Cheapflights Tip: The best prices from Phnom Penh Techo Intl to Singapore Changi are usually found in January or October, booked 64 days in advance, depart on a Wednesday or Friday and return on a Monday
Find flight deals from Phnom Penh to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (KTI) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 August 2026.
Popular in
April
Cheapest in
January
Average price
£147
Highest demand for flights based on searches. 7% potential increase in price (£8 potential increase over avg. return price).
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 best time to book flights from Phnom Penh to Singapore is 68 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 Phnom Penh to Singapore?
Currently, January is the cheapest month in which you can book a flight from Phnom Penh to Singapore (average of £141). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of £180). 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?
Find hourly flight availability from Phnom Penh to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 August 2026.
Unlike at midday, when flights are generally more expensive, you can save up to 65% on flights from Phnom Penh to Singapore by exploring options for tickets in the evening.
Weekly flight availability from Phnom Penh to Singapore
Explore weekly flight availability from Phnom Penh to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 August 2026.
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
Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 22 August 2026.
See what other customers who have flown with Singapore Airlines and Emirates from Phnom Penh to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Related info for your journey
Find useful and relevant information for your journey from Phnom Penh to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Phnom Penh to Singapore flight route?
Flights from Phnom Penh Techo Intl to Singapore Changi have been viewed 57 times in the past calendar month.
What are the cheapest airlines flying from Phnom Penh to Singapore round-trip?
Our cheapest airline available from Phnom Penh to Singapore is Emirates. Our recent data shows that you can find tickets from as low as £75 on this airline. An additional option worth looking into is Singapore Airlines, starting at £128. Emirates is priced at 51% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Phnom Penh to Singapore?
Consider Emirates (96%), Air Canada (95%) or SWISS (95%) 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 £141). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of £180). 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.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 August 2026.
Top 2 airlines flying from Phnom Penh to Singapore
Discover the top 2 airlines that operate flights from Phnom Penh to Singapore. 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 7,457,451 searches. Data last updated 22 August 2026.
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 Phnom Penh to Singapore?
When you search for this flight from Phnom Penh to Singapore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Phnom Penh to Singapore?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Phnom Penh to Singapore.
Can Cheapflights find flights from Phnom Penh to Singapore with no change fees?
Certainly. Search results for flights to Singapore from Phnom Penh shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Phnom Penh to Singapore become cheaper?
Not ready to book yet? You can track prices for flights from Phnom Penh to Singapore on Cheapflights with our Price Alert feature and get notified when better prices are available.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.