Cheap flights from Hong Kong to Sydney from HK$2,438
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-10. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
7 Oct — 14 Oct1
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 March or May, booked 51 days in advance, depart on a Tuesday or Sunday and return on a Tuesday
Cheap flight deals from Hong Kong to Sydney
Enter your travel dates to find the best prices.
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Best
Direct
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One-way
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 7 September 2026.
Tue 27-1016:40 -
1 stop23h 10m
Sat 31-1020:05 -
1 stop22h 35m
Deal found 6-9HK$4,179
Wed 21-1009:25 -
1 stop22h 20m
Wed 28-1020:05 -
1 stop22h 35m
Deal found 6-9HK$4,202
Mon 2-1111:55 -
1 stop15h 55m
Thu 12-1108:50 -
1 stop29h 05m
Deal found 4-9HK$4,257
Tue 20-1009:25 -
1 stop22h 20m
Tue 27-1012:15 -
1 stop22h 55m
Deal found 4-9HK$4,296
Thu 29-1016:40 -
1 stop23h 10m
Sat 7-1120:05 -
1 stop22h 35m
Deal found 5-9HK$4,351
Fri 23-1009:25 -
1 stop22h 20m
Sun 25-1010:45 -
1 stop27h 30m
Deal found 3-9HK$4,390
Sun 25-1009:25 -
1 stop22h 20m
Tue 10-1112:15 -
1 stop27h 40m
Deal found 4-9HK$4,398
Thu 22-1017:50 -
1 stop13h 55m
Thu 29-1012:15 -
1 stop13h 55m
Deal found 7-9HK$4,422
Mon 19-1009:25 -
1 stop22h 20m
Mon 26-1012:15 -
1 stop27h 40m
Deal found 4-9HK$4,461
Mon 26-1009:25 -
1 stop22h 20m
Mon 2-1120:05 -
1 stop22h 35m
Deal found 4-9HK$4,500
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 7 September 2026.
Sun 18-1022:05 -
Nonstop9h 40m
Thu 29-1012:35 -
Nonstop10h 00m
Deal found 5-9HK$5,425
Sun 20-911:55 -
1 stop29h 40m
Mon 19-1021:50 -
1 stop16h 25m
Deal found 4-9HK$5,841
Fri 25-1219:25 -
Nonstop9h 30m
Tue 26-107:00 -
1 stop13h 35m
Deal found 7-9HK$6,562
Sat 6-209:00 -
2 stops44h 35m
Fri 12-211:45 -
1 stop22h 20m
Deal found 2-9HK$7,095
Tue 2-200:55 -
Nonstop9h 05m
Tue 16-215:15 -
Nonstop9h 15m
Deal found 3-9HK$8,209
Thu 17-911:55 -
1 stop18h 25m
Sun 20-909:45 -
1 stop27h 30m
Deal found 2-9HK$6,280
Fri 18-1222:25 -
Nonstop9h 40m
Sat 9-112:35 -
Nonstop10h 00m
Deal found 3-9HK$6,931
Wed 23-1219:25 -
Nonstop9h 30m
Fri 22-107:25 -
1 stop13h 10m
Deal found 7-9HK$7,417
Sat 3-1022:05 -
Nonstop9h 30m
Fri 9-1012:05 -
Nonstop10h 05m
Deal found 7-9HK$6,931
Sun 4-1022:05 -
Nonstop9h 40m
Sun 11-1012:05 -
Nonstop10h 05m
Deal found 4-9HK$7,111
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 7 September 2026.
Tue 20-1022:05 -
Nonstop9h 30m
Tue 27-1012:35 -
Nonstop10h 00m
Deal found 4-9HK$4,759
Mon 16-1122:25 -
Nonstop9h 40m
Tue 24-1112:35 -
Nonstop10h 00m
Deal found 3-9HK$4,877
Mon 1-322:25 -
Nonstop9h 40m
Mon 26-411:05 -
Nonstop10h 05m
Deal found 4-9HK$4,986
Tue 1-1222:25 -
Nonstop9h 40m
Sun 28-212:35 -
Nonstop10h 00m
Deal found 7-9HK$4,994
Sun 1-1122:25 -
Nonstop9h 40m
Mon 9-1112:35 -
Nonstop10h 00m
Deal found 3-9HK$5,300
Fri 25-1219:25 -
Nonstop9h 30m
Sun 24-111:15 -
Nonstop9h 35m
Deal found 7-9HK$5,331
Wed 18-1122:25 -
Nonstop9h 40m
Wed 2-1212:35 -
Nonstop10h 00m
Deal found 4-9HK$5,339
Sun 18-1022:05 -
Nonstop9h 40m
Fri 23-1012:05 -
Nonstop10h 05m
Deal found 7-9HK$5,347
Sun 18-1022:05 -
Nonstop9h 40m
Sat 31-1012:35 -
Nonstop10h 00m
Deal found 4-9HK$5,417
Sun 18-1022:05 -
Nonstop9h 40m
Thu 29-1012:35 -
Nonstop10h 00m
Deal found 7-9HK$5,425
Last-minute flights from Hong Kong to Sydney
Discover last-minute flight deals from Hong Kong to Sydney. Data last updated 7 September 2026 and is based on user searches.
Mon 19-1009:25 -
1 stop22h 20m
Mon 26-1012:15 -
1 stop27h 40m
Deal found 4-9HK$4,461
Tue 20-1009:25 -
1 stop22h 20m
Tue 27-1012:15 -
1 stop22h 55m
Deal found 4-9HK$4,296
Wed 21-1009:25 -
1 stop22h 20m
Wed 28-1020:05 -
1 stop22h 35m
Deal found 6-9HK$4,202
Thu 22-1017:50 -
1 stop13h 55m
Thu 29-1012:15 -
1 stop13h 55m
Deal found 7-9HK$4,422
Fri 23-1009:25 -
1 stop22h 20m
Sun 25-1010:45 -
1 stop27h 30m
Deal found 3-9HK$4,390
Sun 25-1009:25 -
1 stop22h 20m
Tue 10-1112:15 -
1 stop27h 40m
Deal found 4-9HK$4,398
Mon 26-1009:25 -
1 stop22h 20m
Mon 2-1120:05 -
1 stop22h 35m
Deal found 4-9HK$4,500
Tue 27-1016:40 -
1 stop23h 10m
Sat 31-1020:05 -
1 stop22h 35m
Deal found 6-9HK$4,179
Thu 29-1016:40 -
1 stop23h 10m
Sat 7-1120:05 -
1 stop22h 35m
Deal found 5-9HK$4,351
Sat 31-1009:25 -
1 stop22h 20m
Sat 7-1120:05 -
1 stop22h 35m
Deal found 5-9HK$4,516
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 7 September 2026.
Mon 19-1017:50 -
1 stop13h 55m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 6-9HK$2,438
Tue 22-916:40 -
2 stops36h 40m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$2,454
Thu 5-1118:40 -
2 stops21h 10m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 5-9HK$2,470
Mon 21-1211:00 -
1 stop20h 45m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 4-9HK$2,477
Fri 16-1011:00 -
1 stop20h 45m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$2,485
Wed 18-1118:40 -
2 stops21h 10m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$2,493
Mon 23-1118:40 -
2 stops21h 10m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 5-9HK$2,517
Mon 14-919:50 -
1 stop33h 30m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$2,524
Sun 18-1002:20 -
2 stops29h 25m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 3-9HK$2,532
Wed 23-917:50 -
1 stop13h 55m
Wed 31-1200:00 -
Nonstop0h 00m
Deal found 4-9HK$2,540
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 7 September 2026.
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 7,457,451 searches. Data last updated 7 September 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 Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Mon 19-10
20:45-09:00
2 stops33h 15m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$2,619
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Tue 24-11
11:55-12:10
2 stops21h 15m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$2,697
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Wed 21-10
21:15-08:20
2 stops32h 05m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$2,846
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Fri 18-9
10:55-14:25
1 stop25h 30m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$2,932
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Thu 3-12
22:25-11:05
Nonstop9h 40m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$3,058
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Sat 5-12
22:25-11:05
Nonstop9h 40m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$3,285
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Fri 4-12
22:25-11:05
Nonstop9h 40m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$3,285
Fastest return journey
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Tue 6-10
22:05-10:35
Nonstop9h 30m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$3,928
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Tue 22-12
22:25-11:05
Nonstop9h 40m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$3,936
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Wed 6-1
16:10-12:35
1 stop17h 25m
Sydney Kingsford Smith
Wed 31-12
00:00-22:00
Nonstop0h 00m
HK$4,147
Flights are sorted by cheapest return flights first.
Deals found on 3-9
Showing 1-10 of 21 resultsSorted by cheapest first
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2
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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.
HKG-SYD
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?
The best time to book flights from Hong Kong to Sydney is 50 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$4,853). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$7,691). 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 7 September 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?
Airfare is below average for this route at the moment.
Hong Kong to Sydney flights typically cost between HK$5,073 and HK$8,075 in October.The cheapest return price found within the last 5 days was HK$4,179 on Scoot (27 Oct–31 Oct).
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 7 September 2026.
The most flights from HKG to SYD are scheduled on a Friday (30 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (24 on average).
How often are flights from Hong Kong to Sydney delayed?
About 31% of weekly flights between Hong Kong and Sydney have experienced delays in the past year, with the average delay time being 131 minutes.
What is the most punctual flight time for Hong Kong to Sydney flights?
Historically, flights departing at night 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.
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 47% 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.
Singapore (SIN) is the most affordable one-stop option, with an average return flight price of HK$4,432.
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 Kuala Lumpur (KUL) have the shortest average one-way travel time for one-stop routes: 14h 05m.
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 Kuala Lumpur (KUL) offer the fastest connection on this route, with an average stopover time of 1h 50m.
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 7 September 2026.
See what other customers who have flown with Hainan 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.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
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 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 15m.
How popular is this Hong Kong to Sydney flight route?
This flight path from Hong Kong Intl to Sydney Kingsford Smith was viewed by 642 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 40m. Hong Kong Airlines provides one of the quickest options available for as low as HK$5,425. There are 7387 km between Hong Kong and Sydney. All flights are typically direct.
What are the cheapest airlines flying from Hong Kong to Sydney round-trip?
Scoot, at HK$1,989, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Hainan Airlines and Hong Kong Airlines. You may be able to fly from Hong Kong to Sydney for 66% 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 宿霧太平洋航空, which is currently one of the cheapest options available, starting at HK$1,486. Scoot flights start at HK$1,542 while deals on Hainan Airlines start at HK$1,923 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 Hong Kong Airlines (62%), Turkish Airlines (62%) and MIAT Mongolian (57%).
What are the cheapest flights from Hong Kong to Sydney?
On average you can expect to pay HK$5,868 for a flight from Hong Kong to Sydney. The cheapest flight overall is HK$3,050 while the most popular route, (Hong Kong Intl - Sydney Kingsford Smith) is currently priced at HK$4,069.
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$4,853). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$7,691). 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 7 September 2026.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 September 2026.
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 7,457,451 searches. Data last updated 7 September 2026.
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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