Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Siem Reap, Cambodia

SIN — SAI
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Singapore to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Siem Reap (SAI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Popular in

July

Cheapest in

February

Average price

C$ 396
Highest demand for flights based on searches. 4% potential increase in price (C$ 22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Best time to book a flight from Singapore to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Singapore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Siem Reap

How far ahead should I book a flight from Singapore to Siem Reap?

Use this chart to determine the optimal time to book a round-trip flight from Singapore to Siem Reap. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Singapore to Siem Reap, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from SIN to SAI?

Find hourly flight availability from Singapore to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

It’s typically best to fly out from Singapore to Siem Reap in the morning. Doing so could potentially save you 4% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated 11 September 2025.
Read through reviews of airlines operating flights from Singapore to Siem Reap, such as Singapore Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,365 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very good
1,365 reviews
Singapore Airlines
8.1
Very good
1,365 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Comfort

8.0

Food

7.7

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Singapore to Siem Reap flight route?

    Flights from Singapore Changi to Siem Reap–Angkor Intl have been viewed 4 times in the past calendar month.

  • What is the cheapest airline to fly from Singapore to Siem Reap round-trip?

    According to our current data, Singapore Airlines (C$ 315), offers the cheapest pricing from Singapore to Siem Reap. This flight start at 16% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Singapore to Siem Reap?

    No one likes to see their flight delayed. When booking a flight from Singapore to Siem Reap consider choosing United Airlines (97%), Air India (97%) or Virgin Australia (97%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Singapore to Siem Reap that include hotel bookings?

    Yes. In addition to deals on Singapore to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Siem Reap.

  • Can I find deals for business class flights from Singapore to Siem Reap?

    Yes. Cheapflights offers flight deals from Singapore to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Singapore to Siem Reap

Discover the top airline that operate flights from Singapore to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestC$ 315AverageC$ 353FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Siem Reap?

Cheapflights helps you search for flights from Singapore to Siem Reap via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Siem Reap?

Cheapflights helps you find that perfect flight to Siem Reap from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Singapore to Siem Reap with no change fees?

Certainly. Search results for flights to Siem Reap from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Singapore to Siem Reap become cheaper?

Yes, Cheapflights offers price alerts on Singapore to Siem Reap flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.