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Cheap flights from Singapore to Phnom Penh from $935

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 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Singapore to Phnom Penh

Cheap return flights

Multiple Airlines Logo
SIN-PNH
1829 kmmulti-stop
Multiple Airlines Logo
PNH-SIN
1829 kmmulti-stop
Multiple Airlines
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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 13 September 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

Wed 8/10

04:55-06:55

2 stops27h 00m

$935

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Sat 18/10

18:55-06:55

3 stops37h 00m

$976

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Mon 13/10

05:45-06:55

3 stops26h 10m

$983

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 7/10

03:10-06:55

2 stops28h 45m

$1,042

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 7/10

02:45-06:55

3 stops29h 10m

$1,066

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Sat 18/10

20:10-06:55

2 stops35h 45m

$1,081

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 2/10

21:20-06:55

3 stops34h 35m

$1,097

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 2/10

20:10-06:55

2 stops35h 45m

$1,103

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Thu 2/10

21:10-06:55

1 stop34h 45m

$3,083

SingaporePhnom Penh

SIN - PNH

SINPNH

Singapore Changi

Tue 28/10

19:25-06:30

1 stop36h 05m

$3,238

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 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 $280.

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 $269. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $292. 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 $281. 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 $290 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 $265 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 17% 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 September 2025, prices for Singapore to Phnom Penh flights are approximately 5% 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

Direct flights

None
There are no direct flights from Singapore to Phnom Penh. There are no popular flight routes from Singapore to Phnom Penh.
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.

  • 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 $254Free cancellationRating
8.1
3,334 reviews
Search Emirates flights
Singapore AirlinesPriceFrom $268Free cancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights

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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