Cheap flights from Hong Kong to Sydney from HK$1,981

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 25-7. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
24 Thg. 4 — 1 Thg. 51
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 March, booked 77 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

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 25 Tháng Ba 2026.

Th. 3 7-418:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Th. 4 15-420:50
SYD
-
HKG
1 stop16h 25m
Multiple Airlines
Deal found 24-3HK$4,165
Th. 2 13-418:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Th. 2 4-520:50
SYD
-
HKG
2 stops28h 30m
Multiple Airlines
Deal found 24-3HK$4,173
CN 10-520:45
HKG
-
SYD
1 stop20h 35m
Scoot
Th. 5 14-520:40
SYD
-
HKG
1 stop25h 05m
Scoot
Deal found 25-3HK$4,181
Th. 2 11-518:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Th. 6 15-509:45
SYD
-
HKG
1 stop27h 30m
Multiple Airlines
Deal found 25-3HK$4,189
Th. 3 7-418:40
HKG
-
SYD
1 stop17h 35m
Sichuan Airlines
Th. 4 15-420:20
SYD
-
HKG
1 stop23h 05m
Sichuan Airlines
Deal found 25-3HK$4,197
Th. 2 6-410:15
HKG
-
SYD
1 stop25h 50m
Multiple Airlines
CN 19-409:45
SYD
-
HKG
1 stop27h 30m
Multiple Airlines
Deal found 23-3HK$4,212
Th. 2 11-518:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Th. 5 14-521:00
SYD
-
HKG
1 stop14h 05m
Multiple Airlines
Deal found 25-3HK$4,220
Th. 6 8-518:40
HKG
-
SYD
2 stops35h 40m
Multiple Airlines
Th. 2 18-520:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 25-3HK$4,228
CN 7-620:45
HKG
-
SYD
1 stop20h 35m
Multiple Airlines
Th. 6 12-609:45
SYD
-
HKG
2 stops34h 30m
Multiple Airlines
Deal found 25-3HK$4,236
Th. 7 9-520:40
HKG
-
SYD
1 stop31h 35m
Juneyao Airlines
Th. 7 23-508:15
SYD
-
HKG
1 stop28h 25m
Juneyao Airlines
Deal found 22-3HK$4,244
Th. 6 24-417:50
HKG
-
SYD
2 stops23h 45m
Multiple Airlines
Th. 3 28-420:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 25-3HK$4,252

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 25 Tháng Ba 2026.

Round-trip from

HK$4,165

One-way from

HK$1,981

Popular in

January

Cheapest in

August

Average price

HK$4,870

Good round-trip deal

HK$4,683 or less

Good one-way deal

HK$3,507 or less
7-4-15-4
  • 7-4-15-4
  • 2 total stops
  • 39h 30m total
  • Hong Kong to Sydney
25-7
  • 25-7
  • 1 total stop
  • 33h 05m total
  • Hong Kong to Sydney
Highest demand for flights based on searches. 17% potential increase in price (HK$9,378 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,107 potential savings vs. average return price).
Average for round-trip flights in March 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 25 Tháng Ba 2026.
Use the filters below to find and compare flights from Hong Kong to Sydney that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 4 20-5

18:40-14:15

1 stop17h 35m

Sydney Kingsford Smith

CN 31-5

20:20-17:25

1 stop23h 05m

HK$4,745

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 4 6-5

19:50-07:20

1 stop33h 30m

Sydney Kingsford Smith

Th. 4 13-5

10:15-18:50

1 stop34h 35m

HK$6,350

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 5 4-6

15:15-06:05

2 stops36h 50m

Sydney Kingsford Smith

CN 7-6

07:05-14:15

2 stops33h 10m

HK$6,358

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 6 17-7

15:15-07:15

1 stop14h 00m

Sydney Kingsford Smith

Th. 6 24-7

07:05-14:15

2 stops33h 10m

HK$6,366

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 5 21-5

20:05-10:30

1 stop12h 25m

Sydney Kingsford Smith

Th. 3 26-5

10:10-17:55

Nonstop9h 45m

HK$6,397

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 5 4-6

20:05-11:30

1 stop13h 25m

Sydney Kingsford Smith

CN 7-6

10:10-17:55

Nonstop9h 45m

HK$6,804
Fastest return journey

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 2 1-6

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Th. 4 3-6

10:10-17:55

Nonstop9h 45m

HK$6,820

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 3 5-5

13:35-08:00

2 stops40h 25m

Sydney Kingsford Smith

CN 17-5

20:30-12:45

1 stop18h 15m

HK$7,062

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 2 20-4

14:35-06:25

1 stop13h 50m

Sydney Kingsford Smith

Th. 5 23-4

09:15-23:50

1 stop16h 35m

HK$7,117
Cheapest one-way

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Th. 3 11-8

08:45-10:00

1 stop23h 15m

HK$2,568

Flights are sorted by cheapest return flights first.

Deals found on 22-3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 13 March 2026.

The best time to book flights from Hong Kong to Sydney is 77 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$3,461). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,128). 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 Tháng Ba 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 25 Tháng Ba 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.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Food

7.8

Overall

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 22 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 27h. Malaysia Airlines provides one of the quickest options available for as low as HK$4,706. 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$2,010, 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 65% 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$1,305. 宿霧太平洋航空 flights start at HK$1,484 while deals on Hainan Airlines start at HK$1,921 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 (70%), Turkish Airlines (70%) and MIAT Mongolian (67%).

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

    On average you can expect to pay HK$4,417 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$3,030 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$3,155.

  • 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$3,461). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,128). 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 Tháng Ba 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 25 Tháng Ba 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestHK$2,010AverageHK$3,272FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Hong Kong AirlinesCheapestHK$3,393AverageHK$4,660FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Hainan AirlinesCheapestHK$3,885AverageHK$4,570FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Qantas AirwaysCheapestHK$4,242AverageHK$5,260FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapestHK$4,292AverageHK$5,075FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapestHK$4,626AverageHK$6,370FlexibilityNo 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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