$314+ Cheap flights from Hong Kong (HKG) to Sydney (SYD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Hong Kong to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 Wednesday or Sunday and return on a Friday
Cheap flight deals from Hong Kong to Sydney
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hong Kong to SydneyExplore 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 September 9, 2026.
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 September 9, 2026.
This OneTravel deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:25 am -
1 stop22h 20m
Tue 11/1012:15 pm -
1 stop27h 40m
Deal found 9/4![Cebu Pacific logo]()
$561
This OneTravel deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:25 am -
1 stop22h 20m
Mon 10/2612:15 pm -
1 stop27h 40m
Deal found 9/4![Cebu Pacific logo]()
$569
This OneTravel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:25 am -
1 stop22h 20m
Sat 11/78:05 pm -
1 stop22h 35m
Deal found 9/5![Multiple Airlines logo]()
$576
This CheapOair deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:00 pm -
1 stop17h 45m
Thu 11/128:05 pm -
1 stop22h 35m
Deal found 9/6![Multiple Airlines logo]()
$583
This OneTravel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:25 am -
1 stop22h 20m
Fri 10/3012:15 pm -
1 stop22h 55m
Deal found 9/5![Cebu Pacific logo]()
$588
This oojo deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:40 am -
1 stop16h 35m
Mon 10/268:50 am -
1 stop29h 05m
Deal found 9/8![Juneyao Airlines logo]()
$606
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:05 pm -
1 stop20h 20m
Wed 10/149:50 pm -
1 stop16h 25m
Deal found 9/8![Multiple Airlines logo]()
$614
This CheapOair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:25 am -
1 stop22h 20m
Fri 11/612:15 pm -
1 stop27h 40m
Deal found 9/8![Cebu Pacific logo]()
$616
This CheapOair deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:25 am -
1 stop22h 20m
Fri 10/301:25 pm -
1 stop29h 15m
Deal found 9/5![Multiple Airlines logo]()
$620
This Hong Kong Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hong Kong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:25 pm -
Nonstop9h 40m
Tue 11/2412:35 pm -
Nonstop10h 00m
Deal found 9/8![Hong Kong Airlines logo]()
$623
Best flights from Hong Kong to SydneyDiscover carefully curated flight deals from Hong Kong to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Hong Kong to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Vietnam Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:30 pm -
1 stop19h 45m
Fri 10/303:15 pm -
1 stop25h 15m
Deal found 9/8![Vietnam Airlines logo]()
$761
This Qantas Airways deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:25 pm -
Nonstop9h 30m
Wed 11/1111:15 am -
Nonstop9h 35m
Deal found 9/7![Qantas Airways logo]()
$768
This Garuda Indonesia deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Garuda Indonesia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 am -
1 stop19h 25m
Sun 11/110:35 am -
1 stop23h 30m
Deal found 9/8![Garuda Indonesia logo]()
$785
This Cathay Pacific deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:25 pm -
Nonstop9h 10m
Wed 10/288:45 am -
Nonstop9h 15m
Deal found 9/8![Cathay Pacific logo]()
$800
This Philippine Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:05 pm -
1 stop11h 45m
Wed 11/1111:30 am -
1 stop13h 25m
Deal found 9/8![Philippine Airlines logo]()
$846
This Hong Kong Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hong Kong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:05 pm -
Nonstop9h 40m
Sun 10/1112:05 pm -
Nonstop10h 05m
Deal found 9/4![Hong Kong Airlines logo]()
$907
This Hong Kong Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hong Kong Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:05 pm -
Nonstop9h 30m
Fri 10/1612:05 pm -
Nonstop10h 05m
Deal found 9/8![Hong Kong Airlines logo]()
$1,046
This Cathay Pacific deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:25 pm -
Nonstop9h 10m
Wed 11/119:10 am -
1 stop12h 55m
Deal found 9/4![Cathay Pacific logo]()
$1,092
Last-minute flights from Hong Kong to SydneyDiscover last-minute flight deals from Hong Kong to Sydney. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Hong Kong to Sydney. Data last updated September 9, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:05 pm -
1 stop20h 20m
Wed 10/149:50 pm -
1 stop16h 25m
Deal found 9/8![Multiple Airlines logo]()
$614
This oojo deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:15 am -
1 stop26h 10m
Tue 10/209:00 pm -
1 stop25h 50m
Deal found 9/4![Hainan Airlines logo]()
$653
This AirAsia deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:55 am -
1 stop18h 25m
Mon 10/199:50 pm -
1 stop16h 25m
Deal found 9/4![Multiple Airlines logo]()
$657
This OneTravel deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:25 am -
1 stop22h 20m
Mon 10/2612:15 pm -
1 stop27h 40m
Deal found 9/4![Cebu Pacific logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:25 am -
1 stop22h 20m
Mon 10/2612:35 pm -
Nonstop10h 00m
Deal found 9/4![Multiple Airlines logo]()
$655
This oojo deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:40 am -
1 stop16h 35m
Mon 10/268:50 am -
1 stop29h 05m
Deal found 9/8![Juneyao Airlines logo]()
$606
This CheapOair deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:25 am -
1 stop22h 20m
Fri 10/301:25 pm -
1 stop29h 15m
Deal found 9/5![Multiple Airlines logo]()
$620
This FlightHub deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:25 am -
1 stop22h 20m
Fri 10/3012:15 pm -
1 stop22h 55m
Deal found 9/6![Cebu Pacific logo]()
$647
This OneTravel deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:25 am -
1 stop22h 20m
Tue 11/1012:15 pm -
1 stop27h 40m
Deal found 9/4![Cebu Pacific logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/252:00 pm -
1 stop17h 45m
Thu 10/2912:35 pm -
Nonstop10h 00m
Deal found 9/6![Multiple Airlines logo]()
$650
This OneTravel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:25 am -
1 stop22h 20m
Fri 10/3012:15 pm -
1 stop22h 55m
Deal found 9/5![Cebu Pacific logo]()
$588
This OneTravel deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:25 am -
1 stop22h 20m
Sat 11/78:05 pm -
1 stop22h 35m
Deal found 9/5![Multiple Airlines logo]()
$576
One-way flights from Hong Kong to SydneySearch for one-way flight options from Hong Kong to Sydney. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Hong Kong to Sydney. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:05 pm -
1 stop20h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Hainan Airlines logo]()
$314
This CheapOair deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2111:00 am -
1 stop20h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Cebu Pacific logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:40 pm -
2 stops21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$321
This SmartFares deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/284:10 pm -
1 stop20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Hainan Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:05 pm -
2 stops40h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$326
This Trip.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:05 pm -
Nonstop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Hong Kong Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:00 am -
2 stops29h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:45 pm -
2 stops31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:55 am -
1 stop16h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$351
This Booking.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:55 am -
1 stop29h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$365
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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $561 (OneTravel) |
One-way from | $314 (Kiwi.com) |
Popular in | January |
Cheapest in | March |
Average price | $779 |
Good round-trip deal | $855 or less |
Good one-way deal | $509 or less |
Cheapflights Fare Finder
Customize 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 September 9, 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
Cheapest round-trip
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Sat 12/5
10:00 am-6:50 pm
2 stops29h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$342
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Fri 12/18
2:30 pm-1:15 pm
1 stop19h 45m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$365
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Sat 12/5
10:25 pm-11:05 am
Nonstop9h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$419
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Fri 12/4
10:25 pm-11:05 am
Nonstop9h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$419
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Fri 9/25
10:40 pm-9:45 am
1 stop33h 05m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$497
Quickest round-trip
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Tue 10/6
10:05 pm-10:35 am
Nonstop9h 30m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$501
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Mon 12/21
10:25 pm-11:05 am
Nonstop9h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$502
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Tue 12/22
10:25 pm-11:05 am
Nonstop9h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$502
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Sat 10/3
10:05 pm-9:35 am
Nonstop9h 30m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$529
Hong KongSydney
HKG Hong Kong Intl - SYD Sydney Kingsford Smith
HKGSYD
Hong Kong Intl
Sun 10/4
10:05 pm-10:45 am
Nonstop9h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$530
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Hong Kong to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to Sydney in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Hong Kong-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hong Kong-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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 round-trip 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
How far ahead should I book a flight from Hong Kong to Sydney?
To ensure you get the cheapest price possible for a flight from Hong Kong to Sydney, you should look to book at least 50 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 $619). Flying from Hong Kong to Sydney in January is currently the most expensive (average of $981). 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 September 9, 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 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 last year, Cathay Pacific have had the lowest number of delays on this route, with just 20% of flights being delayed.
The best insider tips for Hong Kong to Sydney flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Hong Kong to Sydney trip
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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 September 9, 2026.
Get a feel of what it's like to fly with Cathay Pacific,Qantas Airways, andHong Kong Airlines from Hong Kong to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.6
Crew
8.1
Boarding
7.9
Food
7.3
Overall
7.6
Entertainment
7.7
Reviews
1 / 20
4.0
OkayAnonymous,Jan 2026
HKG - CTS
Comfort
7.6
Crew
8.1
Boarding
7.9
Food
7.3
Overall
7.6
Entertainment
7.7
Reviews
1 / 20
4.0
OkayAnonymous,Jan 2026
HKG - CTS
Comfort
7.6
Crew
8.1
Boarding
7.9
Food
7.3
Overall
7.6
Entertainment
7.7
Reviews
1 / 20
4.0
OkayAnonymous,Jan 2026
HKG - CTS
Comfort
7.6
Crew
8.1
Boarding
7.9
Food
7.3
Overall
7.6
Entertainment
7.7
Reviews
1 / 20
4.0
OkayAnonymous,Jan 2026
HKG - CTS
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.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
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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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$449 | Average$595 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$558 | Average$780 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$591 | Average$880 | FlexibilityNo cancel fee | On-time72% |