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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
19 Jan — 26 Jan1
Return
1 adult
Economy
Return
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 80 days in advance, depart on a Sunday 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 20 December 2025.
Sun 28/1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 13/111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 19/12$860
Sun 28/1207:40HKG - SYD
3 stops33h 55mMultiple Airlines
Tue 13/121:25SYD - HKG
1 stop22h 55mMultiple Airlines
Deal found 19/12$868
Sun 28/1212:20HKG - SYD
2 stops19h 05mXiamenAir
Tue 13/112:30SYD - HKG
3 stops58h 30mXiamenAir
Deal found 19/12$880
Best flights from Hong Kong to Sydney
Discover carefully curated flight deals from Hong Kong to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 December 2025.
Thu 12/321:20HKG - SYD
Nonstop9h 15mCathay Pacific
Tue 24/311:05SYD - HKG
Nonstop9h 25mCathay Pacific
Deal found 18/12$903
Sun 7/619:30HKG - SYD
Nonstop9h 15mQantas Airways
Sun 6/910:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$904
Thu 14/520:25HKG - SYD
1 stop32h 55mVietJet Air
Mon 18/510:15SYD - HKG
1 stop35h 20mVietJet Air
Deal found 19/12$927
Thu 14/519:10HKG - SYD
Nonstop9h 00mCathay Pacific
Mon 18/510:10SYD - HKG
Nonstop9h 40mCathay Pacific
Deal found 18/12$903
Fri 8/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Sun 24/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$913
Fri 13/319:05HKG - SYD
Nonstop9h 10mCathay Pacific
Tue 24/311:05SYD - HKG
Nonstop9h 25mCathay Pacific
Deal found 18/12$903
Mon 4/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Sat 23/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$913
Wed 6/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Wed 20/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$924
Fri 8/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Mon 18/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$924
Wed 6/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Mon 18/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$924
Fri 8/519:30HKG - SYD
Nonstop9h 15mQantas Airways
Fri 22/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$924
Sun 15/319:25HKG - SYD
Nonstop9h 30mQantas Airways
Sat 21/311:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 18/12$943
Direct flights from Hong Kong to Sydney
Explore direct flight options from Hong Kong to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 December 2025.
Wed 11/319:25HKG - SYD
Nonstop9h 30mQantas Airways
Thu 19/311:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 19/12$857
Sun 28/1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 13/111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 19/12$860
Sun 22/219:25HKG - SYD
Nonstop9h 30mQantas Airways
Sun 8/311:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 19/12$865
Thu 12/319:25HKG - SYD
Nonstop9h 30mQantas Airways
Sat 30/510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 19/12$872
Mon 16/319:25HKG - SYD
Nonstop9h 30mQantas Airways
Mon 20/410:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 20/12$890
Mon 9/319:05HKG - SYD
Nonstop9h 10mCathay Pacific
Thu 12/308:45SYD - HKG
Nonstop9h 20mCathay Pacific
Deal found 18/12$904
Tue 23/1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Wed 7/112:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 19/12$1,087
Wed 24/1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Sun 11/111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 19/12$1,098
Last-minute flights from Hong Kong to Sydney
Discover last-minute flight deals from Hong Kong to Sydney. Data last updated 20 December 2025 and is based on user searches.
Sun 28/1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 13/111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 20/12$860
Sun 28/1213:40HKG - SYD
2 stops38h 15mMultiple Airlines
Tue 13/121:25SYD - HKG
1 stop22h 55mMultiple Airlines
Deal found 18/12$862
Sun 28/1212:20HKG - SYD
2 stops19h 05mXiamenAir
Tue 13/112:30SYD - HKG
3 stops58h 30mXiamenAir
Deal found 19/12$880
One-way flights from Hong Kong to Sydney
Search for one-way flight options from Hong Kong to Sydney. Find affordable one-way fares based on user searches. Data last updated 20 December 2025.
Wed 4/212:00HKG - SYD
2 stops29h 15mMultiple Airlines
Deal found 19/12$506
Tue 3/212:00HKG - SYD
2 stops29h 15mMultiple Airlines
Deal found 19/12$509
Wed 31/1207:50HKG - SYD
2 stops28h 05mMultiple Airlines
Deal found 18/12$523
Thu 5/316:25HKG - SYD
1 stop23h 25mScoot
Deal found 18/12$525
Tue 23/1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Deal found 19/12$526
Wed 18/211:00HKG - SYD
1 stop20h 45mCebu Pacific
Deal found 19/12$528
Mon 2/322:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Deal found 18/12$532
Tue 3/322:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Deal found 18/12$535
Tue 23/1208:15HKG - SYD
3 stops21h 25mMultiple Airlines
Deal found 19/12$538
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 20 December 2025.
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 20 December 2025.
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
Thu 12/3
21:20-09:35
Nonstop9h 15m
Sydney Kingsford Smith
Tue 24/3
11:05-17:30
Nonstop9h 25m
$903
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Thu 14/5
19:10-06:10
Nonstop9h 00m
Sydney Kingsford Smith
Mon 18/5
10:10-17:50
Nonstop9h 40m
$903
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 13/3
19:05-07:15
Nonstop9h 10m
Sydney Kingsford Smith
Tue 24/3
11:05-17:30
Nonstop9h 25m
$903
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sun 7/6
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Sun 6/9
10:10-17:55
Nonstop9h 45m
$904
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 8/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Sun 24/5
10:10-17:55
Nonstop9h 45m
$913
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Mon 4/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Sat 23/5
10:10-17:55
Nonstop9h 45m
$913
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Wed 6/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Wed 20/5
10:10-17:55
Nonstop9h 45m
$924
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 8/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Mon 18/5
10:10-17:55
Nonstop9h 45m
$924
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Wed 6/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Mon 18/5
10:10-17:55
Nonstop9h 45m
$924
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 8/5
19:30-06:45
Nonstop9h 15m
Sydney Kingsford Smith
Fri 22/5
10:10-17:55
Nonstop9h 45m
$924
Flights are sorted by cheapest return flights first.
Deals found on 20/12
Showing 1-10 of 21 results
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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 12 December 2025.
To ensure you get the cheapest price possible for a flight from Hong Kong to Sydney, you should look to book at least 80 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 $620). Flying from Hong Kong to Sydney in January is currently the most expensive (average of $1,110). 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 20 December 2025.
It’s optimal to fly from Hong Kong to Sydney at midday. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.
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 20 December 2025.
The most flights from HK0 to SYD are scheduled on a Tuesday (28 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (25 on average).
How often are flights from Hong Kong to Sydney delayed?
About 35% of weekly flights between Hong Kong and Sydney have experienced delays in the past year, with the average delay time being 117 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 Sunday 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 20 December 2025.
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.
Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
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 345 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 15m. Cathay Pacific provides one of the quickest options available for as low as $903. The distance between Hong Kong and Sydney is about 7387 km. Most flights are nonstop.
What are the cheapest airlines flying from Hong Kong to Sydney round-trip?
Scoot, at $539, 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 54% 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 $257. Users have also found prices from $274 and $284 on Cebu Pacific and Sichuan Airlines, respectively.
What are the most reliable airlines from Hong Kong to Sydney?
Consider Turkish Airlines (93%), Lufthansa (89%) or Hong Kong Airlines (85%) 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 $2,014 for a flight from Hong Kong to Sydney. The cheapest flight overall is $438 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at $612.
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 $620). Flying from Hong Kong to Sydney in January is currently the most expensive (average of $1,110). 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.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 December 2025.
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 20 December 2025.
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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