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Cheap flights from Singapore to Siem Reap, Cambodia from $219

SIN — SAI
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Siem Reap

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Siem Reap

Wed 7/1013:50 -
Nonstop2h 20m
Mon 12/1010:30 -
Nonstop2h 25m
Deal found 21/8$277
Fri 11/913:50 -
Nonstop2h 20m
Mon 14/910:30 -
Nonstop2h 25m
Deal found 21/8$278
Sat 19/1214:40 -
Nonstop2h 20m
Sun 27/1210:45 -
Nonstop2h 30m
Deal found 20/8$300
Tue 25/808:25 -
Nonstop2h 15m
Fri 28/810:30 -
Nonstop2h 25m
Deal found 20/8$353
Tue 22/1208:40 -
Nonstop2h 15m
Sun 27/1210:45 -
Nonstop2h 30m
Deal found 19/8$377
Wed 30/1214:40 -
Nonstop2h 20m
Sun 3/110:45 -
Nonstop2h 30m
Deal found 21/8$380
Sat 28/1114:40 -
Nonstop2h 20m
Fri 4/1210:45 -
Nonstop2h 30m
Deal found 20/8$381
Tue 8/914:55 -
1 stop28h 10m
Sat 19/919:05 -
1 stop17h 50m
Deal found 22/8$384
Tue 8/914:55 -
1 stop28h 10m
Wed 16/919:05 -
1 stop17h 50m
Deal found 22/8$391
Thu 10/914:55 -
1 stop28h 10m
Sat 19/919:05 -
1 stop17h 50m
Deal found 22/8$400
Thu 10/914:55 -
1 stop28h 10m
Wed 16/919:05 -
1 stop17h 50m
Deal found 22/8$408

Find flight deals from Singapore to Siem Reap

Round-trip from

$275

One-way from

$219

Popular in

February

Cheapest in

August

Average price

$374
Singapore Airlines
  • Singapore Airlines
  • 11/1-5/3
  • Nonstop
  • 4h 50m total
  • Singapore to Siem Reap
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Vietnam Airlines
  • Vietnam Airlines
  • 29/8
  • 1 total stop
  • 22h 20m total
  • Singapore to Siem Reap
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Singapore to Siem Reap that are best for you.

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Route

Depart

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Price

Cheapest return flight

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Fri 11/9

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Wed 16/9

10:30-13:55

Nonstop2h 25m

$278

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Fri 11/9

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Mon 14/9

10:30-13:55

Nonstop2h 25m

$278

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Tue 22/12

08:40-09:55

Nonstop2h 15m

Siem Reap–Angkor Intl

Sun 27/12

10:45-14:15

Nonstop2h 30m

$379

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Sat 28/11

14:40-16:00

Nonstop2h 20m

Siem Reap–Angkor Intl

Fri 4/12

10:45-14:15

Nonstop2h 30m

$381

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Thu 17/9

13:10-13:15

1 stop25h 05m

Siem Reap–Angkor Intl

Mon 21/9

15:00-12:10

1 stop20h 10m

$413
Fastest return journey

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Thu 17/9

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Mon 21/9

10:30-13:55

Nonstop2h 25m

$426

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Wed 9/9

18:25-18:20

1 stop24h 55m

Siem Reap–Angkor Intl

Sat 19/9

19:10-17:25

1 stop21h 15m

$433

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Thu 1/10

13:10-18:20

1 stop6h 10m

Siem Reap–Angkor Intl

Sat 3/10

19:10-12:10

1 stop16h 00m

$443

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Mon 15/2

14:55-18:05

1 stop28h 10m

Siem Reap–Angkor Intl

Tue 23/2

19:05-13:55

1 stop17h 50m

$447

SingaporeSiem Reap

SIN Singapore Changi - SAI Siem Reap–Angkor Intl

SINSAI

Singapore Changi

Sun 14/2

14:40-16:00

Nonstop2h 20m

Siem Reap–Angkor Intl

Thu 25/2

10:45-14:15

Nonstop2h 30m

$535

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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 return price

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?

The price you pay for your flight from Singapore to Siem Reap may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Singapore to Siem Reap?

Currently, August is the cheapest month in which you can book a flight from Singapore to Siem Reap (average of $374). Flying from Singapore to Siem Reap in February is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Siem Reap as you normally would.

How much does it cost for a return flight from Singapore to Siem Reap?

Airfare is below average for this route at the moment.

Singapore to Siem Reap flights typically cost between $346 and $501 in January.
The cheapest return price found within the last 5 days was $275 on Singapore Airlines (11 Jan–5 Mar).

Related info for your journey

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

    Flights from Singapore Changi to Siem Reap–Angkor Intl have been viewed 1 times in the past calendar month.

  • How long is the flight from Singapore to Siem Reap?

    Airlines like Singapore Airlines fly from Singapore to Siem Reap in about 2h 20m. The time it takes to get you to your destination is usually consistent. Singapore and Siem Reap are separated by a distance of 1336 km. Most flights are nonstop.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Singapore to Siem Reap on time: SWISS (92%), Lufthansa (92%), United Airlines (91%).

  • 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 holiday 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.

  • What is the cheapest month to book a flight from Singapore to Siem Reap?

    Currently, August is the cheapest month in which you can book a flight from Singapore to Siem Reap (average of $374). Flying from Singapore to Siem Reap in February is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Siem Reap. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to Siem Reap.

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.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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