How popular is this Phnom Penh to Singapore flight route?

Flights from Phnom Penh Techo Intl to Singapore Changi have been viewed 307 times in the past calendar month.

How long is the flight from Phnom Penh to Singapore?

For as low as $284, Emirates can have you in Singapore from Phnom Penh in 2h. There are 1117 km between Phnom Penh and Singapore. Most flights are nonstop.

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

According to our current data, Emirates ($234), and Singapore Airlines ($312) offers the cheapest pricing from Phnom Penh to Singapore. Emirates is currently priced 23% 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 $109. However, be on the lookout for offers from Singapore Airlines and Malaysia Airlines, as they are both options that can get you from Phnom Penh to Singapore for a low price.

Weekly flight availability from Phnom Penh to Singapore

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

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.

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).

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

Consider Air Canada (100%), SWISS (100%) or Lufthansa (100%) when booking your flight. These represent the most reliable airlines when flying from Phnom Penh to Singapore.

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.

$156+ Cheap Flights from Phnom Penh to Singapore

Cheapflights Tip: The best prices from Phnom Penh Techo Intl to Singapore Changi are usually found in January or May, booked 72 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Phnom Penh to Singapore

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 8 October 2026.

Mon 26/1021:40 -

Nonstop2h 00m

Wed 28/1015:30 -

Nonstop2h 05m

Deal found 8/10$284

Sat 26/1221:40 -

Nonstop2h 00m

Fri 8/115:30 -

Nonstop2h 05m

Deal found 8/10$286

Wed 28/1021:40 -

Nonstop2h 00m

Sun 1/1115:30 -

Nonstop2h 05m

Deal found 7/10$317

Tue 29/1221:40 -

Nonstop2h 00m

Tue 5/115:30 -

Nonstop2h 05m

Deal found 8/10$319

Fri 18/1221:40 -

Nonstop2h 00m

Sun 20/1215:30 -

Nonstop2h 05m

Deal found 8/10$349

Mon 28/1221:40 -

Nonstop2h 00m

Sun 10/115:30 -

Nonstop2h 05m

Deal found 8/10$350

Wed 14/1020:45 -

Nonstop2h 00m

Tue 20/1015:40 -

Nonstop2h 00m

Deal found 5/10$356

Wed 30/1221:40 -

Nonstop2h 00m

Wed 6/115:30 -

Nonstop2h 05m

Deal found 8/10$357

Wed 30/1221:40 -

Nonstop2h 00m

Mon 4/115:30 -

Nonstop2h 05m

Deal found 8/10$390

Tue 13/1018:20 -

1 stop14h 55m

Thu 15/1006:20 -

1 stop4h 40m

Deal found 8/10$401

Wed 21/1018:20 -

1 stop14h 55m

Thu 22/1021:15 -

1 stop13h 45m

Deal found 8/10$402

Mon 23/1121:40 -

Nonstop2h 00m

Wed 25/1115:30 -

Nonstop2h 05m

Deal found 5/10$406

Find flight deals from Phnom Penh to Singapore

Round-trip from	$284
One-way from	$156
Popular in	April
Cheapest in	January
Average price	$313

Emirates
26/10-27/10
Nonstop
4h 05m total
Phnom Penh to Singapore

Search Deals

Emirates
27/1-31/12
Nonstop
2h 00m total
Phnom Penh to Singapore

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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

Cheapest return flight

Fastest return journey

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Wed 27/1

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Fri 6/11

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Sun 8/11

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Fri 30/10

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Fri 29/1

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Tue 26/1

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Fri 16/10

20:45-23:45

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Mon 11/1

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Sun 24/1

21:40-00:40

Nonstop2h 00m

Singapore Changi

Wed 31/12

00:00-23:30

Nonstop0h 00m

$156

Phnom PenhSingapore

KTI Phnom Penh Techo Intl - SIN Singapore Changi

KTISIN

Phnom Penh Techo Intl

Mon 16/11

21:40-00:40

Nonstop2h 00m

Singapore Changi

Thu 19/11

15:30-16:35

Nonstop2h 05m

$284

Flights are sorted by cheapest return flights first.

Deals found on 5/10

Showing 1-10 of 21 resultsSorted by cheapest first

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.

KTI-SIN

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

Prices

Airlines

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

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 71 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, January is the cheapest month in which you can book a flight from Phnom Penh to Singapore (average of $277). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of $346). 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 KTI to SIN?

It’s typically best to fly out from Phnom Penh to Singapore in the evening. Doing so could potentially save you 77% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost for a return flight from Phnom Penh to Singapore?

Airfare is typical for this route at the moment.

Phnom Penh to Singapore flights typically cost between $280 and $389 in October.
The cheapest return price found within the last 5 days was $284 on Emirates (26 Oct–28 Oct).

Reviews of airlines servicing Singapore

Read through reviews of airlines operating flights from Phnom Penh to Singapore, such as Singapore Airlines and Emirates. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Singapore Airlines

8.2

Very Good

1,624 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Emirates

8.1

Very Good

3,671 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Judith,Sept 2026

SFO - SIN

Great except for giving me a dinner with rice in it that I didn’t order.

Related info for your journey

How popular is this Phnom Penh to Singapore flight route?
Flights from Phnom Penh Techo Intl to Singapore Changi have been viewed 307 times in the past calendar month.
How long is the flight from Phnom Penh to Singapore?
For as low as $284, Emirates can have you in Singapore from Phnom Penh in 2h. There are 1117 km between Phnom Penh and Singapore. Most flights are nonstop.
What are the cheapest airlines flying from Phnom Penh to Singapore round-trip?
According to our current data, Emirates ($234), and Singapore Airlines ($312) offers the cheapest pricing from Phnom Penh to Singapore. Emirates is currently priced 23% 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 $109. However, be on the lookout for offers from Singapore Airlines and Malaysia 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?
Consider Air Canada (100%), SWISS (100%) or Lufthansa (100%) when booking your flight. These represent the most reliable airlines when flying from Phnom Penh to Singapore.
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, January is the cheapest month in which you can book a flight from Phnom Penh to Singapore (average of $277). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of $346). 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

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Top 2 airlines flying from Phnom Penh to Singapore

Airline	Cheapest	Average	Flexibility	On-time
Emirates	Cheapest$234	Average$300	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
Singapore Airlines	Cheapest$312	Average$376	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Phnom Penh to Singapore. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Phnom Penh to Singapore for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Phnom Penh to Singapore 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 Phnom Penh to Singapore become cheaper?

Of course! You can now track prices for flights from Phnom Penh to Singapore 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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Cheap flights from Phnom Penh to Singapore from $156

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Phnom Penh to Singapore

Cheapest flights from Phnom Penh to SingaporeExplore 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 8 October 2026.

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 8 October 2026.

Best flights from Phnom Penh to SingaporeDiscover carefully curated flight deals from Phnom Penh to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Discover carefully curated flight deals from Phnom Penh to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Direct flights from Phnom Penh to SingaporeExplore direct flight options from Phnom Penh to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Explore direct flight options from Phnom Penh to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Last-minute flights from Phnom Penh to SingaporeDiscover last-minute flight deals from Phnom Penh to Singapore. Data last updated 8 October 2026 and is based on user searches.

Discover last-minute flight deals from Phnom Penh to Singapore. Data last updated 8 October 2026 and is based on user searches.

One-way flights from Phnom Penh to SingaporeSearch for one-way flight options from Phnom Penh to Singapore. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Search for one-way flight options from Phnom Penh to Singapore. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Find flight deals from Phnom Penh to Singapore

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One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phnom Penh to Singapore that are best for you.

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.

Cheapflights Insights

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

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 71 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?

What is the cheapest time of day to fly from KTI to SIN?

It’s typically best to fly out from Phnom Penh to Singapore in the evening. Doing so could potentially save you 77% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost for a return flight from Phnom Penh to Singapore?

Airfare is typical for this route at the moment.

Phnom Penh to Singapore flights typically cost between $280 and $389 in October.The cheapest return price found within the last 5 days was $284 on Emirates (26 Oct–28 Oct).

Weekly flight availability from Phnom Penh to Singapore

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

Reviews of airlines servicing Singapore

Read through reviews of airlines operating flights from Phnom Penh to Singapore, such as Singapore Airlines and Emirates. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How popular is this Phnom Penh to Singapore flight route?

How long is the flight from Phnom Penh to Singapore?

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

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

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

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

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

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

What is the cheapest month to book a flight from Phnom Penh to Singapore?

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.

Complete your trip

Complete your trip to Singapore by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Phnom Penh to Singapore by cabin class

Find flights from Phnom Penh to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Phnom Penh and Singapore flights

Browse other Phnom Penh and Singapore flight options. Last updated on 8 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Singapore

Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 October 2026.

Top 2 airlines flying from Phnom Penh to Singapore

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

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

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

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

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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 8 October 2026.

Best flights from Phnom Penh to Singapore
Discover carefully curated flight deals from Phnom Penh to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Direct flights from Phnom Penh to Singapore
Explore direct flight options from Phnom Penh to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Last-minute flights from Phnom Penh to Singapore
Discover last-minute flight deals from Phnom Penh to Singapore. Data last updated 8 October 2026 and is based on user searches.

One-way flights from Phnom Penh to Singapore
Search for one-way flight options from Phnom Penh to Singapore. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Phnom Penh to Singapore flights typically cost between $280 and $389 in October.
The cheapest return price found within the last 5 days was $284 on Emirates (26 Oct–28 Oct).