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Cheap flights from Phnom Penh (KTI) to Singapore (SIN)

KTI — SIN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheapflights Tip: The best prices from Phnom Penh Techo Intl to Singapore Changi are usually found in January or August, booked 69 days in advance, depart on a Thursday 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 July 9, 2026.

Popular in

April

Cheapest in

January

Average price

$211
Highest demand for flights based on searches. 7% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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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.
Estimated round-trip 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

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 $192). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of $245). 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 July 9, 2026.

It’s typically best to fly out from Phnom Penh to Singapore in the evening. Doing so could potentially save you 63% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Phnom Penh to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Phnom Penh to Singapore. Price data was last updated on July 4, 2026.

Travelers seeking maximum savings on their Phnom Penh to Singapore flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 9, 2026.
Get a feel of what it's like to fly with Singapore Airlines,Emirates, andVietnam Airlines from Phnom Penh to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,565 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Singapore Airlines
8.2
Very good
1,565 reviews
Singapore Airlines
8.2
Very good
1,565 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Emirates
8.1
Very good
3,608 reviews
Singapore Airlines
8.2
Very good
1,565 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Vietnam Airlines
7.7
Good
279 reviews
Singapore Airlines
8.2
Very good
1,565 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Malaysia Airlines
7.3
Good
313 reviews
Singapore Airlines
8.2
Very good
1,565 reviews

Comfort

8.0

Food

7.8

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

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?

    The Phnom Penh Techo Intl to Singapore Changi flight path was viewed by 356 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 flying from Phnom Penh to Singapore round-trip?

    Malaysia Airlines, at $111, was found to be the cheapest airline from Phnom Penh to Singapore.Alternate airlines to your destination round-trip include Emirates and Vietnam Airlines. Malaysia Airlines is currently priced 46% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Emirates. According to our data, you can fly for as low as $65. Users have also found prices from $131 and $155 on Malaysia Airlines and Singapore Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Phnom Penh to Singapore are Emirates (100%), Air Canada (95%) and SWISS (95%).

  • 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 vacation 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 $192). Flying from Phnom Penh to Singapore in April is currently the most expensive (average of $245). 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

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Top 4 airlines flying from Phnom Penh to Singapore

Discover the top 4 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 2,558,603 searches. Data last updated July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest$111Average$269FlexibilityNo cancel feeOn-time67%
EmiratesCheapest$141Average$193FlexibilityNo cancel feeOn-time75%
Vietnam AirlinesCheapest$149Average$294FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$177Average$279FlexibilityNo cancel feeOn-time81%

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