Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Sydney from HK$2,327

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 15-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
5 Jun — 12 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Sydney Kingsford Smith are usually found in March or August, booked 33 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 6 May 2026.

Sun 10-520:45
HKG
-
SYD
1 stop13h 00m
Multiple Airlines
Sun 17-513:00
SYD
-
HKG
2 stops31h 50m
Multiple Airlines
Deal found 4-5HK$4,592
Sun 17-507:55
HKG
-
SYD
2 stops33h 25m
Multiple Airlines
Thu 21-513:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 3-5HK$4,607
Sat 16-518:40
HKG
-
SYD
2 stops22h 40m
Multiple Airlines
Wed 15-713:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 1-5HK$4,615
Mon 8-620:45
HKG
-
SYD
1 stop20h 35m
Multiple Airlines
Mon 31-810:15
SYD
-
HKG
2 stops31h 30m
Multiple Airlines
Deal found 2-5HK$4,623
Wed 24-610:15
HKG
-
SYD
1 stop25h 50m
Hainan Airlines
Sat 27-621:00
SYD
-
HKG
1 stop14h 05m
Hainan Airlines
Deal found 2-5HK$4,631
Sun 25-1016:25
HKG
-
SYD
1 stop17h 40m
Scoot
Sun 8-1120:05
SYD
-
HKG
1 stop22h 20m
Scoot
Deal found 1-5HK$4,639
Mon 4-520:45
HKG
-
SYD
1 stop13h 00m
Scoot
Sat 9-513:00
SYD
-
HKG
1 stop32h 45m
Scoot
Deal found 1-5HK$4,647
Sun 25-1016:25
HKG
-
SYD
1 stop23h 25m
Scoot
Thu 5-1120:05
SYD
-
HKG
1 stop22h 20m
Scoot
Deal found 5-5HK$4,654
Sun 10-520:45
HKG
-
SYD
1 stop13h 00m
Scoot
Sun 5-720:35
SYD
-
HKG
1 stop25h 10m
Scoot
Deal found 2-5HK$4,662
Sun 31-520:45
HKG
-
SYD
1 stop13h 00m
Scoot
Thu 4-620:35
SYD
-
HKG
1 stop25h 10m
Scoot
Deal found 1-5HK$4,670
Fri 4-914:30
HKG
-
SYD
1 stop19h 45m
Vietnam Airlines
Mon 14-910:15
SYD
-
HKG
1 stop33h 10m
Vietnam Airlines
Deal found 2-5HK$4,678
Sat 16-518:40
HKG
-
SYD
2 stops22h 40m
Multiple Airlines
Sat 23-513:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 2-5HK$4,686

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 6 May 2026.

Round-trip from

HK$4,607

One-way from

HK$2,327

Popular in

January

Cheapest in

March

Average price

HK$5,861

Good round-trip deal

HK$6,055 or less

Good one-way deal

HK$4,978 or less
Scoot
  • Scoot
  • 17-5-21-5
  • 3 total stops
  • 66h 10m total
  • Hong Kong to Sydney
Search Deals
15-9
  • 15-9
  • 2 total stops
  • 21h 40m total
  • Hong Kong to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (HK$9,042 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,066 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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

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 6 May 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

Sun 14-6

20:45-19:20

1 stop20h 35m

Sydney Kingsford Smith

Sun 21-6

20:35-19:45

1 stop25h 10m

HK$5,305

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 14-6

07:25-11:45

2 stops26h 20m

Sydney Kingsford Smith

Sun 21-6

20:35-23:40

2 stops29h 05m

HK$6,057

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 17-5

21:15-09:00

3 stops57h 45m

Sydney Kingsford Smith

Tue 7-7

10:05-13:35

2 stops29h 30m

HK$6,512
Fastest return journey

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 29-10

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Mon 2-11

11:15-17:50

Nonstop9h 35m

HK$7,154

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 16-5

11:35-09:00

2 stops43h 25m

Sydney Kingsford Smith

Wed 15-7

10:05-19:05

3 stops35h 00m

HK$7,475

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 5-6

21:15-12:35

2 stops61h 20m

Sydney Kingsford Smith

Fri 19-6

10:05-20:15

2 stops36h 10m

HK$7,569

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 27-8

13:35-08:00

2 stops40h 25m

Sydney Kingsford Smith

Thu 3-9

10:00-10:25

2 stops26h 25m

HK$7,891

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 26-7

22:05-09:45

Nonstop9h 40m

Sydney Kingsford Smith

Sun 23-8

11:05-19:10

Nonstop10h 05m

HK$7,938

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 15-8

09:40-07:10

2 stops19h 30m

Sydney Kingsford Smith

Wed 26-8

11:40-05:45

1 stop20h 05m

HK$8,024

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 2-6

12:35-09:00

2 stops18h 25m

Sydney Kingsford Smith

Tue 16-6

11:00-10:30

2 stops25h 30m

HK$8,760

Flights are sorted by cheapest return flights first.

Deals found on 30-4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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?

The best time to book flights from Hong Kong to Sydney is 32 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$4,827). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$7,334). 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 6 May 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 6 May 2026.
See what other customers who have flown with Hainan Airlines,Singapore Airlines, andCathay Pacific 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.
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.3
Very Good
66 reviews
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Singapore Airlines
8.2
Very Good
1,509 reviews
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Cathay Pacific
7.6
Good
1,313 reviews
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Qantas Airways
7.5
Good
1,033 reviews
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hong Kong Airlines
6.3
Okay
32 reviews
Hainan Airlines
8.3
Very Good
66 reviews
Check prices

Food

8.3

Overall

8.3

Crew

8.8

Comfort

8.1

Entertainment

7.7

Boarding

8.5

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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 25 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?

    This flight path from Hong Kong Intl to Sydney Kingsford Smith was viewed by 1,003 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Hong Kong to Sydney can take about 9h 30m. Scoot provides one of the quickest options available for as low as HK$7,154. 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$1,694, 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 71% 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$1,286. 宿霧太平洋航空 flights start at HK$1,486 while deals on Hainan Airlines start at HK$1,922 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 (78%), Turkish Airlines (78%) and SWISS (69%).

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

    On average you can expect to pay HK$6,396 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$3,998 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$4,153.

  • 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$4,827). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$7,334). 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

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.

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 6 May 2026.
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 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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestHK$1,694AverageHK$3,274FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Hong Kong AirlinesCheapestHK$3,407AverageHK$4,972FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Hainan AirlinesCheapestHK$3,580AverageHK$4,573FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Qantas AirwaysCheapestHK$4,243AverageHK$5,212FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapestHK$4,552AverageHK$5,079FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapestHK$4,589AverageHK$6,475FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.