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Cheap flights from Singapore to Phnom Penh from $148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Phnom Penh departing on 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Singapore to Phnom Penh (SIN-PNH)

Cheap return flights

Singapore Airlines Logo
16:30 - 17:40SIN-PNH
2h 10mdirect
Singapore Airlines Logo
09:35 - 12:40PNH-SIN
2h 05mdirect
$292Singapore Airlines
Find Deal
Tue, 2 Sep - Mon, 8 Sep
Singapore Airlines Logo
17:30 - 18:30SIN-PNH
2h 00mdirect
Singapore Airlines Logo
09:35 - 12:45PNH-SIN
2h 10mdirect
$312Singapore Airlines
Find Deal
Mon, 19 Jan - Mon, 2 Feb
Singapore Airlines Logo
16:30 - 17:40SIN-PNH
2h 10mdirect
Singapore Airlines Logo
09:35 - 12:40PNH-SIN
2h 05mdirect
$320Singapore Airlines
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Fri, 12 Sep - Tue, 16 Sep
Logo
07:55 - 19:15SIN-PNH
12h 20m1 stop
Logo
13:50 - 00:05PNH-SIN
9h 15m1 stop
$452
Find Deal
Thu, 2 Oct - Thu, 9 Oct
Logo
04:50 - 16:30SIN-PNH
12h 40m1 stop
Logo
14:05 - 17:10PNH-SIN
2h 05mdirect
$463
Find Deal
Thu, 2 Oct - Thu, 9 Oct
Vietnam Airlines Logo
13:05 - 13:00SIN-PNH
24h 55m2 stops
Vietnam Airlines Logo
17:45 - 11:55PNH-SIN
17h 10m2 stops
$639Vietnam Airlines
Find Deal
Fri, 29 Aug - Mon, 1 Sep
Vietnam Airlines Logo
21:00 - 13:00SIN-PNH
17h 00m3 stops
Vietnam Airlines Logo
14:10 - 20:00PNH-SIN
4h 50m1 stop
$741Vietnam Airlines
Find Deal
Mon, 1 Sep - Fri, 5 Sep
Cambodia Angkor Air Logo
13:10 - 09:15SIN-PNH
21h 05m1 stop
Cambodia Angkor Air Logo
20:45 - 12:10PNH-SIN
14h 25m1 stop
$781Cambodia Angkor Air
Find Deal
Thu, 25 Sep - Thu, 2 Oct
Philippine Airlines Logo
20:00 - 00:15SIN-PNH
29h 15m1 stop
Philippine Airlines Logo
01:15 - 13:20PNH-SIN
11h 05m1 stop
$827Philippine Airlines
Find Deal
Mon, 1 Sep - Thu, 4 Sep
Cambodia Angkor Air Logo
13:10 - 12:55SIN-PNH
24h 45m1 stop
Cambodia Angkor Air Logo
10:00 - 12:10PNH-SIN
25h 10m2 stops
$965Cambodia Angkor Air
Find Deal
Wed, 24 Sep - Thu, 2 Oct

Cambodia Angkor Air flights from Singapore to Phnom Penh

Our best Cambodia Angkor Air deals on Singapore to Phnom Penh flight tickets
Cambodia Angkor Air
25 Sept
SIN13:10Singapore Changi
21h 05m
1 stop
PNH09:15Phnom Penh Pochentong
2 Oct
PNH20:45Phnom Penh Pochentong
14h 25m
1 stop
SIN12:10Singapore Changi
$781
Find similar
Cambodia Angkor Air
24 Sept
SIN13:10Singapore Changi
24h 45m
1 stop
PNH12:55Phnom Penh Pochentong
2 Oct
PNH10:00Phnom Penh Pochentong
25h 10m
2 stops
SIN12:10Singapore Changi
$965
Find similar
Cambodia Angkor Air
20 Sept
SIN13:10Singapore Changi
27h 50m
2 stops
PNH16:00Phnom Penh Pochentong
3 Oct
PNH13:30Phnom Penh Pochentong
50h 55m
2 stops
SIN17:25Singapore Changi
$1,073
Find similar

Singapore Airlines flights from Singapore to Phnom Penh

Our best Singapore Airlines deals on Singapore to Phnom Penh flight tickets
Singapore Airlines
26 Aug
SIN16:30Singapore Changi
2h 10m
PNH17:40Phnom Penh Pochentong
4 Sept
PNH09:35Phnom Penh Pochentong
2h 05m
SIN12:40Singapore Changi
$280
Find similar
Singapore Airlines
2 Sept
SIN16:30Singapore Changi
2h 10m
PNH17:40Phnom Penh Pochentong
8 Sept
PNH09:35Phnom Penh Pochentong
2h 05m
SIN12:40Singapore Changi
$292
Find similar
Singapore Airlines
19 Jan
SIN17:30Singapore Changi
2h 00m
PNH18:30Phnom Penh Pochentong
2 Feb
PNH09:35Phnom Penh Pochentong
2h 10m
SIN12:45Singapore Changi
$312
Find similar

momondo 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, momondo users made 78,305 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from Singapore to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 2/9

16:30-17:40

Nonstop2h 10m

Phnom Penh Pochentong

Mon 8/9

09:35-12:40

Nonstop2h 05m

$292

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Mon 19/1

17:30-18:30

Nonstop2h 00m

Phnom Penh Pochentong

Mon 2/2

09:35-12:45

Nonstop2h 10m

$312

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 12/9

16:30-17:40

Nonstop2h 10m

Phnom Penh Pochentong

Tue 16/9

09:35-12:40

Nonstop2h 05m

$320

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 2/10

07:55-19:15

1 stop12h 20m

Phnom Penh Pochentong

Thu 9/10

13:50-00:05

1 stop9h 15m

$452

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 2/10

04:50-16:30

1 stop12h 40m

Phnom Penh Pochentong

Thu 9/10

14:05-17:10

Nonstop2h 05m

$463

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Fri 29/8

13:05-13:00

2 stops24h 55m

Phnom Penh Pochentong

Mon 1/9

17:45-11:55

2 stops17h 10m

$639

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Mon 1/9

21:00-13:00

3 stops17h 00m

Phnom Penh Pochentong

Fri 5/9

14:10-20:00

1 stop4h 50m

$741

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 25/9

13:10-09:15

1 stop21h 05m

Phnom Penh Pochentong

Thu 2/10

20:45-12:10

1 stop14h 25m

$781

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Mon 1/9

20:00-00:15

1 stop29h 15m

Phnom Penh Pochentong

Thu 4/9

01:15-13:20

1 stop11h 05m

$827

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Wed 24/9

13:10-12:55

1 stop24h 45m

Phnom Penh Pochentong

Thu 2/10

10:00-12:10

2 stops25h 10m

$965

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Singapore to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Singapore and Phnom Penh?

What is the cheapest month to fly to Phnom Penh?

The month of September is, on average, the cheapest month to fly to Phnom Penh from Singapore, with most prices found around $280. If you don’t want to visit Phnom Penh in September, then you should wait until December to fly from Singapore, when ticket prices are also cheap, with an average price of $286.

What is the cheapest day to depart on your flight to Phnom Penh?

Our data shows that Tuesday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as $275. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $298. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phnom Penh.

What is the cheapest time of day to depart on your flight to Phnom Penh?

Our most recent data shows that the best time of day to fly to Phnom Penh is in the afternoon. Flights from Singapore to Phnom Penh during this time can be as low as $294. Flights to Phnom Penh are more costly in the morning, with an average ticket price of $313. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Singapore Changi to Phnom Penh Pochentong flight route?

Fly from Singapore Changi to Phnom Penh Pochentong for the best Singapore Changi - Phnom Penh Pochentong flight prices

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $295 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from Singapore for as low as $267 on momondo.

What cabin class options are available on Singapore Changi to Phnom Penh Pochentong flights?

There are 2 cabin classes available to choose from on Singapore Changi to Phnom Penh Pochentong flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Singapore to Phnom Penh flights?

You could potentially save up to 7% on your flight if you consider stops on a Singapore to Phnom Penh flight.

How have Singapore to Phnom Penh flight prices changed over time?

As of August 2025, prices for Singapore to Phnom Penh flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Singapore to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Singapore to Phnom Penh (SIN to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Singapore to Phnom Penh

Best price found

$148

Fastest flight time

1h 55m

Direct flights

Every day

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Singapore in the past 72 hours is $148. The best return flight deal from Singapore to Phnom Penh found on momondo in the last 72 hours is $292.
The fastest flight from Singapore to Phnom Penh takes 1h 55m
Direct flights go from Singapore to Phnom Penh every day.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)
Search flight deals

  • How far is Singapore Changi to Phnom Penh Pochentong by plane?

    Singapore Changi and Phnom Penh Pochentong are 1145.9 km apart from one another. Typically, this will take 2h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Singapore Changi Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Singapore Changi Airport to Phnom Penh Pochentong Airport are updated daily.

  • How many operators does momondo search for flights from Singapore Changi Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Singapore Changi Airport to Phnom Penh Pochentong Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore Changi Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents required for your trip to Phnom Penh Pochentong Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Singapore to Phnom Penh?

  • What is the most popular airline from Singapore to Phnom Penh?

Best airlines flying from Singapore to Phnom Penh

Compare and see reviews for airlines that fly from Singapore to Phnom Penh with momondo
Airline
Rating
Free cancellation
Price
EmiratesPriceFrom $259Free cancellationRating
8.1
3,314 reviews
Search Emirates flights

  • Emirates Flights From Singapore to Phnom Penh

    Emirates operates around 7 flights from Singapore to Phnom Penh every week. The average price of these flights found in the last 72 hours has been $187, but momondo users have found Emirates deals from Singapore to Phnom Penh from as low as $169 round-trip. Emirates has been scored 8.1/10 in 3,314 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Singapore to Phnom Penh?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phnom Penh from Singapore.

Can I find flights from Singapore to Phnom Penh with flexible booking policies on momondo?

All flight searches from Singapore to Phnom Penh on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Singapore to Phnom Penh?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Singapore to Phnom Penh.

I’m not ready to book a flight from Singapore to Phnom Penh right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Phnom Penh, momondo offers a useful price alert feature which will track prices for flights to Phnom Penh from Singapore and alert you when they change.

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