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Cheap flights from Singapore to Phnom Penh from $152

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PNH
20 Jul — 27 Jul1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Phnom Penh Pochentong are usually found in September or December, booked 56 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Singapore to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Phnom Penh (PNH). 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 15 July 2025.

Round-trip from

$277

One-way from

$152

Popular in

March

Cheapest in

September

Average price

$287
Singapore Airlines
  • Singapore Airlines
  • 11/8-18/8
  • Nonstop
  • 4h 15m total
  • Singapore to Phnom Penh
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Malaysia Airlines
  • Malaysia Airlines
  • 19/8
  • 1 total stop
  • 12h 05m total
  • Singapore to Phnom Penh
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. return price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Singapore to Phnom Penh

Cheapest flights from Singapore to Phnom Penh
Explore the most affordable flight options available from Singapore to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Mon 11/812:00SIN - PNH
Nonstop2h 10mSingapore Airlines
Mon 18/818:55PNH - SIN
Nonstop2h 05mSingapore Airlines
Deal found 14/7$277
Thu 18/1206:00SIN - PNH
1 stop4h 50mMalaysia Airlines
Sun 4/118:30PNH - SIN
1 stop5h 00mMalaysia Airlines
Deal found 13/7$279
Thu 18/1215:30SIN - PNH
Nonstop2h 05mEmirates
Mon 5/120:35PNH - SIN
Nonstop2h 00mEmirates
Deal found 13/7$305
Fri 3/1004:50SIN - PNH
1 stop8h 00mMultiple Airlines
Sun 5/1020:50PNH - SIN
Nonstop2h 00mMultiple Airlines
Deal found 14/7$314
Fri 29/813:05SIN - PNH
1 stop7h 55mVietnam Airlines
Fri 5/917:45PNH - SIN
2 stops17h 10mVietnam Airlines
Deal found 15/7$404
Tue 26/802:30SIN - PNH
1 stop10h 05mChina Eastern
Wed 3/912:40PNH - SIN
2 stops36h 20mChina Eastern
Deal found 13/7$884
Fri 12/1200:40SIN - PNH
1 stop24h 35mPhilippine Airlines
Fri 19/1201:15PNH - SIN
1 stop21h 25mPhilippine Airlines
Deal found 14/7$1,172
Fri 12/1202:30SIN - PNH
1 stop21h 25mAsiana Airlines
Sun 21/1223:55PNH - SIN
1 stop21h 00mAsiana Airlines
Deal found 14/7$2,070

Cheapflights Fare Finder

Customise your flight search to find flights from Singapore to Phnom Penh 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 647,157 searches. Data last updated 15 July 2025.
Use the filters below to find and compare flights from Singapore to Phnom Penh that are best for you.

Fly from

Singapore

Fly to

Phnom Penh

Route

Depart

Return

Price

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Mon 11/8

12:00-13:10

Nonstop2h 10m

Phnom Penh Pochentong

Mon 18/8

18:55-22:00

Nonstop2h 05m

$277

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 18/12

06:00-17:30

1 stop12h 30m

Phnom Penh Pochentong

Fri 2/1

18:30-00:30

1 stop5h 00m

$279

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 18/12

15:30-16:35

Nonstop2h 05m

Phnom Penh Pochentong

Mon 5/1

20:35-23:35

Nonstop2h 00m

$305

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 3/10

04:50-11:50

1 stop8h 00m

Phnom Penh Pochentong

Sun 5/10

20:50-23:50

Nonstop2h 00m

$314

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 29/8

13:05-20:00

1 stop7h 55m

Phnom Penh Pochentong

Fri 5/9

17:45-11:55

2 stops17h 10m

$404

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 26/8

02:30-11:35

1 stop10h 05m

Phnom Penh Pochentong

Wed 3/9

12:40-02:00

2 stops36h 20m

$884

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 12/12

00:40-00:15

1 stop24h 35m

Phnom Penh Pochentong

Fri 19/12

01:15-23:40

1 stop21h 25m

$1,172

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 12/12

02:30-22:55

1 stop21h 25m

Phnom Penh Pochentong

Sun 21/12

23:55-21:55

1 stop21h 00m

$2,070

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 28/8

03:55-00:10

1 stop21h 15m

Phnom Penh Pochentong

Fri 5/9

08:00-03:15

2 stops18h 15m

$4,252

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 19/8

06:20-17:25

1 stop12h 05m

$152

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 15 results
1
2

Best time to book a flight from Singapore to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh 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 Phnom Penh

How far ahead should I book a flight from Singapore to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Singapore to Phnom Penh. Price data was last updated on 11 July 2025.

To ensure you get the cheapest price possible for a flight from Singapore to Phnom Penh, you should look to book at least 56 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 month to book a flight from Singapore to Phnom Penh?

Currently, February is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of $524). Flying from Singapore to Phnom Penh in December is currently the most expensive (average of $1,054). 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 PNH?

Find hourly flight availability from Singapore to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 11% on flights from Singapore to Phnom Penh by exploring options for tickets at midday.

Weekly flight availability from Singapore to Phnom Penh

Explore weekly flight availability from Singapore to Phnom Penh. 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 15 July 2025.

The most flights from SIN to PNH are scheduled on a Tuesday (19 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated 15 July 2025.
See what other customers who have flown with Asiana Airlines, Emirates, andSingapore Airlines from Singapore to Phnom Penh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Asiana Airlines
8.2
Very Good
455 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Emirates
8.1
Very Good
3,288 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Singapore Airlines
8.1
Very Good
1,326 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
China Southern
7.6
Good
103 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Vietnam Airlines
7.5
Good
195 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Comfort

8.1

Overall

8.2

Crew

8.5

Food

8.0

Boarding

8.4

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,July 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob

Related info for your journey

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

  • What airports do I use to fly from Singapore to Phnom Penh?

    Booking a flight from Singapore Changi (SIN) to Phnom Penh Pochentong (PNH) is your only option if you wish to fly from Singapore to Phnom Penh. On a typical day, there are 18 flights from Changi to Pochentong, all of which are around 1h 55m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Changi to Phnom Penh.

  • How popular is this Singapore to Phnom Penh flight route?

    Within the past month, 20 users have taken a look at flights from Singapore Changi to Phnom Penh Pochentong.

  • What are the cheapest airlines flying from Singapore to Phnom Penh round-trip?

    Currently priced at $277, Singapore Airlines will fly you from Singapore to Phnom Penh and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Malaysia Airlines and Emirates - these airlines can fly you to your destination from $279 and $305, respectively. Singapore Airlines is priced at 4% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Singapore to Phnom Penh one-way?

    The cheapest airline one-way is Malaysia Airlines, with whom users have recently found tickets for as low as $152. However, be on the lookout for offers from Emirates and Singapore Airlines, as they are both options that can get you from Singapore to Phnom Penh for a low price.

  • What are the most reliable airlines from Singapore to Phnom Penh?

    No one likes to see their flight delayed. When booking a flight from Singapore to Phnom Penh consider choosing Air Canada(94%), Air India(91%) or Virgin Australia(91%), as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Singapore to Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from Singapore to Phnom Penh?

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

  • Can I find deals for business class flights from Singapore to Phnom Penh?

    Yes. Cheapflights offers flight deals from Singapore to Phnom Penh 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 Phnom Penh?

    Currently, February is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of $524). Flying from Singapore to Phnom Penh in December is currently the most expensive (average of $1,054). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.
Phnom Penh car hire
Phnom Penh Pochentong Airport car hire
Siem Reap car hire

Top airline flying from Singapore to Phnom Penh

Discover the top airline that operate flights from Singapore to Phnom Penh. 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 647,157 searches. Data last updated 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$236Average$281FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Singapore to Phnom Penh?

When you search for this flight from Singapore to Phnom Penh, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Phnom Penh?

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 Phnom Penh.

Can Cheapflights find flights from Singapore to Phnom Penh with no change fees?

Yes, we can. To see specific flights from Singapore to Phnom Penh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Singapore to Phnom Penh become cheaper?

Of course! You can now track prices for flights from Singapore to Phnom Penh and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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