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Cheap flights from Phnom Penh to Singapore from $1,852

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to Singapore departing on 20/10. 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 Phnom Penh to Singapore

Cheap return flights

Logo
08:30 - 12:35PNH-SIN
27h 05m2 stops
Logo
22:20 - 06:55SIN-PNH
33h 35m3 stops
$1,852
Find Deal
Mon, 20 Oct - Thu, 23 Oct
Logo
08:30 - 17:15PNH-SIN
31h 45m3 stops
Logo
22:20 - 06:55SIN-PNH
33h 35m3 stops
$1,879
Find Deal
Mon, 20 Oct - Thu, 23 Oct
Logo
08:30 - 12:35PNH-SIN
27h 05m2 stops
Logo
22:20 - 06:55SIN-PNH
33h 35m2 stops
$1,938
Find Deal
Mon, 20 Oct - Thu, 23 Oct
Logo
07:55 - 13:20PNH-SIN
28h 25m2 stops
Logo
19:30 - 18:25SIN-PNH
47h 55m3 stops
$2,130
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Logo
07:55 - 17:45PNH-SIN
32h 50m3 stops
Logo
19:30 - 18:25SIN-PNH
47h 55m3 stops
$2,140
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Logo
08:30 - 12:35PNH-SIN
27h 05m2 stops
Logo
21:10 - 06:55SIN-PNH
34h 45m1 stop
$4,460
Find Deal
Mon, 20 Oct - Thu, 23 Oct
Etihad Airways Logo
08:30 - 09:40PNH-SIN
24h 10m1 stop
Etihad Airways Logo
21:10 - 06:55SIN-PNH
34h 45m1 stop
$6,763Etihad Airways
Find Deal
Mon, 20 Oct - Thu, 23 Oct

momondo 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, momondo users made 78,305 searches. Data last updated 14 September 2025.
Use the filters below to find and compare flights from Phnom Penh to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 20/10

08:30-12:35

2 stops27h 05m

Singapore Changi

Thu 23/10

22:20-06:55

3 stops33h 35m

$1,852

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 20/10

08:30-17:15

3 stops31h 45m

Singapore Changi

Thu 23/10

22:20-06:55

3 stops33h 35m

$1,879

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 20/10

08:30-12:35

2 stops27h 05m

Singapore Changi

Thu 23/10

22:20-06:55

2 stops33h 35m

$1,938

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Tue 28/10

07:55-13:20

2 stops28h 25m

Singapore Changi

Tue 4/11

19:30-18:25

3 stops47h 55m

$2,130

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Tue 28/10

07:55-17:45

3 stops32h 50m

Singapore Changi

Tue 4/11

19:30-18:25

3 stops47h 55m

$2,140

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 20/10

08:30-12:35

2 stops27h 05m

Singapore Changi

Thu 23/10

21:10-06:55

1 stop34h 45m

$4,460

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 20/10

08:30-09:40

1 stop24h 10m

Singapore Changi

Thu 23/10

21:10-06:55

1 stop34h 45m

$6,763

Phnom PenhSingapore

PNH - SIN

PNHSIN

Phnom Penh Pochentong

Mon 1/12

07:55-09:35

1 stop24h 40m

$4,275

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Singapore from

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

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 Singapore?

In general, July is the cheapest month to fly from Phnom Penh to Singapore. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $290. If you aren’t able to travel during the month of July, then book flights to Singapore from Phnom Penh during August instead. Flights to Singapore in August, while not as cheap as those in July, still average around $290.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart on your flight to Singapore is on a Monday when prices can be found for as low as $654. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Singapore on Saturday is $1,652.

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

In the evening is the cheapest time of day to fly from Phnom Penh to Singapore when you can find flight prices for as low as $356. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $1,712. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from Phnom Penh when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $307 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Phnom Penh for as low as $289 on momondo.

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

There are 3 cabin classes available to choose from on Phnom Penh Pochentong to Singapore Changi 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 Phnom Penh to Singapore flights?

No. A direct flight is the cheapest option for a flight between Phnom Penh to Singapore.

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

As of September 2025, prices for Phnom Penh to Singapore flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Phnom Penh to Singapore

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

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

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

Best price found

$810

Direct flights

None
The best one-way flight to Singapore from Phnom Penh in the past 72 hours is $810. The best return flight deal from Phnom Penh to Singapore found on momondo in the last 72 hours is $292.
There are no direct flights from Phnom Penh to Singapore. There are no popular flight routes from Phnom Penh to Singapore.
Search flight deals

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

    A flight from Phnom Penh Pochentong to Singapore Changi will travel around 1145.9 km. Typically, this will take 24h 10m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phnom Penh Pochentong Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The travel and health documents required for your trip to Singapore Changi 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 Singapore Changi 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 Phnom Penh to Singapore?

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

Best airlines flying from Phnom Penh to Singapore

Compare and see reviews for airlines that fly from Phnom Penh to Singapore with momondo
Airline
Rating
Free cancellation
Price
EmiratesPriceFrom $152Free cancellationRating
8.1
3,334 reviews
Search Emirates flights
Singapore AirlinesPriceFrom $285Free cancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights

Why use momondo?

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

It is quick and easy to find Phnom Penh to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

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

Yes. All flights to Singapore from Phnom Penh on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Phnom Penh to Singapore.

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

Of course. momondo tracks the price of Phnom Penh to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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