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Cheap flights from Hong Kong to Sydney from HK$1,451

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 2-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
29 Apr — 6 May1
1 adult

Cheapflights Tip: The best prices from Hong Kong Intl to Sydney Kingsford Smith are usually found in August or March, booked 87 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap flight deals from Hong Kong to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) 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 24 April 2025.

Round-trip from

HK$4,360

One-way from

HK$1,451

Popular in

January

Cheapest in

August

Average price

HK$6,525

Good round-trip deal

HK$4,942 or less

Good one-way deal

HK$4,134 or less
Hong Kong Airlines
  • Hong Kong Airlines
  • 1-8-9-8
  • 1 total stop
  • 30h 25m total
  • Hong Kong to Sydney
Search Deals
Scoot
  • Scoot
  • 2-6
  • 1 total stop
  • 14h 15m total
  • Hong Kong to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (HK$9,982 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (HK$2,043 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to Sydney Kingsford Smith.
Search Deals

Find flight deals from Hong Kong to Sydney

Cheapest flights from Hong Kong to Sydney
Explore the most affordable flight options available from Hong Kong to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Fri 1-811:00HKG - SYD
1 stop20h 45mMultiple Airlines
Sat 16-811:30SYD - HKG
Nonstop9h 40mMultiple Airlines
Deal found 23-4HK$4,360
Fri 9-518:40HKG - SYD
1 stop17h 35mSichuan Airlines
Sun 25-520:20SYD - HKG
1 stop23h 05mSichuan Airlines
Deal found 24-4HK$4,523
Mon 3-1112:20HKG - SYD
2 stops19h 05mXiamenAir
Mon 10-1112:30SYD - HKG
2 stops25h 50mXiamenAir
Deal found 24-4HK$4,562
Fri 30-514:35HKG - SYD
2 stops39h 55mChina Eastern
Mon 2-611:20SYD - HKG
2 stops25h 05mChina Eastern
Deal found 24-4HK$4,601
Tue 2-919:30HKG - SYD
Nonstop9h 15mQantas Airways
Tue 28-1011:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 24-4HK$4,609
Sun 31-821:35HKG - SYD
Nonstop9h 05mCathay Pacific
Thu 2-1010:10SYD - HKG
Nonstop9h 40mCathay Pacific
Deal found 24-4HK$4,748
Tue 22-711:00HKG - SYD
1 stop20h 45m宿霧太平洋航空
Wed 30-711:15SYD - HKG
1 stop24h 30m宿霧太平洋航空
Deal found 24-4HK$4,942
Fri 1-822:25HKG - SYD
Nonstop9h 25mHong Kong Airlines
Sat 16-811:30SYD - HKG
Nonstop9h 40mHong Kong Airlines
Deal found 23-4HK$5,299
Sun 31-823:00HKG - SYD
1 stop31h 00mPhilippine Airlines
Sat 4-1010:10SYD - HKG
1 stop13h 40mPhilippine Airlines
Deal found 24-4HK$5,772
Sat 20-1218:50HKG - SYD
1 stop14h 00mSingapore Airlines
Wed 31-1216:10SYD - HKG
1 stop22h 10mSingapore Airlines
Deal found 24-4HK$6,323
Fri 21-1109:30HKG - SYD
1 stop22h 15mGaruda Indonesia
Thu 4-1211:10SYD - HKG
2 stops21h 35mGaruda Indonesia
Deal found 24-4HK$6,354
Sun 8-600:40HKG - SYD
1 stop31h 15mT'way Air
Sat 14-611:40SYD - HKG
1 stop37h 35mT'way Air
Deal found 24-4HK$6,486

Cheapflights Fare Finder

Customise your flight search to find flights from Hong Kong 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 70,647 searches. Data last updated 24 April 2025.
Use the filters below to find and compare flights from Hong Kong to Sydney that are best for you.

Fly from

Hong Kong

Fly to

Sydney

Route

Departure

Return

Price

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 1-8

11:00-09:45

1 stop20h 45m

Sydney Kingsford Smith

Sat 16-8

11:30-19:10

Nonstop9h 40m

HK$4,360

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 9-5

18:40-14:15

1 stop17h 35m

Sydney Kingsford Smith

Sun 25-5

20:20-17:25

1 stop23h 05m

HK$4,523

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 30-5

14:35-08:30

2 stops39h 55m

Sydney Kingsford Smith

Mon 2-6

11:20-10:25

2 stops25h 05m

HK$4,601

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 2-9

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Tue 28-10

11:15-17:50

Nonstop9h 35m

HK$4,609

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 31-8

21:35-08:40

Nonstop9h 05m

Sydney Kingsford Smith

Wed 1-10

10:10-17:50

Nonstop9h 40m

HK$4,748

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 22-7

11:00-09:45

1 stop20h 45m

Sydney Kingsford Smith

Wed 30-7

11:15-09:45

1 stop24h 30m

HK$4,942

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 1-8

22:25-09:50

Nonstop9h 25m

Sydney Kingsford Smith

Sat 16-8

11:30-19:10

Nonstop9h 40m

HK$5,299

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 16-6

12:35-09:20

2 stops18h 45m

Sydney Kingsford Smith

Sat 21-6

11:25-11:35

2 stops26h 10m

HK$5,594

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 31-8

23:00-08:00

1 stop31h 00m

Sydney Kingsford Smith

Sat 4-10

10:10-21:50

1 stop13h 40m

HK$5,772

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 8-6

00:40-09:55

1 stop31h 15m

Sydney Kingsford Smith

Sat 14-6

11:40-23:15

1 stop37h 35m

HK$6,486

Flights are sorted by cheapest return flights first.

Deals found on 23-4

Showing 1-10 of 28 results
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Best time to book a flight from Hong Kong to Sydney

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

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Sydney

How far ahead should I book a flight from Hong Kong to Sydney?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Sydney. Price data was last updated on 18 April 2025.

The best time to book flights from Hong Kong to Sydney is 87 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 Hong Kong to Sydney?

Currently, August is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$535). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$987). 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 HKG to SYD?

Find hourly flight availability from Hong Kong 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 24 April 2025.

When flying from Hong Kong to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 24% versus a flight in the morning.

What is the cheapest day to fly from Hong Kong to Sydney?

Use this chart to determine the cheapest time to fly return from Hong Kong to Sydney. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Hong Kong to Sydney flight should consider departing on Saturday at midday when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Hong Kong to Sydney

Explore weekly flight availability from Hong Kong to Sydney. 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 24 April 2025.

The most flights from HKG to SYD are scheduled on a Wednesday (26 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

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 24 April 2025.
To help decide which airline to fly from Hong Kong to Sydney, see what other customers have to say about Asiana Airlines, Fiji Airways and Garuda Indonesia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very Good
443 reviews
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Fiji Airways
8.1
Very Good
188 reviews
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Garuda Indonesia
8.1
Very Good
72 reviews
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Vietnam Airlines
7.6
Good
194 reviews
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Qantas Airways
7.5
Good
826 reviews
Asiana Airlines
8.2
Very Good
443 reviews
Check prices

Entertainment

7.7

Boarding

8.3

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Hong Kong to Sydney?

    You will need to book a flight from Hong Kong Intl to Sydney Kingsford Smith if you want to fly from Hong Kong to Sydney. At least 9 different airlines have flights from Hong Kong Intl (HKG) to Kingsford Smith (SYD) on a regular basis. There are 23 flights to Sydney from the Hong Kong airport per day. If you manage to book one that is nonstop, then you can expect the flight time from HKG to SYD to be around 8h 55m.

  • How popular is this Hong Kong to Sydney flight route?

    This flight path from Hong Kong Intl to Sydney Kingsford Smith was viewed by 1,219 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 Hong Kong to Sydney round-trip?

    Sichuan Airlines, at HK$4,523, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include China Eastern and Qantas Airways. You may be able to fly from Hong Kong to Sydney for 29% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Hong Kong to Sydney one-way?

    To fly one-way, consider booking your trip with Scoot, which is currently one of the cheapest options available, starting at HK$1,451. VietJet Air flights start at HK$1,629 while deals on 宿霧太平洋航空 start at HK$1,722 one-way.

  • What are the most reliable airlines from Hong Kong to Sydney?

    The top 3 most reliable airlines when flying from Hong Kong to Sydney are MIAT Mongolian (74%), Finnair (66%) and British Airways (66%).

  • What are the cheapest flights from Hong Kong to Sydney?

    On average you can expect to pay HK$15,243 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$3,261 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$2,576.

  • Can I find deals for flights from Hong Kong to Sydney that include hotel bookings?

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

  • How can I find direct flights from Hong Kong to Sydney?

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

  • Can I find deals for business class flights from Hong Kong to Sydney?

    Yes. Cheapflights offers flight deals from Hong Kong 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 Hong Kong to Sydney?

    Currently, August is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$535). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$987). 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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Fly from Hong Kong to Sydney on these airlines

Choose from the following airlines for your flight from Hong Kong to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 24 April 2025.
Cathay Pacific flights from Hong Kong Intl to Sydney Kingsford Smith
Qantas Airways flights from Hong Kong Intl to Sydney Kingsford Smith
Scoot flights from Hong Kong Intl to Sydney Kingsford Smith

Top 9 airlines flying from Hong Kong to Sydney

Discover the top 9 airlines that operate flights from Hong Kong 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 70,647 searches. Data last updated 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapestHK$1,750AverageHK$3,970FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
ScootCheapestHK$2,813AverageHK$3,191FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Sichuan AirlinesCheapestHK$2,829AverageHK$3,021FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
XiamenAirCheapestHK$3,176AverageHK$4,519FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Hong Kong AirlinesCheapestHK$3,475AverageHK$4,319FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Philippine AirlinesCheapestHK$3,798AverageHK$5,382FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Singapore AirlinesCheapestHK$3,833AverageHK$4,822FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapestHK$4,726AverageHK$6,324FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapestHK$4,877AverageHK$6,747FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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 Hong Kong to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Hong Kong today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Sydney?

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 Hong Kong to Sydney.

Can Cheapflights find flights from Hong Kong to Sydney with no change fees?

Yes, we can. To see specific flights from Hong Kong to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Hong Kong to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Hong Kong to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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