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Cheap flights from Siem Reap, Cambodia to Singapore from S$ 135

SAI — SIN
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Siem Reap to Singapore

Thu 3-1219:05 -
1 stop17h 50m
Fri 4-1218:25 -
1 stop27h 05m
Deal found 3-11S$ 373
Thu 10-1219:05 -
1 stop17h 50m
Sun 13-1221:30 -
1 stop12h 45m
Deal found 1-11S$ 386
Thu 10-1210:45 -
Nonstop2h 30m
Mon 14-1214:40 -
Nonstop2h 20m
Deal found 3-11S$ 391
Thu 10-1219:05 -
1 stop17h 50m
Mon 14-1213:15 -
1 stop5h 25m
Deal found 4-11S$ 392
Thu 10-1210:45 -
Nonstop2h 30m
Sun 13-1214:40 -
Nonstop2h 20m
Deal found 1-11S$ 396

Find flight deals from Siem Reap to Singapore

Round-trip from

S$ 373

One-way from

S$ 135

Popular in

November

Cheapest in

December

Average price

S$ 760
Vietnam Airlines
  • Vietnam Airlines
  • 3-12-4-12
  • 2 total stops
  • 44h 55m total
  • Siem Reap to Singapore
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VietJet Air
  • VietJet Air
  • 5-12-31-12
  • 1 total stop
  • 17h 50m total
  • Siem Reap to Singapore
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (S$ 13 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (S$ 27 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

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

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Cheapest return flight

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Sun 24-1

19:05-13:55

1 stop17h 50m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 184

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Tue 13-4

19:05-13:40

1 stop17h 35m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 193

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Fri 19-2

19:05-12:40

2 stops40h 35m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 258

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Thu 26-11

20:30-15:10

1 stop17h 40m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 259

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Mon 14-12

21:30-17:15

1 stop18h 45m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 263

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Sat 27-2

19:05-12:40

2 stops40h 35m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 266

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Mon 25-1

17:05-12:25

2 stops18h 20m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 286

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Sun 24-1

19:05-12:05

2 stops16h 00m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 290
Fastest return journey

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Thu 26-11

10:45-14:15

Nonstop2h 30m

Singapore Changi

Wed 31-12

00:00-23:30

Nonstop0h 00m

S$ 347

Siem ReapSingapore

SAI Siem Reap–Angkor Intl - SIN Singapore Changi

SAISIN

Siem Reap–Angkor Intl

Mon 25-1

19:05-13:55

1 stop17h 50m

Singapore Changi

Wed 10-2

07:55-14:50

1 stop7h 55m

S$ 386

Flights are sorted by cheapest return flights first.

Deals found on 5-11

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Siem Reap to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Siem Reap with our price prediction graph.
Estimated return price

Cheapflights Insights

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

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

Currently, December is the cheapest month in which you can book a flight from Siem Reap to Singapore (average of S$ 419). Flying from Siem Reap to Singapore in November is currently the most expensive (average of S$ 760). 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 SAI to SIN?

When flying from Siem Reap to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Siem Reap to Singapore flights typically cost between S$ 701 and S$ 954 in December.
The cheapest return price found within the last 5 days was S$ 373 on Multiple Airlines (3 Dec–4 Dec).

Related info for your journey

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

    Flights from Siem Reap–Angkor Intl to Singapore Changi have been viewed 6 times in the past calendar month.

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

    The top 3 most reliable airlines when flying from Siem Reap to Singapore are United Airlines (94%), Air India (89%) and Virgin Australia (89%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Siem Reap to Singapore 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 Siem Reap to Singapore?

    Currently, December is the cheapest month in which you can book a flight from Siem Reap to Singapore (average of S$ 419). Flying from Siem Reap to Singapore in November is currently the most expensive (average of S$ 760). 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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