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Cheap flights from Hong Kong to Sydney from $490

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 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong to Sydney Kingsford Smith are usually found in August or October, booked 38 days in advance, depart on a Saturday or Sunday and return on a Monday

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 22 January 2026.

Mon 4/519:30
HKG
-
SYD
Nonstop9h 15m
Qantas Airways
Mon 18/510:10
SYD
-
HKG
Nonstop9h 45m
Qantas Airways
Deal found 22/1$822
Wed 22/412:35
HKG
-
SYD
2 stops21h 10m
Multiple Airlines
Sun 26/413:00
SYD
-
HKG
1 stop32h 45m
Multiple Airlines
Deal found 22/1$826
Mon 2/321:15
HKG
-
SYD
3 stops37h 20m
China Eastern
Fri 6/312:00
SYD
-
HKG
3 stops35h 15m
China Eastern
Deal found 22/1$832
Wed 1/418:40
HKG
-
SYD
1 stop17h 35m
Sichuan Airlines
Tue 14/420:20
SYD
-
HKG
1 stop23h 05m
Sichuan Airlines
Deal found 22/1$834
Wed 1/418:40
HKG
-
SYD
1 stop17h 35m
Sichuan Airlines
Wed 8/420:20
SYD
-
HKG
1 stop23h 05m
Sichuan Airlines
Deal found 21/1$835
Sat 7/317:25
HKG
-
SYD
3 stops39h 55m
Multiple Airlines
Sat 14/311:15
SYD
-
HKG
2 stops30h 45m
Multiple Airlines
Deal found 21/1$837
Fri 6/316:25
HKG
-
SYD
1 stop16h 55m
Multiple Airlines
Fri 13/310:45
SYD
-
HKG
1 stop27h 30m
Multiple Airlines
Deal found 20/1$838
Fri 13/312:40
HKG
-
SYD
2 stops18h 20m
China Eastern
Sat 14/321:30
SYD
-
HKG
3 stops45h 35m
China Eastern
Deal found 21/1$840
Wed 14/1019:10
HKG
-
SYD
Nonstop9h 00m
Cathay Pacific
Tue 20/1008:40
SYD
-
HKG
Nonstop9h 35m
Cathay Pacific
Deal found 20/1$843
Mon 11/521:15
HKG
-
SYD
2 stops32h 45m
China Eastern
Sun 17/510:05
SYD
-
HKG
2 stops26h 20m
China Eastern
Deal found 19/1$844
Sat 21/217:25
HKG
-
SYD
2 stops24h 10m
Multiple Airlines
Wed 25/222:15
SYD
-
HKG
1 stop17h 40m
Multiple Airlines
Deal found 22/1$846

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 22 January 2026.

Round-trip from

$832

One-way from

$490

Popular in

January

Cheapest in

August

Average price

$1,737

Good round-trip deal

$961 or less

Good one-way deal

$785 or less
Sichuan Airlines
  • Sichuan Airlines
  • 14/4-29/4
  • 2 total stops
  • 40h 40m total
  • Hong Kong to Sydney
Search Deals
Cebu Pacific
  • Cebu Pacific
  • 22/2
  • 1 total stop
  • 22h 20m total
  • Hong Kong to Sydney
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($437 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($81 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 22 January 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

Depart

Return

Price

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 13/3

12:40-10:00

2 stops18h 20m

Sydney Kingsford Smith

Sat 14/3

21:30-16:05

3 stops45h 35m

$840

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 23/3

12:55-13:35

2 stops21h 40m

Sydney Kingsford Smith

Tue 7/4

11:00-20:15

3 stops35h 15m

$863

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 22/3

14:45-06:55

2 stops37h 10m

Sydney Kingsford Smith

Tue 7/4

10:05-10:25

3 stops50h 20m

$863

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 4/3

21:15-10:00

3 stops33h 45m

Sydney Kingsford Smith

Thu 12/3

12:00-11:05

3 stops50h 05m

$866

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 14/5

14:30-12:15

1 stop19h 45m

Sydney Kingsford Smith

Sun 17/5

10:15-17:25

1 stop33h 10m

$869

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 6/3

21:15-13:35

3 stops37h 20m

Sydney Kingsford Smith

Fri 13/3

10:00-16:05

3 stops33h 05m

$883

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 21/4

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Sat 25/4

10:10-17:55

Nonstop9h 45m

$914

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 28/3

18:20-15:15

1 stop17h 55m

Sydney Kingsford Smith

Tue 7/4

20:20-17:25

1 stop23h 05m

$921

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 21/3

18:20-14:40

1 stop17h 20m

Sydney Kingsford Smith

Sun 5/4

20:20-17:25

1 stop23h 05m

$921

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 28/4

15:40-10:25

1 stop16h 45m

Sydney Kingsford Smith

Tue 12/5

07:25-23:00

1 stop17h 35m

$924

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 20 results
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 16 January 2026.

To ensure you get the cheapest price possible for a flight from Hong Kong to Sydney, you should look to book at least 38 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, March is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of $609). Flying from Hong Kong to Sydney in January is currently the most expensive (average of $970). 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 22 January 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 22 January 2026.

The most flights from HK0 to SYD are scheduled on a Tuesday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (26 on average).

How often are flights from Hong Kong to Sydney delayed?

About 34% of weekly flights between Hong Kong and Sydney have experienced delays in the past year, with the average delay time being 121 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 19% 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 22 January 2026.
Check out reviews from past customers who have flown with Cathay Pacific, Qantas Airways, andScoot 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
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.7

Comfort

7.6

Crew

8.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,140 reviews
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.7

Comfort

7.6

Crew

8.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Qantas Airways
7.5
Good
973 reviews
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.7

Comfort

7.6

Crew

8.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Scoot
6.7
Okay
315 reviews
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.7

Comfort

7.6

Crew

8.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Hong Kong Airlines
6.0
Okay
27 reviews
Cathay Pacific
7.6
Good
1,140 reviews
Check prices

Boarding

7.9

Overall

7.6

Entertainment

7.7

Comfort

7.6

Crew

8.1

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

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 322 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 18h 20m. China Eastern provides one of the quickest options available for as low as $840. 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?

    Scoot, at $528, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Hong Kong Airlines and Qantas Airways. Users have found that Scoot is 53% 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 $252. Users have also found prices from $269 and $346 on Cebu Pacific and Sichuan Airlines, respectively.

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

    Consider Hong Kong Airlines (92%), Turkish Airlines (92%) or Lufthansa (92%) 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 $1,120 for a flight from Hong Kong to Sydney. The cheapest flight overall is $439 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at $563.

  • 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 $609). Flying from Hong Kong to Sydney in January is currently the most expensive (average of $970). 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
Manly
Katoomba
Terrigal
Lithgow
Leura
Coogee
Cronulla
Randwick
Bondi Beach

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Top 4 airlines flying from Hong Kong to Sydney

Discover the top 4 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$528Average$616FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Hong Kong AirlinesCheapest$639Average$852FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Qantas AirwaysCheapest$724Average$1,083FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$838Average$1,166FlexibilityNo 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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