Cheap flights from Hong Kong to Sydney from HK$2,597
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 3-2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
24 Jan — 31 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong Intl to Sydney Kingsford Smith are usually found in August or October, booked 80 days in advance, depart on a Tuesday or Monday 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 25 December 2025.
Sun 28-1221:05HKG - SYD
1 stop15h 15mMultiple Airlines
Tue 13-112:30SYD - HKG
3 stops58h 30mMultiple Airlines
Deal found 23-12HK$4,471
Sun 28-1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 13-111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 24-12HK$4,486
Sun 28-1212:20HKG - SYD
2 stops43h 05mXiamenAir
Tue 13-112:30SYD - HKG
3 stops58h 30mXiamenAir
Deal found 24-12HK$4,518
Wed 24-1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Sun 11-111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 23-12HK$4,953
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 25 December 2025.
Sat 6-619:10HKG - SYD
Nonstop9h 00mCathay Pacific
Sun 6-907:40SYD - HKG
Nonstop9h 35mCathay Pacific
Deal found 23-12HK$4,657
Fri 6-219:50HKG - SYD
1 stop33h 15mMultiple Airlines
Sat 14-221:25SYD - HKG
1 stop22h 55mMultiple Airlines
Deal found 24-12HK$4,899
Mon 9-318:20HKG - SYD
1 stop17h 20mSichuan Airlines
Tue 10-321:25SYD - HKG
1 stop22h 55mSichuan Airlines
Deal found 23-12HK$5,443
Sat 6-620:05HKG - SYD
1 stop14h 10mQantas Airways
Sun 6-910:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 23-12HK$5,544
Sat 24-119:30HKG - SYD
1 stop33h 35mMultiple Airlines
Sat 31-121:25SYD - HKG
1 stop22h 55mMultiple Airlines
Deal found 24-12HK$5,287
Mon 9-319:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 10-318:00SYD - HKG
1 stop26h 35mQantas Airways
Deal found 23-12HK$5,925
Tue 10-218:15HKG - SYD
1 stop23h 20mMultiple Airlines
Tue 17-221:50SYD - HKG
1 stop22h 40mMultiple Airlines
Deal found 24-12HK$6,034
Fri 6-219:30HKG - SYD
1 stop14h 55mQantas Airways
Sat 14-211:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 24-12HK$6,695
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 25 December 2025.
Mon 11-519:30HKG - SYD
Nonstop9h 15mQantas Airways
Sun 17-510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 24-12HK$4,494
Mon 16-319:25HKG - SYD
Nonstop9h 30mQantas Airways
Mon 20-410:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 23-12HK$4,541
Mon 1-619:30HKG - SYD
Nonstop9h 15mQantas Airways
Fri 12-610:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 23-12HK$4,549
Sat 30-522:30HKG - SYD
Nonstop9h 30mHong Kong Airlines
Fri 3-711:30SYD - HKG
Nonstop9h 40mHong Kong Airlines
Deal found 23-12HK$4,580
Mon 9-321:20HKG - SYD
Nonstop9h 15mCathay Pacific
Thu 12-308:45SYD - HKG
Nonstop9h 20mCathay Pacific
Deal found 22-12HK$4,650
Sat 6-619:10HKG - SYD
Nonstop9h 00mCathay Pacific
Sun 6-907:40SYD - HKG
Nonstop9h 35mCathay Pacific
Deal found 23-12HK$4,657
Thu 14-519:10HKG - SYD
Nonstop9h 00mCathay Pacific
Mon 18-507:40SYD - HKG
Nonstop9h 35mCathay Pacific
Deal found 22-12HK$4,665
Tue 28-419:30HKG - SYD
Nonstop9h 15mQantas Airways
Tue 12-510:10SYD - HKG
Nonstop9h 45mQantas Airways
Deal found 24-12HK$4,759
Mon 23-319:25HKG - SYD
Nonstop9h 30mQantas Airways
Fri 27-311:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 22-12HK$4,774
Last-minute flights from Hong Kong to Sydney
Discover last-minute flight deals from Hong Kong to Sydney. Data last updated 25 December 2025 and is based on user searches.
Sun 28-1221:05HKG - SYD
1 stop15h 15mMultiple Airlines
Tue 13-112:30SYD - HKG
3 stops58h 30mMultiple Airlines
Deal found 23-12HK$4,471
Sun 28-1219:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 13-111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 24-12HK$4,486
Sun 28-1212:20HKG - SYD
2 stops43h 05mXiamenAir
Tue 13-112:30SYD - HKG
3 stops58h 30mXiamenAir
Deal found 24-12HK$4,518
Tue 13-118:15HKG - SYD
1 stop23h 20mMultiple Airlines
Sun 25-121:50SYD - HKG
1 stop16h 25mMultiple Airlines
Deal found 23-12HK$4,588
Mon 19-120:55HKG - SYD
1 stop15h 00mMultiple Airlines
Fri 23-120:05SYD - HKG
1 stop22h 20mMultiple Airlines
Deal found 24-12HK$4,696
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 25 December 2025.
Tue 3-212:00HKG - SYD
2 stops29h 15mMultiple Airlines
Deal found 23-12HK$2,597
Mon 2-212:00HKG - SYD
3 stops28h 40mMultiple Airlines
Deal found 23-12HK$2,620
Sat 7-219:30HKG - SYD
2 stops32h 55mMultiple Airlines
Deal found 22-12HK$2,628
Tue 30-1207:25HKG - SYD
2 stops34h 10mMultiple Airlines
Deal found 22-12HK$2,659
Thu 5-216:25HKG - SYD
1 stop16h 55mScoot
Deal found 23-12HK$2,675
Thu 12-219:30HKG - SYD
2 stops33h 00mMultiple Airlines
Deal found 22-12HK$2,683
Wed 4-216:10HKG - SYD
1 stop19h 45mHainan Airlines
Deal found 23-12HK$2,706
Mon 9-210:15HKG - SYD
1 stop25h 40mHainan Airlines
Deal found 23-12HK$2,752
Wed 14-116:10HKG - SYD
1 stop19h 45mHainan Airlines
Deal found 23-12HK$2,760
Sat 7-215:10HKG - SYD
2 stops36h 05mBatik Air
Deal found 24-12HK$2,768
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 25 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 70,647 searches. Data last updated 25 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
Departure
Return
Price
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sat 6-6
19:10-06:10
Nonstop9h 00m
Sydney Kingsford Smith
Sun 6-9
07:40-15:15
Nonstop9h 35m
HK$4,657
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 6-2
19:50-08:05
1 stop33h 15m
Sydney Kingsford Smith
Sat 14-2
21:25-17:20
1 stop22h 55m
HK$4,899
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sat 24-1
19:30-08:05
1 stop33h 35m
Sydney Kingsford Smith
Sat 31-1
21:25-17:20
1 stop22h 55m
HK$5,287
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Mon 9-3
18:20-14:40
1 stop17h 20m
Sydney Kingsford Smith
Tue 10-3
21:25-17:20
1 stop22h 55m
HK$5,443
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sat 6-6
20:05-12:15
1 stop14h 10m
Sydney Kingsford Smith
Sun 6-9
10:10-17:55
Nonstop9h 45m
HK$5,544
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Mon 9-3
19:25-07:55
Nonstop9h 30m
Sydney Kingsford Smith
Tue 10-3
18:00-17:35
1 stop26h 35m
HK$5,925
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Tue 10-2
18:15-20:35
1 stop23h 20m
Sydney Kingsford Smith
Tue 17-2
21:50-17:30
1 stop22h 40m
HK$6,034
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Fri 6-2
19:30-13:25
1 stop14h 55m
Sydney Kingsford Smith
Sat 14-2
11:15-17:50
Nonstop9h 35m
HK$6,695
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sun 12-4
11:00-09:45
1 stop20h 45m
HK$2,776
Hong KongSydney
HKG - SYD
HKGSYD
Hong Kong Intl
Sat 7-2
02:45-06:15
3 stops24h 30m
HK$2,830
Flights are sorted by cheapest return flights first.
Deals found on 24-12
Showing 1-10 of 20 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
Prices
Airlines
Delays
More
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 19 December 2025.
The best time to book flights from Hong Kong to Sydney is 80 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$3,188). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,723). 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 25 December 2025.
When flying from Hong Kong to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight in the morning.
What is the cheapest day to fly from Hong Kong to Sydney?
Use this chart to determine the cheapest time to fly return from Hong Kong to Sydney. Price data was last updated on 20 December 2025.
Travellers seeking maximum savings on their Hong Kong to Sydney flight should consider departing on Saturday at midday when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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 25 December 2025.
The most flights from HKG 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.
What’s the top stopover airport for flights from Hong Kong to Sydney?
Share of one-stop return flights from Hong Kong to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 53% of one-stop itineraries from Hong Kong to Sydney on Cheapflights.
What’s the cheapest stopover airport for flights from Hong Kong to Sydney?
Average return fare for one-stop flights from Hong Kong to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Chengdu (TFU) is the most affordable one-stop option, with an average return flight price of HK$3,784.
What’s the fastest stopover option from Hong Kong to Sydney?
Shortest average travel time for one-stop one-way flights from Hong Kong to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Melbourne (MEL) have the shortest average one-way travel time for one-stop routes: 12h 38m.
Which airport typically offers the quickest stopover for flights from Hong Kong to Sydney?
Average stopover duration for one-stop one-way flights from Hong Kong to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Melbourne (MEL) offer the fastest connection on this route, with an average stopover time of 1h 45m.
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 25 December 2025.
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.
Very kind staff to arrange my luggage and really appreciate all help.
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 7 different airlines have flights from Hong Kong Intl (HKG) to Kingsford Smith (SYD) on a regular basis. There are 26 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 1,203 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. Cathay Pacific provides one of the quickest options available for as low as HK$4,657. 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$2,629, 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 56% 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$1,302. 宿霧太平洋航空 flights start at HK$1,474 while deals on Hainan Airlines start at HK$1,561 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 Turkish Airlines (93%), Lufthansa (89%) and Hong Kong Airlines (85%).
What are the cheapest flights from Hong Kong to Sydney?
On average you can expect to pay HK$8,274 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$2,433 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$2,931.
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$3,188). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$5,723). 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.
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 25 December 2025.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 December 2025.
Discover the top 7 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 25 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?
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.
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