Wed, Sep 16
HAN
Hanoi
SAI
Siem Reap
NT$9,159 Roundtrip, found 5 hours ago
NT$9,159
Roundtrip
found 5 hours ago
Select FlexFlight flight, departing Tue, Sep 8 from Hanoi to Siem Reap, returning Wed, Sep 16, priced at NT$9,159 found 5 hours ago
Hahn Air Systems
Tue, Sep 8 - Wed, Sep 16
HAN
Hanoi
SAI
Siem Reap
NT$9,223 Roundtrip, found 5 hours ago
NT$9,223
Roundtrip
found 5 hours ago
Select Hahn Air Systems flight, departing Tue, Sep 8 from Hanoi to Siem Reap, returning Wed, Sep 16, priced at NT$9,223 found 5 hours ago
Vietnam Airlines
Thu, May 28 - Sun, Jun 7
KHH
Kaohsiung
SAI
Siem Reap
NT$10,721 Roundtrip, found 2 days ago
NT$10,721
Roundtrip
found 2 days ago
Select Vietnam Airlines flight, departing Thu, May 28 from Kaohsiung to Siem Reap, returning Sun, Jun 7, priced at NT$10,721 found 2 days ago

Trending flights to Siem Reap

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

Vietnam Airlines
Thu, May 28 - Sun, Jun 7
KHH
Kaohsiung
SAI
Siem Reap
NT$10,721 Roundtrip, found 2 days ago
NT$10,721
Roundtrip
found 2 days ago
Select Vietnam Airlines flight, departing Thu, May 28 from Kaohsiung to Siem Reap, returning Sun, Jun 7, priced at NT$10,721 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 NT$7,155.
How much is a flight to Siem Reap?
One-way flights leaving Bangkok (DMK) sold for as low as NT$3,168 in the last seven days. During this period, the price of a return journey to Siem Reap ranged between NT$7,155 and NT$10,721. 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 NT$7,155 to NT$10,721 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 75ºF to 90ºF 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.

Explore a world of travel with Expedia

*Available to Expedia members.