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Cheap flights from Singapore to Siem Reap, Cambodia from S$ 154

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20-8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SAI
18 Jul — 25 Jul1
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
Explore the most affordable flight options available from Singapore to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Thu 24-914:55
SIN
-
SAI
1 stop28h 10m
VietJet Air
Tue 29-919:05
SAI
-
SIN
1 stop17h 50m
VietJet Air
Deal found 17-6S$ 273
Thu 23-708:25
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Sun 26-710:30
SAI
-
SIN
Nonstop2h 25m
Singapore Airlines
Deal found 15-6S$ 297
Fri 13-1114:40
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Wed 18-1110:45
SAI
-
SIN
Nonstop2h 30m
Singapore Airlines
Deal found 14-6S$ 307
Thu 20-808:25
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Sun 23-810:30
SAI
-
SIN
Nonstop2h 25m
Singapore Airlines
Deal found 13-6S$ 308
Tue 16-608:25
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Fri 19-616:00
SAI
-
SIN
Nonstop2h 25m
Singapore Airlines
Deal found 14-6S$ 324
Tue 23-608:25
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Fri 26-616:00
SAI
-
SIN
Nonstop2h 25m
Singapore Airlines
Deal found 15-6S$ 329
Mon 30-1114:40
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Thu 17-1210:45
SAI
-
SIN
Nonstop2h 30m
Singapore Airlines
Deal found 15-6S$ 332
Thu 31-1208:40
SIN
-
SAI
Nonstop2h 10m
Singapore Airlines
Sun 3-110:45
SAI
-
SIN
Nonstop2h 30m
Singapore Airlines
Deal found 15-6S$ 334
Thu 26-1114:40
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Sat 28-1110:45
SAI
-
SIN
Nonstop2h 30m
Singapore Airlines
Deal found 15-6S$ 336
Mon 5-1008:25
SIN
-
SAI
Nonstop2h 15m
Singapore Airlines
Wed 7-1010:30
SAI
-
SIN
Nonstop2h 25m
Singapore Airlines
Deal found 14-6S$ 343

Find flight deals from Singapore to Siem Reap

Keep the following information in mind while searching for Singapore to Siem Reap flight deals. Data was last updated 18 June 2026.

Round-trip from

S$ 273

One-way from

S$ 154

Popular in

February

Cheapest in

September

Average price

S$ 354
VietJet Air
  • VietJet Air
  • 24-9-29-9
  • 2 total stops
  • 46h 00m total
  • Singapore to Siem Reap
Search Deals
VietJet Air
  • VietJet Air
  • 20-8
  • 1 total stop
  • 28h 10m total
  • Singapore to Siem Reap
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (S$ 47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from Singapore to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Thu 23-7

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Sun 26-7

10:30-13:55

Nonstop2h 25m

S$ 309

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Thu 20-8

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Mon 24-8

10:30-13:55

Nonstop2h 25m

S$ 309

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 21-8

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Sun 30-8

16:00-19:25

Nonstop2h 25m

S$ 309

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Thu 16-7

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Sun 19-7

16:00-19:25

Nonstop2h 25m

S$ 375

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 10-7

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Mon 13-7

10:30-13:55

Nonstop2h 25m

S$ 415

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 10-7

13:10-18:20

1 stop6h 10m

Siem Reap–Angkor Intl

Mon 13-7

19:40-20:00

1 stop23h 20m

S$ 431

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Sat 11-7

08:25-09:40

Nonstop2h 15m

Siem Reap–Angkor Intl

Mon 13-7

10:30-13:55

Nonstop2h 25m

S$ 457

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Thu 26-11

16:20-16:10

2 stops24h 50m

Siem Reap–Angkor Intl

Sat 28-11

17:05-12:25

2 stops18h 20m

S$ 461

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Fri 17-7

13:50-15:10

Nonstop2h 20m

Siem Reap–Angkor Intl

Mon 20-7

10:30-13:55

Nonstop2h 25m

S$ 463
Cheapest one-way

SingaporeSiem Reap

SIN - SAI

SINSAI

Singapore Changi

Sat 18-7

21:20-09:15

1 stop12h 55m

S$ 213

Flights are sorted by cheapest return flights first.

Deals found on 16-6

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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
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

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

Currently, December is the cheapest month in which you can book a flight from Singapore to Siem Reap (average of S$ 189). Flying from Singapore to Siem Reap in June is currently the most expensive (average of S$ 311). 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 SG 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 18 June 2026.

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.

Weekly flight availability from Singapore to Siem Reap

Explore weekly flight availability from Singapore to Siem Reap. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 18 June 2026.

The most flights from SG0 to SAI are scheduled on a Wednesday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Singapore to Siem Reap delayed?

About 9% of weekly flights between Singapore and Siem Reap have experienced delays in the past year, with the average delay time being 84 minutes.

What is the most punctual flight time for Singapore to Siem Reap flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Singapore to Siem Reap flights?

Over the past year, Singapore Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

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 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 18 June 2026.
Read through reviews of airlines operating flights from Singapore to Siem Reap, such as Singapore Airlines and Vietnam Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,545 reviews
Check prices

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Singapore Airlines
8.2
Very Good
1,545 reviews
Singapore Airlines
8.2
Very Good
1,545 reviews
Check prices

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Vietnam Airlines
7.7
Good
272 reviews
Singapore Airlines
8.2
Very Good
1,545 reviews
Check prices

Comfort

8.0

Food

7.8

Overall

8.2

Entertainment

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

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.

  • What airport do you fly into for flights to Siem Reap from Singapore?

    Most people fly into Siem Reap–Angkor Intl (SAI) if they book a flight to Siem Reap from Singapore. Siem Reap–Angkor Intl is conveniently located just 39.7 km from Siem Reap’s city centre.

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

    The Singapore to Siem Reap–Angkor Intl flight path was viewed by 180 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Singapore to Siem Reap can take about 2h 15m. Singapore Airlines provides one of the quickest options available for as low as S$ 309. The distance from Singapore to Siem Reap is about 1336 km. Most flights are nonstop.

  • 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(100%), SWISS(98%) or Lufthansa(98%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Singapore to Siem Reap?

    Looking at all options, your cheapest flight can be booked for S$ 327. While the most popular route (Singapore Changi - Siem Reap–Angkor Intl) can be booked for S$ 273 on average, our data indicates S$ 356 when flying from Singapore to Siem Reap.

  • 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, December is the cheapest month in which you can book a flight from Singapore to Siem Reap (average of S$ 189). Flying from Singapore to Siem Reap in June is currently the most expensive (average of S$ 311). 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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Alternative routes for Singapore to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Siem Reap flights

Top 2 airlines flying from Singapore to Siem Reap

Discover the top 2 airlines 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 200,618 searches. Data last updated 18 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestS$ 298AverageS$ 392FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Vietnam AirlinesCheapestS$ 325AverageS$ 345FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Siem Reap from Singapore today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Singapore to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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 has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Siem Reap from Singapore today and book when prices fit your budget.

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