Cheap flights from Hong Kong to Sydney from HK$2,037

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 24-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
9 May — 16 May1
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 Wednesday 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 9 April 2026.

Fri 3-711:55
HKG
-
SYD
1 stop29h 40m
Multiple Airlines
Sun 30-810:15
SYD
-
HKG
2 stops29h 15m
Multiple Airlines
Deal found 7-4HK$4,316
Thu 7-511:55
HKG
-
SYD
1 stop18h 25m
Multiple Airlines
Mon 11-520:50
SYD
-
HKG
1 stop16h 25m
Multiple Airlines
Deal found 4-4HK$4,332
Mon 25-520:45
HKG
-
SYD
1 stop20h 35m
Scoot
Sun 31-513:00
SYD
-
HKG
1 stop32h 45m
Scoot
Deal found 7-4HK$4,340
Mon 6-718:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Fri 10-711:15
SYD
-
HKG
1 stop14h 15m
Multiple Airlines
Deal found 7-4HK$4,348
Fri 8-520:45
HKG
-
SYD
1 stop13h 00m
Scoot
Wed 20-513:00
SYD
-
HKG
1 stop32h 45m
Scoot
Deal found 7-4HK$4,356
Sat 16-518:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Wed 15-720:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 8-4HK$4,363
Wed 2-910:15
HKG
-
SYD
1 stop25h 50m
Multiple Airlines
Wed 16-920:50
SYD
-
HKG
1 stop16h 25m
Multiple Airlines
Deal found 6-4HK$4,371
Thu 4-611:55
HKG
-
SYD
1 stop18h 25m
Multiple Airlines
Mon 8-613:00
SYD
-
HKG
2 stops29h 00m
Multiple Airlines
Deal found 5-4HK$4,379
Thu 20-818:40
HKG
-
SYD
2 stops35h 40m
Multiple Airlines
Wed 26-820:50
SYD
-
HKG
2 stops28h 40m
Multiple Airlines
Deal found 9-4HK$4,387
Fri 8-518:30
HKG
-
SYD
3 stops39h 15m
Multiple Airlines
Thu 21-513:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 8-4HK$4,403
Fri 22-520:45
HKG
-
SYD
1 stop20h 35m
Scoot
Wed 3-620:35
SYD
-
HKG
1 stop25h 10m
Scoot
Deal found 4-4HK$4,410

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 9 April 2026.

Round-trip from

HK$4,316

One-way from

HK$2,037

Popular in

January

Cheapest in

March

Average price

HK$6,189

Good round-trip deal

HK$4,752 or less

Good one-way deal

HK$2,875 or less
3-7-30-8
  • 3-7-30-8
  • 3 total stops
  • 58h 55m total
  • Hong Kong to Sydney
Scoot
  • Scoot
  • 24-5
  • 1 total stop
  • 20h 35m total
  • Hong Kong to Sydney
Highest demand for flights based on searches. 16% potential increase in price (HK$9,269 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,103 potential savings vs. average return price).
Average for round-trip flights in April 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 9 April 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

Tue 7-7

18:30-19:35

1 stop23h 05m

Sydney Kingsford Smith

Sun 12-7

20:50-11:15

1 stop16h 25m

HK$5,178

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 24-4

13:15-19:20

2 stops28h 05m

Sydney Kingsford Smith

Thu 30-4

13:00-19:45

1 stop32h 45m

HK$5,351

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 20-5

14:25-06:05

1 stop13h 40m

Sydney Kingsford Smith

Sun 31-5

07:25-23:00

1 stop17h 35m

HK$5,437
Fastest return journey

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 21-4

22:05-09:35

Nonstop9h 30m

Sydney Kingsford Smith

Fri 1-5

11:05-19:10

Nonstop10h 05m

HK$7,301

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 5-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Sun 17-5

06:25-17:55

1 stop13h 30m

HK$7,630

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 20-9

14:30-08:15

2 stops39h 45m

Sydney Kingsford Smith

Mon 19-10

11:15-13:30

2 stops29h 15m

HK$7,669

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 19-4

22:05-09:45

Nonstop9h 40m

Sydney Kingsford Smith

Mon 27-4

11:15-19:10

Nonstop9h 55m

HK$7,669

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 19-4

18:30-19:35

1 stop23h 05m

Sydney Kingsford Smith

Mon 27-4

20:50-11:15

1 stop16h 25m

HK$7,677

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 28-6

14:35-07:00

1 stop14h 25m

Sydney Kingsford Smith

Sat 11-7

12:25-13:15

2 stops26h 50m

HK$7,795

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 1-6

14:30-08:15

2 stops39h 45m

Sydney Kingsford Smith

Wed 10-6

10:15-13:30

2 stops29h 15m

HK$7,850

Flights are sorted by cheapest return flights first.

Deals found on 7-4

Showing 1-10 of 24 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?

Use this chart to determine the optimal time to book a return flight from Hong Kong to Sydney. Price data was last updated on 3 April 2026.

The best time to book flights from Hong Kong to Sydney is 33 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, July is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,384). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,131). 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 9 April 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 9 April 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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

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 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 15m.

  • 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. Singapore Airlines provides one of the quickest options available for as low as HK$7,630. 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 70% 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$1,485 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 Cathay Pacific (75%), MIAT Mongolian (73%) and Hong Kong Airlines (69%).

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

    On average you can expect to pay HK$4,522 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$2,872 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$3,188.

  • 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, July is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$3,384). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,131). 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 9 April 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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestHK$1,694AverageHK$3,227FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Hong Kong AirlinesCheapestHK$3,400AverageHK$4,753FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Hainan AirlinesCheapestHK$3,887AverageHK$4,572FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Qantas AirwaysCheapestHK$4,241AverageHK$5,250FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapestHK$4,294AverageHK$5,077FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapestHK$4,627AverageHK$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?

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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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