$115 Cheap Flights from Singapore (SIN) to Phnom Penh (PNH)

View $115 flight on Sun, Aug 31, 2025Opens in a new window

Popular airlines from Singapore Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)

Cheap Flights from Singapore to Phnom Penh (SIN-PNH)

Prices were available within the past 7 days and start at $115 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Emirates
Sun, Aug 17 - Wed, Aug 27
SIN
Singapore
PNH
Phnom Penh
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Emirates flight, departing Sun, Aug 17 from Singapore to Phnom Penh, returning Wed, Aug 27, priced at $197 found 1 day ago
Emirates
Mon, Aug 25 - Wed, Aug 27
SIN
Singapore
PNH
Phnom Penh
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Emirates flight, departing Mon, Aug 25 from Singapore to Phnom Penh, returning Wed, Aug 27, priced at $197 found 2 days ago
Emirates
Sun, Aug 17 - Wed, Aug 20
SIN
Singapore
PNH
Phnom Penh
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Emirates flight, departing Sun, Aug 17 from Singapore to Phnom Penh, returning Wed, Aug 20, priced at $199 found 1 day ago
Emirates
Thu, Aug 7 - Mon, Aug 11
SIN
Singapore
PNH
Phnom Penh
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select Emirates flight, departing Thu, Aug 7 from Singapore to Phnom Penh, returning Mon, Aug 11, priced at $199 found 2 days ago
Emirates
Fri, Sep 5 - Mon, Sep 8
SIN
Singapore
PNH
Phnom Penh
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select Emirates flight, departing Fri, Sep 5 from Singapore to Phnom Penh, returning Mon, Sep 8, priced at $205 found 1 day ago
Emirates
Sun, Aug 17 - Fri, Aug 29
SIN
Singapore
PNH
Phnom Penh
$206 Roundtrip, found 1 day ago
$206
Roundtrip
found 1 day ago
Select Emirates flight, departing Sun, Aug 17 from Singapore to Phnom Penh, returning Fri, Aug 29, priced at $206 found 1 day ago
Emirates
Wed, Aug 6 - Fri, Aug 8
SIN
Singapore
PNH
Phnom Penh
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Emirates flight, departing Wed, Aug 6 from Singapore to Phnom Penh, returning Fri, Aug 8, priced at $208 found 3 days ago
Singapore Airlines
Mon, Jan 19 - Wed, Feb 4
SIN
Singapore
PNH
Phnom Penh
$217 Roundtrip, found 20 hours ago
$217
Roundtrip
found 20 hours ago
Select Singapore Airlines flight, departing Mon, Jan 19 from Singapore to Phnom Penh, returning Wed, Feb 4, priced at $217 found 20 hours ago
Vietnam Airlines
Sat, Nov 1 - Sat, Nov 8
SIN
Singapore
PNH
Phnom Penh
$280 Roundtrip, found 8 hours ago
$280
Roundtrip
found 8 hours ago
Select Vietnam Airlines flight, departing Sat, Nov 1 from Singapore to Phnom Penh, returning Sat, Nov 8, priced at $280 found 8 hours ago
Malaysia Airlines
Fri, Aug 22 - Fri, Aug 29
SIN
Singapore
PNH
Phnom Penh
$335 Roundtrip, found 22 hours ago
$335
Roundtrip
found 22 hours ago
Select Malaysia Airlines flight, departing Fri, Aug 22 from Singapore to Phnom Penh, returning Fri, Aug 29, priced at $335 found 22 hours ago

Find the cheapest month to fly from Singapore (SIN) to Phnom Penh (PNH)

September is typically the cheapest month to fly

From $156 - $205 per traveler.

Graph displaying average flight prices per month

Alternative airports near Phnom Penh

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Phnom Penh Intl. PNH. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $197
PNH
Phnom Penh Intl.
CheapestClosest
Average driving time to city center14 min
Flights from $197
Flights from Singapore (SIN) to Phnom Penh (PNH)
Origin airport
Changi
Destination airport
Phnom Penh Intl.
Airlines serving
Emirates, Malaysia Airlines, Singapore Airlines, Thai Airways International, Vietnam Airlines
Roundtrip price
$196
Distance
706 mi
Average flight time
1 hour 54 mins

Singapore to Phnom Penh Flights

The cheapest times to fly from Singapore to Phnom Penh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Singapore to Phnom Penh are during the month of August. You can find some of the cheapest flights from Singapore to Phnom Penh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Singapore to Phnom Penh

Sunday is one of the best days to book for cheap flights from Singapore to Phnom Penh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Singapore to Phnom Penh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Singapore to Phnom Penh in 2025. You can also book with separate airlines for your outbound and return journeys, from $115 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Singapore to Phnom Penh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Singapore to Phnom Penh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH) cost?
Snag cheap return tickets starting at $197 from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Emirates flight leaving SIN on August 17 2025 and touching down at PNH. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from SIN to PNH?
The cheapest flights from SIN to PNH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
Skip the layovers and fly straight to Phnom Penh Intl. Airport (PNH) from Changi Airport (SIN) with 3 carriers, including:

  • Singapore Airlines
  • Emirates
  • Cambodia Airways

What is the cheapest airline that flies from SIN to PNH?
Jet off from SIN to PNH with Emirates. This carrier currently offers the cheapest one-way fare on this route, starting at $115. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SIN on October 14 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
When flying out of Changi Airport (SIN), you'll have your pick from an average of 4 daily direct flights to Phnom Penh Intl. Airport (PNH).
What are the most popular departure times for flights from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
The 5 PM departures from SIN to PNH are the top choice for many travelers. Greater demand means you'll likely pay more for these departures. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from SIN to PNH?
Travel on a Sunday if you're looking for the best selection of flights from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH).
What is the earliest flight from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
Hop on the earliest flight at around 7:40AM UTC+8, heading out of Changi Airport (SIN). You'll be traveling for roughly 1h 55m, arriving at Phnom Penh Intl. Airport (PNH) at approximately 8:35AM UTC+7.
How long does it take to fly from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
The average flight time from SIN to PNH is 2 hours and 1 minute, covering a distance of 710 mi.
What airline has the least delays from SIN to PNH?
Singapore Airlines has the best track record for on-time direct flights from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH), with an on-time score of 85%. Use the Expedia App to see your flight schedule before you leave and get notified of any changes.
What is the best time to fly from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
Select a flight from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phnom Penh from Changi Airport (SIN)?
Compare your flight options from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH). This is the only Phnom Penh airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH) last-minute?
Holding off until just before your trip to book your flight from SIN to PNH often results in higher prices. While you might find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible for the best chance of landing a bargain.
Is it cheaper to book a SIN to PNH flight and hotel package?
You'll generally save money by booking a SIN to PNH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Changi Airport (SIN) to Phnom Penh Intl. Airport (PNH)?
If you reserved your SIN to PNH flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.