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Cheap flights from Phnom Penh to Sydney from $536

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — SYD
26 2月 — 5 3月1
1 adult

The best prices from Phnom Penh Pochentong to Sydney Kingsford Smith are usually found in May or December, booked 87 days in advance, depart on a Wednesday or Friday and return on a Tuesday

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 21 2月 2025.

Round-trip from

$655

One-way from

$536

Popular in

January

Cheapest in

May

Average price

$1,577
16/3-1/4
  • 16/3-1/4
  • 2 total stops
  • 41h 15m total
  • Phnom Penh to Sydney
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XiamenAir
  • XiamenAir
  • 26/2
  • 1 total stop
  • 36h 15m total
  • Phnom Penh to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($245 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 21 2月 2025.

週日 16/311:50PNH - SYD
1 stop16h 15mMultiple Airlines
週二 1/422:15SYD - PNH
1 stop25h 00mMultiple Airlines
Deal found 20/2$655
週二 25/318:10PNH - SYD
1 stop36h 15mXiamenAir
週一 31/312:25SYD - PNH
1 stop32h 35mXiamenAir
Deal found 20/2$771
週二 27/501:15PNH - SYD
1 stop27h 45mPhilippine Airlines
週五 1/810:15SYD - PNH
1 stop17h 00mPhilippine Airlines
Deal found 20/2$803
週二 25/311:05PNH - SYD
3 stops22h 30mChina Eastern
週一 31/312:20SYD - PNH
2 stops27h 15mChina Eastern
Deal found 20/2$842
週二 11/311:55PNH - SYD
1 stop28h 25mChina Southern
週三 30/410:05SYD - PNH
1 stop27h 35mChina Southern
Deal found 19/2$869
週三 27/811:25PNH - SYD
1 stop15h 45mCathay Pacific
週二 2/915:00SYD - PNH
2 stops22h 15mCathay Pacific
Deal found 20/2$1,264
週六 5/721:10PNH - SYD
2 stops36h 05mVietnam Airlines
週二 15/710:15SYD - PNH
1 stop29h 45mVietnam Airlines
Deal found 20/2$1,304
週三 27/811:10PNH - SYD
1 stop19h 50mMalaysia Airlines
週二 2/922:10SYD - PNH
1 stop22h 15mMalaysia Airlines
Deal found 20/2$4,686

Find flights from Phnom Penh to Sydney within your budget

Customise 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 647,157 searches. Data last updated 21 2月 2025.

Fly from

Phnom Penh

Fly to

Sydney

Route

Depart

Return

Price

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週日 16/3

11:50-08:05

1 stop16h 15m

Sydney Kingsford Smith

週二 1/4

22:15-19:15

1 stop25h 00m

$655

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 25/3

18:10-10:25

1 stop36h 15m

Sydney Kingsford Smith

週一 31/3

12:25-17:00

1 stop32h 35m

$771

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 27/5

01:15-08:00

1 stop27h 45m

Sydney Kingsford Smith

週五 1/8

10:15-00:15

1 stop17h 00m

$803

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 25/3

11:05-13:35

3 stops22h 30m

Sydney Kingsford Smith

週一 31/3

12:20-11:35

2 stops27h 15m

$842

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 11/3

11:55-20:20

1 stop28h 25m

Sydney Kingsford Smith

週三 30/4

10:05-10:40

1 stop27h 35m

$869

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週六 5/7

21:10-12:15

2 stops36h 05m

Sydney Kingsford Smith

週二 15/7

10:15-13:00

1 stop29h 45m

$1,304

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週三 26/2

18:10-10:25

1 stop36h 15m

$536

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 25/2

11:05-11:00

2 stops43h 55m

$558

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週二 25/2

07:10-06:15

3 stops19h 05m

$740

Phnom PenhSydney

PNH - SYD

PNHSYD

Phnom Penh Pochentong

週一 10/3

11:10-10:20

1 stop19h 10m

$768

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 13 results
1
2

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 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 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 return flight from Phnom Penh to Sydney. Price data was last updated on 14 February 2025.

To ensure you get the cheapest price possible for a flight from Phnom Penh to Sydney, you should look to book at least 87 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 Phnom Penh to Sydney?

Currently, May is the cheapest month in which you can book a flight from Phnom Penh to Sydney (average of $129). Flying from Phnom Penh to Sydney in October is currently the most expensive (average of $171). 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 21 2月 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 28% on flights from Phnom Penh to Sydney by exploring options for tickets in the morning.

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 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 21 2月 2025.
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Asiana Airlines
8.3
Very Good
445 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

China Southern
7.6
Good
87 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Vietnam Airlines
7.6
Good
196 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Cathay Pacific
7.5
Good
820 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Philippine Airlines
7.3
Good
874 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Crew

8.5

Overall

8.3

Boarding

8.4

Entertainment

7.8

Food

8.1

Comfort

8.1

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

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?

    According to our current data, XiamenAir ($771), Philippine Airlines ($803), and China Eastern ($842) offers the cheapest pricing from Phnom Penh to Sydney. XiamenAir is 44% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is XiamenAir, with whom users have recently found tickets for as low as $536. However, be on the lookout for offers from China Eastern and Malaysia Airlines, as they are both options that can get you from Phnom Penh to Sydney for a low price.

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Phnom Penh to Sydney (average of $129). Flying from Phnom Penh to Sydney in October is currently the most expensive (average of $171). 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

Travelling to a place near Phnom Penh?

Book flights to Phnom Penh if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Randwick
Manly
Penrith
Coogee
Cronulla
Terrigal
Bondi Beach
Lithgow
Leura
Swansea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Phnom Penh to Sydney

Discover the top 5 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 647,157 searches. Data last updated 21 2月 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$838Average$1,126FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Malaysia AirlinesCheapest$1,081Average$1,531FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Vietnam AirlinesCheapest$1,143Average$1,471FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Cathay PacificCheapest$1,256Average$1,256FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Singapore AirlinesCheapest$1,320Average$1,659FlexibilityNo cancel feeOn-time81%
Search Singapore 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 Phnom Penh to Sydney?

Cheapflights makes it easy to find Phnom Penh to Sydney 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 Phnom Penh to Sydney?

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Phnom Penh to Sydney, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Phnom Penh to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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