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Cheap flights from Hong Kong to Sydney from $370

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
21 May — 28 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong to Sydney Kingsford Smith are usually found in March or August, booked 33 days in advance, depart on a Sunday or Saturday 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 21 April 2026.

Mon 4/520:45
HKG
-
SYD
1 stop20h 35m
Scoot
Sun 17/520:35
SYD
-
HKG
1 stop25h 10m
Scoot
Deal found 20/4$785
Mon 14/907:40
HKG
-
SYD
2 stops33h 40m
Multiple Airlines
Fri 9/1021:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 17/4$789
Sat 27/618:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Wed 8/720:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 16/4$792
Mon 18/518:30
HKG
-
SYD
2 stops33h 35m
Multiple Airlines
Mon 25/520:50
SYD
-
HKG
1 stop16h 25m
Multiple Airlines
Deal found 17/4$793
Wed 1/707:40
HKG
-
SYD
2 stops22h 40m
Multiple Airlines
Wed 8/720:50
SYD
-
HKG
1 stop16h 25m
Multiple Airlines
Deal found 18/4$794
Tue 7/718:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Sun 12/720:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 20/4$796
Tue 19/518:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Sat 23/509:45
SYD
-
HKG
2 stops36h 00m
Multiple Airlines
Deal found 19/4$797
Mon 1/620:45
HKG
-
SYD
2 stops23h 30m
Multiple Airlines
Mon 8/620:50
SYD
-
HKG
1 stop23h 05m
Multiple Airlines
Deal found 17/4$799
Tue 26/518:30
HKG
-
SYD
1 stop23h 05m
Multiple Airlines
Sun 14/613:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 17/4$800
Thu 28/511:55
HKG
-
SYD
1 stop18h 25m
Multiple Airlines
Thu 11/620:35
SYD
-
HKG
2 stops21h 25m
Multiple Airlines
Deal found 17/4$801
Thu 21/507:40
HKG
-
SYD
2 stops33h 40m
Multiple Airlines
Wed 27/513:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 20/4$804

Find flight deals from Hong Kong to Sydney

Keep the following information in mind while searching for Hong Kong to Sydney flight deals. Data was last updated 21 April 2026.

Round-trip from

$785

One-way from

$370

Popular in

January

Cheapest in

March

Average price

$1,114

Good round-trip deal

$999 or less

Good one-way deal

$730 or less
Scoot
  • Scoot
  • 4/5-17/5
  • 2 total stops
  • 45h 45m total
  • Hong Kong to Sydney
Search Deals
Scoot
  • Scoot
  • 17/8
  • 1 total stop
  • 20h 35m total
  • Hong Kong to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($289 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Hong Kong to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Hong Kong 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 647,157 searches. Data last updated 21 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

Depart

Return

Price

Cheapest return flight

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 11/10

18:30-20:35

1 stop23h 05m

Sydney Kingsford Smith

Tue 20/10

21:50-17:55

1 stop23h 05m

$947

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 11/6

22:05-09:35

Nonstop9h 30m

Sydney Kingsford Smith

Fri 19/6

11:05-19:10

Nonstop10h 05m

$1,041

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 20/5

20:05-09:00

1 stop34h 55m

Sydney Kingsford Smith

Sun 31/5

20:30-23:45

1 stop29h 15m

$1,167

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 4/7

08:45-10:00

1 stop23h 15m

Sydney Kingsford Smith

Mon 20/7

09:15-23:50

1 stop16h 35m

$1,191
Fastest return journey

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 12/9

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Sat 19/9

10:10-17:55

Nonstop9h 45m

$1,229

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 26/8

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Thu 3/9

10:10-17:55

Nonstop9h 45m

$1,230

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 15/9

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Wed 30/9

10:10-17:55

Nonstop9h 45m

$1,230

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 17/5

20:05-13:55

1 stop15h 50m

Sydney Kingsford Smith

Sun 31/5

10:10-17:55

Nonstop9h 45m

$1,319

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 11/6

11:25-12:35

3 stops23h 10m

Sydney Kingsford Smith

Fri 19/6

10:05-10:25

2 stops50h 20m

$1,421

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 15/6

11:35-09:00

2 stops43h 25m

Sydney Kingsford Smith

Fri 19/6

10:05-16:05

3 stops32h 00m

$1,446

Flights are sorted by cheapest return flights first.

Deals found on 16/4

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 17 April 2026.

To ensure you get the cheapest price possible for a flight from Hong Kong to Sydney, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Hong Kong to Sydney?

Currently, June is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of $335). Flying from Hong Kong to Sydney in February is currently the most expensive (average of $673). 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 HK 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 21 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.

Weekly flight availability from Hong Kong to Sydney

Explore weekly flight availability from Hong Kong to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 April 2026.

The most flights from HK0 to SYD are scheduled on a Tuesday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

How often are flights from Hong Kong to Sydney delayed?

About 32% of weekly flights between Hong Kong and Sydney have experienced delays in the past year, with the average delay time being 125 minutes.

What is the most punctual flight time for Hong Kong to Sydney flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Sydney flights?

Over the past year, Cathay Pacific have had the lowest number of delays on this route, with just 20% of flights being delayed.

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 21 April 2026.
Check out reviews from past customers who have flown with Cathay Pacific,Qantas Airways, andHong Kong Airlines from Hong Kong to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,283 reviews
Check prices

Boarding

7.9

Overall

7.6

Comfort

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Cathay Pacific
7.6
Good
1,283 reviews
Cathay Pacific
7.6
Good
1,283 reviews
Check prices

Boarding

7.9

Overall

7.6

Comfort

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Qantas Airways
7.5
Good
1,024 reviews
Cathay Pacific
7.6
Good
1,283 reviews
Check prices

Boarding

7.9

Overall

7.6

Comfort

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕
Hong Kong Airlines
6.4
Okay
31 reviews
Cathay Pacific
7.6
Good
1,283 reviews
Check prices

Boarding

7.9

Overall

7.6

Comfort

7.6

Crew

8.1

Entertainment

7.7

Food

7.3

Reviews

1 / 20
4.0
Okay

Tejbir,Apr 2026

YVR - HKG

Flight was late 30 min so was not able to catch next flight. Instead of Delhi they send to Hyderabad and from their to Delhi. It took full 8hours more. Lot of trouble and confusion 😕

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 airport do you fly into for flights to Sydney from Hong Kong?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Hong Kong.

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

    Flights from Hong Kong to Sydney Kingsford Smith have been viewed 256 times in the past calendar month.

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

    A quick flight from Hong Kong to Sydney can take about 9h 30m. Hong Kong Airlines provides one of the quickest options available for as low as $1,041. The distance between Hong Kong and Sydney is about 7387 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Hong Kong Airlines, at $605, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Qantas Airways and Cathay Pacific. Users have found that Hong Kong Airlines is 41% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Hong Kong to Sydney one-way?

    For one-way options, check prices for Scoot. According to our data, you can fly for as low as $240. Users have also found prices from $267 and $363 on Cebu Pacific and Hainan Airlines, respectively.

  • What are the most reliable airlines from Hong Kong to Sydney?

    Consider Hong Kong Airlines (81%), Turkish Airlines (81%) or MIAT Mongolian (71%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Sydney.

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

    On average you can expect to pay $966 for a flight from Hong Kong to Sydney. The cheapest flight overall is $609 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at $572.

  • 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, June is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of $335). Flying from Hong Kong to Sydney in February is currently the most expensive (average of $673). 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
Parramatta
Wollongong
Penrith
Katoomba
Terrigal
Lithgow
Cronulla
Manly
Bondi Beach
Leura
Randwick
Coogee

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Hong Kong to Sydney

Discover the top 3 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 647,157 searches. Data last updated 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Hong Kong AirlinesCheapest$605Average$857FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Qantas AirwaysCheapest$682Average$935FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$790Average$1,100FlexibilityNo 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?

When you search for this flight from Hong Kong to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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?

Certainly. Search results for flights to Sydney from Hong Kong shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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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