Cheap flights from Hong Kong to Sydney from HK$1,914

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 21-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
25 des. — 1 jan.1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Hong Kong Intl to Sydney Kingsford Smith are usually found in August or October, booked 80 days in advance, depart on a Tuesday or Monday and return on a Sunday

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 25 November 2025.

Round-trip from

HK$3,572

One-way from

HK$1,914

Popular in

January

Cheapest in

August

Average price

HK$5,308

Good round-trip deal

HK$4,607 or less

Good one-way deal

HK$3,796 or less
Sichuan Airlines
  • Sichuan Airlines
  • 14-12-7-1
  • 2 total stops
  • 40h 15m total
  • Hong Kong to Sydney
Hainan Airlines
  • Hainan Airlines
  • 21-12
  • 1 total stop
  • 20h 10m total
  • Hong Kong to Sydney
Highest demand for flights based on searches. 21% potential increase in price (HK$12,927 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (HK$2,482 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Hong Kong Intl to Sydney Kingsford Smith.
Price to beat on a one-way flight from Hong Kong Intl to Sydney Kingsford Smith.

Find flight deals from Hong Kong to Sydney

Enter your travel dates to find the best prices.

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 25 November 2025.

sø. 14-1218:20HKG - SYD
1 stop17h 20mSichuan Airlines
fr. 9-121:25SYD - HKG
1 stop22h 55mSichuan Airlines
Deal found 24-11HK$3,572
on. 17-1218:20HKG - SYD
1 stop17h 20mSichuan Airlines
ma. 2-221:25SYD - HKG
1 stop22h 55mSichuan Airlines
Deal found 24-11HK$3,580
sø. 28-1220:55HKG - SYD
1 stop15h 25mHainan Airlines
ti. 13-121:00SYD - HKG
1 stop15h 10mHainan Airlines
Deal found 24-11HK$3,603
ti. 2-1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
sø. 1-212:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 25-11HK$3,697
to. 27-1122:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
lø. 24-112:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 23-11HK$3,751
sø. 28-1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
ti. 13-112:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 24-11HK$3,759
ti. 2-1220:05HKG - SYD
2 stops33h 00mMultiple Airlines
sø. 1-221:50SYD - HKG
2 stops28h 15mMultiple Airlines
Deal found 23-11HK$3,774
to. 4-1218:20HKG - SYD
1 stop17h 20mMultiple Airlines
on. 11-213:35SYD - HKG
2 stops25h 45mMultiple Airlines
Deal found 25-11HK$3,806
to. 27-1122:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
sø. 25-112:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 23-11HK$3,821

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 25 November 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

ma. 15-12

18:20-14:40

1 stop17h 20m

Sydney Kingsford Smith

on. 7-1

21:25-17:20

1 stop22h 55m

HK$3,580

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

to. 12-3

22:25-10:55

Nonstop9h 30m

Sydney Kingsford Smith

ma. 16-3

12:35-19:25

Nonstop9h 50m

HK$3,899

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

to. 5-3

22:25-10:55

Nonstop9h 30m

Sydney Kingsford Smith

ma. 9-3

12:35-19:25

Nonstop9h 50m

HK$3,899

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

ti. 5-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

ma. 18-5

10:10-17:55

Nonstop9h 45m

HK$4,381

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

ti. 23-12

21:20-09:35

Nonstop9h 15m

Sydney Kingsford Smith

fr. 9-1

11:05-17:30

Nonstop9h 25m

HK$4,623

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

sø. 22-2

19:05-07:15

Nonstop9h 10m

Sydney Kingsford Smith

sø. 8-3

11:05-17:30

Nonstop9h 25m

HK$4,638

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

ma. 16-3

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

on. 25-3

11:15-17:50

Nonstop9h 35m

HK$4,732

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

on. 24-12

21:20-09:35

Nonstop9h 15m

Sydney Kingsford Smith

sø. 11-1

08:45-15:05

Nonstop9h 20m

HK$4,887

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

to. 12-3

19:30-08:05

1 stop33h 35m

Sydney Kingsford Smith

ma. 16-3

11:15-18:30

1 stop34h 15m

HK$5,090

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

on. 24-12

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

sø. 11-1

06:30-17:35

1 stop14h 05m

HK$5,323

Flights are sorted by cheapest return flights first.

Deals found on 22-11

Showing 1-10 of 24 results
1
2
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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 21 November 2025.

The best time to book flights from Hong Kong to Sydney is 80 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, March is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,191). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,844). 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 25 November 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 in the afternoon, which can drop the price by up to 22% 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 2 November 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.

How much does it cost for a return flight from Hong Kong to Sydney?

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 25 November 2025.
See what other customers who have flown with Singapore Airlines, Cathay Pacific, andQantas Airways from Hong Kong to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Entertainment

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Entertainment

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Entertainment

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Entertainment

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Entertainment

8.0

Overall

8.1

Boarding

8.3

Comfort

8.0

Food

7.8

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

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 8 different airlines have flights from Hong Kong Intl (HKG) to Kingsford Smith (SYD) on a regular basis. There are 27 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 9h 05m.

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

  • How long is the flight from Hong Kong to Sydney?

    A quick flight from Hong Kong to Sydney can take about 9h 15m. Sichuan Airlines provides one of the quickest options available for as low as HK$4,381. There are 7387 km between Hong Kong and Sydney. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Hong Kong to Sydney round-trip?

    Scoot, at HK$2,658, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Sichuan Airlines and Hong Kong Airlines. You may be able to fly from Hong Kong to Sydney for 56% less than the average price by searching for these airlines.

  • 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 Turkish Airlines (100%), Hong Kong Airlines (80%) and Lufthansa (78%).

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

    On average you can expect to pay HK$14,697 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$2,699 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$3,175.

  • 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, March is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,191). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,844). 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Penrith

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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 25 November 2025.

Top 8 airlines flying from Hong Kong to Sydney

Discover the top 8 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 25 November 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestHK$2,658AverageHK$3,243FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Sichuan AirlinesCheapestHK$2,853AverageHK$3,466FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Hong Kong AirlinesCheapestHK$3,387AverageHK$4,520FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Hainan AirlinesCheapestHK$3,927AverageHK$4,571FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Singapore AirlinesCheapestHK$4,102AverageHK$5,044FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapestHK$4,278AverageHK$5,806FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapestHK$4,604AverageHK$6,450FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Philippine AirlinesCheapestHK$4,982AverageHK$7,817FlexibilityNo cancel feeOn-time60%
Search Philippine 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 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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