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Cheap flights from Singapore to Phnom Penh

SIN — KTI
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Singapore to Phnom Penh

Popular in

April

Cheapest in

September

Average price

S$ 221
Highest demand for flights based on searches. 6% potential increase in price (S$ 23 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (S$ 10 potential savings vs. average return price).
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Average for round-trip flights in September 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, September is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of S$ 221). Flying from Singapore to Phnom Penh in April is currently the most expensive (average of S$ 331). 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?

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

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
1,598 reviews
Check prices

Comfort

8.0

Boarding

8.3

Overall

8.2

Food

7.8

Entertainment

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2026

SIN - JFK

On schedule, courteous, and attentive crew. Really old aircraft and restrooms are not looking good.
Singapore Airlines
8.2
Very Good
1,598 reviews
Singapore Airlines
8.2
Very Good
1,598 reviews
Check prices

Comfort

8.0

Boarding

8.3

Overall

8.2

Food

7.8

Entertainment

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2026

SIN - JFK

On schedule, courteous, and attentive crew. Really old aircraft and restrooms are not looking good.
Emirates
8.1
Very Good
3,653 reviews
Singapore Airlines
8.2
Very Good
1,598 reviews
Check prices

Comfort

8.0

Boarding

8.3

Overall

8.2

Food

7.8

Entertainment

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2026

SIN - JFK

On schedule, courteous, and attentive crew. Really old aircraft and restrooms are not looking good.

Related info for your journey

  • 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 643 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$ 121. Malaysia Airlines flights start at S$ 163 while deals on Singapore Airlines start at S$ 230 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: Air Canada (88%), Air India (88%), Virgin Australia (88%).

  • 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, September is the cheapest month in which you can book a flight from Singapore to Phnom Penh (average of S$ 221). Flying from Singapore to Phnom Penh in April is currently the most expensive (average of S$ 331). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Singapore to Phnom Penh

Singapore to Siem Reap flights

Top 2 airlines flying from Singapore to Phnom Penh

AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapestS$ 178AverageS$ 247FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Singapore AirlinesCheapestS$ 222AverageS$ 296FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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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?

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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.

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