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Cheap flights from Hong Kong to Sydney from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Sydney departing on 16/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent return flight deals from Hong Kong to Sydney

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:15 - 20:35HKG-SYD
23h 20m1 stop
Multiple Airlines Logo
21:50 - 23:05SYD-HKG
28h 15m2 stops
$703Multiple Airlines
Find Deal
Mon, 24 Nov - Mon, 23 Feb
Multiple Airlines Logo
16:25 - 12:20HKG-SYD
16h 55m1 stop
Multiple Airlines Logo
11:15 - 12:35SYD-HKG
28h 20m2 stops
$706Multiple Airlines
Find Deal
Mon, 23 Feb - Wed, 4 Mar
Hainan Airlines Logo
16:10 - 15:20HKG-SYD
20h 10m1 stop
Hainan Airlines Logo
21:00 - 14:50SYD-HKG
20h 50m1 stop
$712Hainan Airlines
Find Deal
Sun, 28 Dec - Tue, 13 Jan
Hainan Airlines Logo
20:55 - 14:55HKG-SYD
15h 00m1 stop
Hainan Airlines Logo
21:00 - 09:10SYD-HKG
15h 10m1 stop
$714Hainan Airlines
Find Deal
Fri, 20 Mar - Thu, 26 Mar
Hong Kong Airlines Logo
22:25 - 10:55HKG-SYD
9h 30mdirect
Hong Kong Airlines Logo
12:35 - 19:25SYD-HKG
9h 50mdirect
$715Hong Kong Airlines
Find Deal
Tue, 16 Dec - Fri, 23 Jan
Hainan Airlines Logo
16:10 - 15:20HKG-SYD
20h 10m1 stop
Hainan Airlines Logo
21:00 - 09:10SYD-HKG
15h 10m1 stop
$718Hainan Airlines
Find Deal
Sun, 28 Dec - Tue, 13 Jan
Multiple Airlines Logo
20:55 - 15:20HKG-SYD
15h 25m1 stop
Multiple Airlines Logo
21:25 - 17:20SYD-HKG
22h 55m1 stop
$720Multiple Airlines
Find Deal
Sun, 28 Dec - Sun, 11 Jan
Hong Kong Airlines Logo
22:25 - 10:55HKG-SYD
9h 30mdirect
Hong Kong Airlines Logo
12:35 - 19:25SYD-HKG
9h 50mdirect
$731Hong Kong Airlines
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Tue, 2 Dec - Sun, 1 Feb
VietJet Air Logo
19:30 - 08:05HKG-SYD
33h 35m1 stop
VietJet Air Logo
11:15 - 18:50SYD-HKG
34h 35m1 stop
$781VietJet Air
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Sat, 22 Nov - Sat, 29 Nov
VietJet Air Logo
19:50 - 08:05HKG-SYD
33h 15m1 stop
VietJet Air Logo
11:15 - 18:30SYD-HKG
34h 15m1 stop
$783VietJet Air
Find Deal
Mon, 24 Nov - Mon, 1 Dec

Hainan Airlines flights from Hong Kong to Sydney

Our best Hainan Airlines deals on Hong Kong to Sydney flight tickets
Hainan Airlines
28 Dec
HKG16:10Hong Kong Intl
20h 10m
1 stop
SYD15:20Sydney Kingsford Smith
13 Jan
SYD21:00Sydney Kingsford Smith
20h 50m
1 stop
HKG14:50Hong Kong Intl
$712
Find similar
Hainan Airlines
20 Mar
HKG20:55Hong Kong Intl
15h 00m
1 stop
SYD14:55Sydney Kingsford Smith
26 Mar
SYD21:00Sydney Kingsford Smith
15h 10m
1 stop
HKG09:10Hong Kong Intl
$714
Find similar
Hainan Airlines
28 Dec
HKG16:10Hong Kong Intl
20h 10m
1 stop
SYD15:20Sydney Kingsford Smith
13 Jan
SYD21:00Sydney Kingsford Smith
15h 10m
1 stop
HKG09:10Hong Kong Intl
$718
Find similar

Hong Kong Airlines flights from Hong Kong to Sydney

Our best Hong Kong Airlines deals on Hong Kong to Sydney flight tickets
Hong Kong Airlines
16 Dec
HKG22:25Hong Kong Intl
9h 30m
SYD10:55Sydney Kingsford Smith
23 Jan
SYD12:35Sydney Kingsford Smith
9h 50m
HKG19:25Hong Kong Intl
$715
Find similar
Hong Kong Airlines
2 Dec
HKG22:25Hong Kong Intl
9h 30m
SYD10:55Sydney Kingsford Smith
1 Feb
SYD12:35Sydney Kingsford Smith
9h 50m
HKG19:25Hong Kong Intl
$731
Find similar
Hong Kong Airlines
10 Mar
HKG22:25Hong Kong Intl
9h 30m
SYD10:55Sydney Kingsford Smith
23 Mar
SYD12:35Sydney Kingsford Smith
9h 50m
HKG19:25Hong Kong Intl
$735
Find similar

momondo 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, momondo users made 78,305 searches. Data last updated 11 November 2025.
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

Price

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 24/11

18:15-20:35

1 stop23h 20m

Sydney Kingsford Smith

Mon 23/2

21:50-23:05

2 stops28h 15m

$703

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 23/2

16:25-12:20

1 stop16h 55m

Sydney Kingsford Smith

Wed 4/3

11:15-12:35

2 stops28h 20m

$706

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 28/12

16:10-15:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 13/1

21:00-14:50

1 stop20h 50m

$712

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 20/3

20:55-14:55

1 stop15h 00m

Sydney Kingsford Smith

Thu 26/3

21:00-09:10

1 stop15h 10m

$714

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 16/12

22:25-10:55

Nonstop9h 30m

Sydney Kingsford Smith

Fri 23/1

12:35-19:25

Nonstop9h 50m

$715

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 28/12

16:10-15:20

1 stop20h 10m

Sydney Kingsford Smith

Tue 13/1

21:00-09:10

1 stop15h 10m

$718

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 28/12

20:55-15:20

1 stop15h 25m

Sydney Kingsford Smith

Sun 11/1

21:25-17:20

1 stop22h 55m

$720

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 2/12

22:25-10:55

Nonstop9h 30m

Sydney Kingsford Smith

Sun 1/2

12:35-19:25

Nonstop9h 50m

$731

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 22/11

19:30-08:05

1 stop33h 35m

Sydney Kingsford Smith

Sat 29/11

11:15-18:50

1 stop34h 35m

$781

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 24/11

19:50-08:05

1 stop33h 15m

Sydney Kingsford Smith

Mon 1/12

11:15-18:30

1 stop34h 15m

$783

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Hong Kong to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from Hong Kong, with most prices found around $959. If you aren’t able to travel to Sydney during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $968.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,156. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,357.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Hong Kong to Sydney in the evening for as low as $1,194. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,578 on average. Flights to Sydney from Hong Kong in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Hong Kong to Sydney Kingsford Smith flight route?

Fly from Hong Kong Intl to Sydney Kingsford Smith for the best Hong Kong - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,208 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Hong Kong for as low as $965 on momondo.

What cabin class options are available on Hong Kong to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Hong Kong to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Hong Kong to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Sydney

Best price found

$592

Fastest flight time

9h 10m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Hong Kong in the past 72 hours is $592. The best return flight deal from Hong Kong to Sydney found on momondo in the last 72 hours is $749.
The fastest flight from Hong Kong to Sydney takes 9h 10m
Direct flights go from Hong Kong to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • When did momondo last update prices for flights from Hong Kong to Sydney Kingsford Smith Airport?

    Prices for flights from Hong Kong to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Hong Kong to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Hong Kong to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Hong Kong to Sydney?

Best airlines flying from Hong Kong to Sydney

Compare and see reviews for airlines that fly from Hong Kong to Sydney with momondo
Airline
Rating
Free cancellation
Price
ScootPriceFrom $546Free cancellationRating
6.7
309 reviews
Search Scoot flights
Hong Kong AirlinesPriceFrom $656Free cancellationRating
0.0
0 reviews
Search Hong Kong Airlines flights
Qantas AirwaysPriceFrom $771Free cancellationRating
7.5
933 reviews
Search Qantas Airways flights
Cathay PacificPriceFrom $871Free cancellationRating
7.6
1,057 reviews
Search Cathay Pacific flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Bondi Beach
Coogee
Cronulla
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to Sydney?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hong Kong to Sydney. momondo saves you time and could save you money on your trip.

Can I find flights from Hong Kong to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Hong Kong which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Hong Kong to Sydney?

Once you have performed a search for Hong Kong to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Hong Kong to Sydney right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Hong Kong to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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