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$234+ Cheap flights from Phnom Penh (PNH) to Sydney (SYD)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — SYD
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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The best prices from Phnom Penh Pochentong to Sydney Kingsford Smith are usually found in March or December, booked 89 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Phnom Penh to Sydney

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$462
(Mytrip)

One-way from

$234
(Trip.com)

Popular in

January

Cheapest in

March

Average price

$1,180
Provider with most accurate pricing for Phnom Penh Pochentong-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Phnom Penh Pochentong-Sydney Kingsford Smith flights.
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From Phnom Penh Pochentong to Sydney Kingsford Smith
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One-way flight from Phnom Penh Pochentong to Sydney Kingsford Smith
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High demand for flights, 12% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Phnom Penh to Sydney

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

This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/211:50 amPNH - SYD
2 stops17h 25mMultiple Airlines
Sun 3/910:45 amSYD - PNH
1 stop12h 40mMultiple Airlines
Deal found 1/16$462
This oojo deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/291:15 amPNH - SYD
1 stop27h 45mPhilippine Airlines
Fri 7/2510:15 amSYD - PNH
1 stop17h 00mPhilippine Airlines
Deal found 1/16$505
This Vietnam Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/132:10 pmPNH - SYD
1 stop15h 05mVietnam Airlines
Mon 4/212:15 pmSYD - PNH
2 stops29h 40mVietnam Airlines
Deal found 1/16$840
This Malaysia Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/126:20 pmPNH - SYD
1 stop12h 40mMalaysia Airlines
Mon 4/2110:10 pmSYD - PNH
1 stop14h 50mMalaysia Airlines
Deal found 1/16$899
This Cathay Pacific deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/157:05 pmPNH - SYD
1 stop21h 45mCathay Pacific
Sun 2/2310:20 pmSYD - PNH
1 stop16h 05mCathay Pacific
Deal found 1/16$925
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/612:15 amPNH - SYD
1 stop33h 20mChina Eastern
Sat 3/1512:00 pmSYD - PNH
2 stops50h 00mChina Eastern
Deal found 1/15$990
This FlightHub deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/209:35 amPNH - SYD
1 stop31h 45mSingapore Airlines
Mon 1/274:10 pmSYD - PNH
1 stop25h 55mSingapore Airlines
Deal found 1/16$1,498
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/412:30 amPNH - SYD
2 stops52h 45mUnited Airlines
Wed 3/512:10 pmSYD - PNH
2 stops39h 10mUnited Airlines
Deal found 1/15$13,338

Find flights from Phnom Penh to Sydney within your budget

Customize your flight search to find flights from Phnom Penh to Sydney 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 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Sun 3/2

11:50 am-9:15 am

2 stops17h 25m

Sydney Kingsford Smith

Sun 3/9

10:45 am-7:25 pm

1 stop12h 40m

$462

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Thu 5/29

1:15 am-8:00 am

1 stop27h 45m

Sydney Kingsford Smith

Fri 7/25

10:15 am-12:15 am

1 stop17h 00m

$505

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Sun 4/13

2:10 pm-8:15 am

1 stop15h 05m

Sydney Kingsford Smith

Mon 4/21

2:15 pm-4:55 pm

2 stops29h 40m

$840

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Sat 4/12

6:20 pm-10:00 am

1 stop12h 40m

Sydney Kingsford Smith

Mon 4/21

10:10 pm-10:00 am

1 stop14h 50m

$899

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Sat 2/15

7:05 pm-8:50 pm

1 stop21h 45m

Sydney Kingsford Smith

Sun 2/23

10:20 pm-10:25 am

1 stop16h 05m

$925

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Thu 2/6

12:15 am-1:35 pm

1 stop33h 20m

Sydney Kingsford Smith

Sat 3/15

12:00 pm-10:00 am

2 stops50h 00m

$990

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Tue 2/4

12:30 am-9:15 am

2 stops52h 45m

Sydney Kingsford Smith

Wed 3/5

12:10 pm-11:20 pm

2 stops39h 10m

$13,338

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Tue 3/4

12:10 pm-9:15 am

1 stop17h 05m

$234

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Wed 3/5

8:00 am-8:20 pm

1 stop32h 20m

$241

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

Thu 3/6

11:05 am-1:35 pm

3 stops22h 30m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 17 results
1
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Compare providers for flights from Phnom Penh to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Phnom Penh to Sydney in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy2 starsTrust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phnom Penh-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phnom Penh-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phnom Penh-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Phnom Penh to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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.

Travel insights for flights from Phnom Penh to Sydney

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

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

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

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phnom Penh to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Phnom Penh to Sydney (average of $1,051). Flying from Phnom Penh to Sydney in December is currently the most expensive (average of $1,643). 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 PNH to SYD?

Find hourly flight availability from Phnom Penh to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Phnom Penh to Sydney in the morning. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

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

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

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

Rainfall in Sydney by month

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

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

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

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated January 17, 2025.
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Asiana Airlines
8.3
Very good
466 reviews
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

China Airlines
8.2
Very good
737 reviews
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Singapore Airlines
8.1
Very good
1,327 reviews
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Vietnam Airlines
7.7
Good
210 reviews
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Cathay Pacific
7.5
Good
823 reviews
Asiana Airlines
8.3
Very good
466 reviews

Comfort

8.1

Crew

8.5

Food

8.1

Boarding

8.4

Overall

8.3

Entertainment

7.8

Reviews

1 / 10

Next time I never flight with Asiana Airlines, not anymore, this is my first time also my last time

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to Sydney. 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 Phnom Penh to Sydney round-trip?

    Cheapflights users have booked flights from Phnom Penh to Sydney round-trip from $505. Other airlines that can offer you cheap pricing are Vietnam Airlines, from $840, and Malaysia Airlines, from $899. Philippine Airlines is currently priced 42% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $241 on China Southern. Other airlines that offer cheap prices include China Eastern from $350 and Malaysia Airlines from $450 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Phnom Penh to Sydney (average of $1,051). Flying from Phnom Penh to Sydney in December is currently the most expensive (average of $1,643). 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

Traveling to a place near Phnom Penh?

Book flights to Phnom Penh if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Phnom Penh to Sydney

Discover the top 9 airlines that operate flights from Phnom Penh to Sydney. 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 January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
XiamenAirCheapest$491Average$619FlexibilityNo cancel feeOn-time49%
Philippine AirlinesCheapest$502Average$517FlexibilityNo cancel feeOn-time60%
China SouthernCheapest$551Average$652FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$718Average$1,006FlexibilityNo cancel feeOn-time81%
Malaysia AirlinesCheapest$728Average$791FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$744Average$1,132FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$792Average$920FlexibilityNo cancel feeOn-time81%
Thai AirwaysCheapest$802Average$901FlexibilityNo cancel feeOn-time77%
Qantas AirwaysCheapest$935Average$1,109FlexibilityNo cancel feeOn-time74%
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