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Cheap flights from Sydney to Phnom Penh from $378

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PNH
22 Jan — 29 Jan1
1 adult

The best prices from Sydney Kingsford Smith to Phnom Penh Pochentong are usually found in February or October, booked 73 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Sydney to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Phnom Penh (PNH). 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 17 January 2025.

Round-trip from

$793

One-way from

$380

Popular in

December

Cheapest in

February

Average price

$1,320
China Southern
  • China Southern
  • 3/3-13/3
  • 3 total stops
  • 42h 15m total
  • Sydney to Phnom Penh
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1/2
  • 1/2
  • 2 total stops
  • 47h 40m total
  • Sydney to Phnom Penh
Search Deals
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 6% potential price drop
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Sydney to Phnom Penh

Cheapest flights from Sydney to Phnom Penh
Explore the most affordable flight options available from Sydney to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Mon 3/321:50SYD - PNH
2 stops17h 45mMultiple Airlines
Thu 13/315:50PNH - SYD
1 stop24h 30mMultiple Airlines
Deal found 16/1$793
Mon 10/315:15SYD - PNH
2 stops25h 45mVietnam Airlines
Sun 30/314:10PNH - SYD
1 stop15h 05mVietnam Airlines
Deal found 16/1$798
Mon 17/216:10SYD - PNH
1 stop20h 25mSingapore Airlines
Sun 2/315:05PNH - SYD
1 stop12h 35mSingapore Airlines
Deal found 16/1$821
Mon 10/322:15SYD - PNH
1 stop15h 35mMalaysia Airlines
Tue 1/418:20PNH - SYD
1 stop12h 40mMalaysia Airlines
Deal found 16/1$830
Tue 1/411:15SYD - PNH
1 stop17h 00mPhilippine Airlines
Tue 15/401:15PNH - SYD
1 stop27h 45mPhilippine Airlines
Deal found 16/1$883
Wed 26/312:00SYD - PNH
1 stop39h 15mChina Eastern
Sat 29/300:15PNH - SYD
1 stop33h 20mChina Eastern
Deal found 17/1$927
Wed 2/412:25SYD - PNH
1 stop32h 35mXiamenAir
Wed 16/418:00PNH - SYD
1 stop36h 20mXiamenAir
Deal found 16/1$937
Sat 1/208:45SYD - PNH
1 stop13h 00mCathay Pacific
Sat 15/219:05PNH - SYD
1 stop21h 45mCathay Pacific
Deal found 16/1$1,110
Sun 2/312:10SYD - PNH
2 stops39h 10mUnited Airlines
Tue 11/300:30PNH - SYD
2 stops52h 45mUnited Airlines
Deal found 15/1$31,818

Find flights from Sydney to Phnom Penh within your budget

Customise your flight search to find flights from Sydney to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Mon 3/3

21:50-11:35

2 stops17h 45m

Phnom Penh Pochentong

Thu 13/3

15:50-20:20

1 stop24h 30m

$793

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Mon 10/3

15:15-13:00

2 stops25h 45m

Phnom Penh Pochentong

Sun 30/3

14:10-09:15

1 stop15h 05m

$798

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Mon 17/2

16:10-08:35

1 stop20h 25m

Phnom Penh Pochentong

Sun 2/3

15:05-07:40

1 stop12h 35m

$821

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Mon 10/3

22:15-09:50

1 stop15h 35m

Phnom Penh Pochentong

Wed 2/4

11:10-11:00

1 stop19h 50m

$830

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Tue 1/4

11:15-00:15

1 stop17h 00m

Phnom Penh Pochentong

Tue 15/4

01:15-08:00

1 stop27h 45m

$883

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Wed 2/4

12:25-17:00

1 stop32h 35m

Phnom Penh Pochentong

Wed 16/4

18:00-09:20

1 stop36h 20m

$937

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Sun 26/1

10:15-10:00

2 stops27h 45m

Phnom Penh Pochentong

Wed 16/4

00:10-12:35

1 stop33h 25m

$980

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Sat 1/2

08:45-17:45

1 stop13h 00m

Phnom Penh Pochentong

Sat 15/2

19:05-20:50

1 stop21h 45m

$1,110

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Sun 2/3

12:10-23:20

2 stops39h 10m

Phnom Penh Pochentong

Tue 11/3

00:30-09:15

2 stops52h 45m

$31,818

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Wed 7/5

12:50-16:20

2 stops30h 30m

$378

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 13 results
1
2

Best time to book a flight from Sydney to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Sydney with our price prediction graph.
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.

Travel insights for flights from Sydney to Phnom Penh

Get recent, data-driven insights about flights from Sydney to Phnom Penh including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Sydney to Phnom Penh. Price data was last updated on 10 January 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Phnom Penh, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Sydney to Phnom Penh (average of $532). Flying from Sydney to Phnom Penh in December is currently the most expensive (average of $1,067). 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 SYD to PNH?

Find hourly flight availability from Sydney 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 17 January 2025.

A simple way to save on the total cost of your ticket is to fly from Sydney to Phnom Penh at midday. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly return from Sydney to Phnom Penh. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Phnom Penh flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

Temperature in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

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 17 January 2025.
To help decide which airline to fly from Sydney to Phnom Penh, see what other customers have to say about Vietnam Airlines and China Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Singapore Airlines
8.1
Very Good
1,327 reviews
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Vietnam Airlines
7.7
Good
210 reviews
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Cathay Pacific
7.5
Good
826 reviews
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

China Southern
7.4
Good
85 reviews
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

United Airlines
7.4
Good
8,969 reviews
Singapore Airlines
8.1
Very Good
1,327 reviews
Check prices

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Overall the experience was good. First flight of 17 hours had no entertainment since Singapore airline has technical issues. Was informed that passengers would get a $350 voucher for future flight. Uncertain how that is being distributed but would like to understand if an email is required from my end or if it is an automatic email sent to me by Singapore Airlines. -Gina Robles

Related info for your journey

Find useful and relevant information for your journey from Sydney 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 are the cheapest airlines flying from Sydney to Phnom Penh round-trip?

    Currently priced at $798, Vietnam Airlines will fly you from Sydney to Phnom Penh and back. In addition to Vietnam Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and Malaysia Airlines - these airlines can fly you to your destination from $821 and $830, respectively. Vietnam Airlines is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • Where are the most common stopover locations when flying from Sydney to Phnom Penh?

    Most of the time, Sydney to Phnom Penh flights that have stopovers will stop in Singapore. Singapore is followed by Guangzhou in terms of the most popular stopover location on flights from Sydney to Phnom Penh. Kuala Lumpur sees the third most stopovers on flights from Sydney to Phnom Penh.

  • What are some popular things to do or see while on a stopover in Singapore?

    Sentosa, Merlion, and Boat Quay are currently the most popular points of interest in Singapore at the moment. Sentosa, Merlion, and Boat Quay can be visited by traveling about 21.6 km, 16.9 km, and 17.3 km respectively from Singapore Changi. Those landing in Singapore looking to spend some time exploring during their stopover can hire a car for about $175 per day.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    Most Kuala Lumpur visitors opt to spend their time at Petronas Towers, National Mosque of Malaysia, and Berjaya Times Square. Petronas Towers, National Mosque of Malaysia, and Berjaya Times Square can be accessed by travelling approximately 46.6 km, 44.8 km, and 44.9 km, respectively from Kuala Lumpur Intl. Travellers in need of a car in Kuala Lumpur can hire one for about $51 per day.

  • Where are the least popular stopover locations for Sydney to Phnom Penh flights?

    Sydney to Phnom Penh flights that have stopovers will least frequently stop in Ho Chi Minh City. Hong Kong is the second least popular location for stopovers on flights from Sydney to Phnom Penh.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Sydney to Phnom Penh (average of $532). Flying from Sydney to Phnom Penh in December is currently the most expensive (average of $1,067). 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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Fly from Sydney to Phnom Penh on these airlines

Choose from the following airlines for your flight from Sydney to Phnom Penh. Flights are based on user searches made on Cheapflights and were last updated on 17 January 2025.
Singapore Airlines flights from Sydney Kingsford Smith to Phnom Penh Pochentong
Malaysia Airlines flights from Sydney Kingsford Smith to Phnom Penh Pochentong
Vietnam Airlines flights from Sydney Kingsford Smith to Phnom Penh Pochentong

Top 10 airlines flying from Sydney to Phnom Penh

Discover the top 10 airlines that operate flights from Sydney 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 647,157 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
XiamenAirCheapest$567Average$788FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
China SouthernCheapest$721Average$908FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Philippine AirlinesCheapest$739Average$811FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Singapore AirlinesCheapest$761Average$1,058FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest$787Average$1,189FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Vietnam AirlinesCheapest$874Average$1,082FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapest$972Average$1,376FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Virgin AustraliaCheapest$1,025Average$1,545FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Thai AirwaysCheapest$1,052Average$1,289FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
China AirlinesCheapest$1,117Average$1,297FlexibilityNo cancel feeOn-time70%
Search China Airlines flights

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 Sydney to Phnom Penh?

Deals for Sydney to Phnom Penh flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Phnom Penh from Sydney 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 Sydney to Phnom Penh with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Phnom Penh flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Phnom Penh become cheaper?

Of course! You can now track prices for flights from Sydney 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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