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Cheap flights from Singapore to Phnom Penh

SIN — KTI
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Singapore to Phnom Penh

Keep the following information in mind while searching for Singapore to Phnom Penh flight deals. Data was last updated 27 July 2026.

Popular in

April

Cheapest in

October

Average price

S$ 255
Highest demand for flights based on searches. 7% potential increase in price (S$ 26 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (S$ 11 potential savings vs. average return price).
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Average for round-trip flights in July 2026
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Cheapflights Insights

Everything you need to know about your flight from Singapore to Phnom Penh

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

The best time to book flights from Singapore to Phnom Penh is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of S$ 237). Flying from Singapore to Phnom Penh in April is currently the most expensive (average of S$ 338). 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 SG to KTI?

Find hourly flight availability from Singapore to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 July 2026.

When flying from Singapore to Phnom Penh, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated 27 July 2026.
Read reviews from past customers who have flown with Singapore Airlines and Emirates from Singapore to Phnom Penh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Singapore Airlines
8.2
Very Good
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello
Emirates
8.1
Very Good
3,636 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.2

Boarding

8.3

Entertainment

8.1

Reviews

1 / 20
8.0
Excellent

Matt,Jun 2026

SIN - CMB

Crew were flat or busy but so awesome and polite. There was one guy, prob the senior crew member, looked and acted way too serious and too important to smile and say hello

Related info for your journey

Find useful and relevant information for your journey from Singapore to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Phnom Penh from Singapore?

    Phnom Penh Techo Intl (KTI) is the airport you will fly into if you book a flight from Singapore to Phnom Penh. It is only a 22.6 km journey from Techo Intl (KTI) to Phnom Penh’s city centre.

  • How popular is this Singapore to Phnom Penh flight route?

    This flight path from Singapore to Phnom Penh Techo Intl was viewed by 583 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    To fly one-way, consider booking your trip with Emirates, which is currently one of the cheapest options available, starting at S$ 123. Malaysia Airlines flights start at S$ 166 while deals on Singapore Airlines start at S$ 234 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Singapore to Phnom Penh on time: ANA (89%), SWISS (89%), Lufthansa (89%).

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

    Yes. In addition to deals on Singapore to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Phnom Penh.

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

    Yes. Cheapflights offers flight deals from Singapore to Phnom Penh 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 Singapore to Phnom Penh?

    Currently, October is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of S$ 237). Flying from Singapore to Phnom Penh in April is currently the most expensive (average of S$ 338). 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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Alternative routes for Singapore to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Siem Reap flights

Top 2 airlines flying from Singapore to Phnom Penh

Discover the top 2 airlines that operate flights from Singapore to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 27 July 2026.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapestS$ 178AverageS$ 252FlexibilityNo cancel feeOn-time75%
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Singapore AirlinesCheapestS$ 228AverageS$ 309FlexibilityNo cancel feeOn-time81%
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Singapore to Phnom Penh flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Phnom Penh from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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