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Cheap flights from Phnom Penh to Singapore from $146

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — SIN
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Phnom Penh Pochentong to Singapore Changi are usually found in January or February, booked 72 days in advance, depart on a Monday or Thursday and return on a Saturday

Cheap flight deals from Phnom Penh to Singapore

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

Round-trip from

$291

One-way from

$146

Popular in

April

Cheapest in

January

Average price

$377

Good round-trip deal

$1,396 or less

Good one-way deal

$660 or less
Singapore Airlines
  • Singapore Airlines
  • 13/5-16/5
  • Nonstop
  • 4h 15m total
  • Phnom Penh to Singapore
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Emirates
  • Emirates
  • 17/6
  • Nonstop
  • 2h 00m total
  • Phnom Penh to Singapore
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($31 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Phnom Penh Pochentong to Singapore Changi.
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Price to beat on a one-way flight from Phnom Penh Pochentong to Singapore Changi.
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Find flight deals from Phnom Penh to Singapore

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

Tue 13/518:55PNH - SIN
Nonstop2h 05mSingapore Airlines
Fri 16/512:00SIN - PNH
Nonstop2h 10mSingapore Airlines
Deal found 14/4$291
Sun 15/620:50PNH - SIN
Nonstop2h 00mEmirates
Fri 20/615:35SIN - PNH
Nonstop2h 00mEmirates
Deal found 13/4$298
Fri 30/520:50PNH - SIN
Nonstop2h 00mMultiple Airlines
Fri 6/607:55SIN - PNH
1 stop10h 30mMultiple Airlines
Deal found 15/4$340
Thu 1/518:20PNH - SIN
1 stop13h 45mMalaysia Airlines
Mon 5/513:40SIN - PNH
1 stop4h 45mMalaysia Airlines
Deal found 14/4$388
Sun 15/617:45PNH - SIN
2 stops17h 10mVietnam Airlines
Wed 18/618:25SIN - PNH
1 stop23h 30mVietnam Airlines
Deal found 13/4$627
Sat 14/601:15PNH - SIN
1 stop16h 40mPhilippine Airlines
Fri 20/620:00SIN - PNH
1 stop29h 15mPhilippine Airlines
Deal found 13/4$1,070
Mon 16/623:55PNH - SIN
1 stop20h 35mAsiana Airlines
Tue 17/602:25SIN - PNH
1 stop21h 30mAsiana Airlines
Deal found 13/4$1,623
Wed 30/400:10PNH - SIN
1 stop19h 00mChina Eastern
Sun 4/502:30SIN - PNH
1 stop10h 05mChina Eastern
Deal found 14/4$1,650
Thu 1/515:35PNH - SIN
2 stops34h 40mChina Southern
Sun 4/503:55SIN - PNH
1 stop21h 15mChina Southern
Deal found 14/4$4,563
Thu 24/411:25PNH - SIN
1 stop8h 10mCathay Pacific
Sun 27/409:45SIN - PNH
1 stop8h 35mCathay Pacific
Deal found 15/4$6,107

Cheapflights Fare Finder

Customise your flight search to find flights from Phnom Penh to Singapore 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 April 2025.
Use the filters below to find and compare flights from Phnom Penh to Singapore that are best for you.

Fly from

Phnom Penh

Fly to

Singapore

Route

Depart

Return

Price

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Tue 13/5

18:55-22:00

Nonstop2h 05m

Singapore Changi

Fri 16/5

12:00-13:10

Nonstop2h 10m

$291

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Sun 15/6

20:50-23:50

Nonstop2h 00m

Singapore Changi

Fri 20/6

15:35-16:35

Nonstop2h 00m

$298

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Fri 30/5

20:50-23:50

Nonstop2h 00m

Singapore Changi

Fri 6/6

07:55-17:25

1 stop10h 30m

$340

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Thu 1/5

18:20-09:05

1 stop13h 45m

Singapore Changi

Mon 5/5

13:40-17:25

1 stop4h 45m

$388

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Sun 15/6

14:10-17:25

1 stop26h 15m

Singapore Changi

Fri 20/6

13:05-13:00

2 stops24h 55m

$627

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Sat 14/6

01:15-18:55

1 stop16h 40m

Singapore Changi

Thu 19/6

14:35-00:15

1 stop10h 40m

$1,070

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 16/6

23:55-21:30

1 stop20h 35m

Singapore Changi

Tue 17/6

02:25-22:55

1 stop21h 30m

$1,623

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Wed 30/4

00:10-20:10

1 stop19h 00m

Singapore Changi

Sun 4/5

02:30-11:35

1 stop10h 05m

$1,650

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Thu 1/5

15:35-03:15

2 stops34h 40m

Singapore Changi

Sun 4/5

03:55-00:10

1 stop21h 15m

$4,563

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Tue 17/6

20:50-23:50

Nonstop2h 00m

$146

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 14 results
1
2

Best time to book a flight from Phnom Penh to Singapore

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

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

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

The price you pay for your flight from Phnom Penh to Singapore may vary depending on when you book. For the best chance of a lower fare, look to book 72 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 Phnom Penh to Singapore?

Currently, May is the cheapest month in which you can book a flight from Phnom Penh to Singapore (average of $355). Flying from Phnom Penh to Singapore in December is currently the most expensive (average of $752). 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 PNH to SIN?

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

When flying from Phnom Penh to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 61% versus a flight in the afternoon.

What is the cheapest day to fly from Phnom Penh to Singapore?

Use this chart to determine the cheapest time to fly return from Phnom Penh to Singapore. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Phnom Penh to Singapore flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phnom Penh to Singapore

Explore weekly flight availability from Phnom Penh to Singapore. 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 April 2025.

The most flights from PNH to SIN are scheduled on a Tuesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 15 April 2025.
To help decide which airline to fly from Phnom Penh to Singapore, see what other customers have to say about Asiana Airlines, Singapore Airlines and Emirates. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very Good
438 reviews
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Singapore Airlines
8.1
Very Good
1,288 reviews
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Emirates
8.0
Very Good
3,196 reviews
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Vietnam Airlines
7.6
Good
194 reviews
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
China Southern
7.5
Good
94 reviews
Asiana Airlines
8.2
Very Good
438 reviews
Check prices

Food

8.0

Boarding

8.3

Overall

8.2

Comfort

8.0

Entertainment

7.7

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to Singapore. 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 Phnom Penh to Singapore?

    To fly from Phnom Penh to Singapore, you need to book a flight from Pochentong (PNH) to Changi (SIN). Nonstop flights to Singapore Changi from Phnom Penh Pochentong take 2h 00m on average. When it comes time to book airfare, you have a few options: there are 17 outbound flights from Pochentong to Changi offered by 2 different airlines.

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

    Flights from Phnom Penh Pochentong to Singapore Changi have been viewed 393 times in the past calendar month.

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

    According to our current data, Singapore Airlines ($291), Emirates ($298), and Malaysia Airlines ($388) offers the cheapest pricing from Phnom Penh to Singapore. Singapore Airlines is currently priced 9% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Emirates, with whom users have recently found tickets for as low as $146. However, be on the lookout for offers from Malaysia Airlines and Vietnam Airlines, as they are both options that can get you from Phnom Penh to Singapore for a low price.

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

    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 Phnom Penh to Singapore on time: Cambodia Airways (100%), Emirates (98%), ANA (90%).

  • What are the cheapest flights from Phnom Penh to Singapore?

    Looking for the cheapest flight from Phnom Penh to Singapore? While on average our users pay $2,791, our data indicates the cheapest price to be $299. The most popular route (Phnom Penh Pochentong - Singapore Changi), is priced around $219.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Phnom Penh to Singapore (average of $355). Flying from Phnom Penh to Singapore in December is currently the most expensive (average of $752). 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

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

Top 2 airlines flying from Phnom Penh to Singapore

Discover the top 2 airlines that operate flights from Phnom Penh to Singapore. 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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$279Average$307FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Singapore AirlinesCheapest$333Average$383FlexibilityNo cancel feeOn-time81%
Search Singapore 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 Phnom Penh to Singapore?

Cheapflights helps you search for flights from Phnom Penh to Singapore 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 Phnom Penh to Singapore?

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 Phnom Penh to Singapore.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Phnom Penh to Singapore, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Phnom Penh to Singapore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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