Cheap flights from Hong Kong to Sydney from HK$2,532

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 12-4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
12 Mar — 19 Mar1
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 38 days in advance, depart on a Tuesday or Monday and return on a Sunday

Cheap 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 10 February 2026.

Thu 12-323:05
HKG
-
SYD
2 stops31h 10m
Multiple Airlines
Thu 19-320:05
SYD
-
HKG
2 stops25h 45m
Multiple Airlines
Deal found 9-2HK$4,236
Sat 28-216:25
HKG
-
SYD
1 stop16h 55m
Scoot
Sat 7-320:05
SYD
-
HKG
1 stop22h 20m
Scoot
Deal found 10-2HK$4,243
Sat 7-321:15
HKG
-
SYD
2 stops37h 20m
China Eastern
Sat 14-313:30
SYD
-
HKG
2 stops49h 25m
China Eastern
Deal found 10-2HK$4,251
Sat 4-418:40
HKG
-
SYD
1 stop17h 35m
Multiple Airlines
Wed 15-413:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 10-2HK$4,259
Tue 21-415:15
HKG
-
SYD
2 stops36h 50m
Multiple Airlines
Tue 28-420:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 10-2HK$4,267
Thu 26-219:25
HKG
-
SYD
Nonstop9h 30m
Qantas Airways
Wed 11-311:15
SYD
-
HKG
Nonstop9h 35m
Qantas Airways
Deal found 10-2HK$4,282
Fri 22-516:05
HKG
-
SYD
1 stop20h 00m
Multiple Airlines
Sun 31-513:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 9-2HK$4,290
Tue 28-418:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Tue 12-520:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 9-2HK$4,306
Tue 26-514:30
HKG
-
SYD
1 stop19h 45m
Vietnam Airlines
Tue 2-610:15
SYD
-
HKG
1 stop33h 10m
Vietnam Airlines
Deal found 9-2HK$4,314
Tue 26-514:30
HKG
-
SYD
1 stop19h 45m
Vietnam Airlines
Mon 1-610:15
SYD
-
HKG
1 stop33h 10m
Vietnam Airlines
Deal found 9-2HK$4,322
Thu 26-212:15
HKG
-
SYD
2 stops27h 35m
Multiple Airlines
Wed 11-313:35
SYD
-
HKG
2 stops25h 45m
Multiple Airlines
Deal found 9-2HK$4,329

Find 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 10 February 2026.

Round-trip from

HK$4,236

One-way from

HK$2,532

Popular in

January

Cheapest in

August

Average price

HK$6,697

Good round-trip deal

HK$4,714 or less

Good one-way deal

HK$4,322 or less
12-3-19-3
  • 12-3-19-3
  • 4 total stops
  • 56h 55m total
  • Hong Kong to Sydney
12-4
  • 12-4
  • 3 total stops
  • 45h 10m total
  • Hong Kong to Sydney
Highest demand for flights based on searches. 15% potential increase in price (HK$8,560 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,052 potential savings vs. average return price).
Average for round-trip flights in February 2026
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.

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 10 February 2026.
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

Tue 28-4

18:30-19:35

1 stop23h 05m

Sydney Kingsford Smith

Tue 12-5

20:50-17:55

1 stop23h 05m

HK$4,306

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 24-5

14:30-12:15

1 stop19h 45m

Sydney Kingsford Smith

Mon 1-6

10:15-17:25

1 stop33h 10m

HK$4,322

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 16-3

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Mon 20-4

10:10-17:55

Nonstop9h 45m

HK$4,345

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 9-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Sat 23-5

10:10-17:55

Nonstop9h 45m

HK$4,345

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 3-3

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Tue 17-3

11:15-17:50

Nonstop9h 35m

HK$4,345

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 21-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Tue 26-5

10:10-17:55

Nonstop9h 45m

HK$4,353

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 4-6

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Thu 18-6

10:10-17:55

Nonstop9h 45m

HK$4,353

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 5-8

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Sat 22-8

10:10-17:55

Nonstop9h 45m

HK$4,361

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 4-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Mon 18-5

10:10-17:55

Nonstop9h 45m

HK$4,361

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 3-8

08:45-10:00

1 stop23h 15m

HK$2,571

Flights are sorted by cheapest return flights first.

Deals found on 9-2

Showing 1-10 of 21 results
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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 6 February 2026.

The best time to book flights from Hong Kong to Sydney is 38 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, October is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,454). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,119). 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 10 February 2026.

When flying from Hong Kong to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 10 February 2026.
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.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

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 6 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 00m.

  • 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 30m. Vietnam Airlines provides one of the quickest options available for as low as HK$4,345. 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$2,630, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Hong Kong Airlines and Hainan Airlines. You may be able to fly from Hong Kong to Sydney for 55% 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$1,302. 宿霧太平洋航空 flights start at HK$1,482 while deals on Hainan Airlines start at HK$1,569 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 Hong Kong Airlines (83%), Turkish Airlines (83%) and Qantas Airways (80%).

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

    On average you can expect to pay HK$5,197 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$3,173 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$2,946.

  • 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, October is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,454). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,119). 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 10 February 2026.

Top 6 airlines flying from Hong Kong to Sydney

Discover the top 6 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 10 February 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestHK$2,630AverageHK$3,265FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Hong Kong AirlinesCheapestHK$3,386AverageHK$4,550FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Hainan AirlinesCheapestHK$3,943AverageHK$4,581FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Singapore AirlinesCheapestHK$4,119AverageHK$5,065FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapestHK$4,295AverageHK$5,564FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapestHK$4,608AverageHK$6,405FlexibilityNo 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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