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$215+ Cheap flights from Sydney (SYD) to Hong Kong (HKG)

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HKG
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hong Kong Intl are usually found in May or August, booked 79 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Sydney to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Hong Kong (HKG). 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 11, 2025.

Round-trip from

$427
(Booking.com)

One-way from

$215
(AirAsia)

Popular in

December

Cheapest in

May

Average price

$674

Good round-trip deal

$762 or less

Good one-way deal

$497 or less
From Sydney Kingsford Smith to Hong Kong Intl
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One-way flight from Sydney Kingsford Smith to Hong Kong Intl
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Highest demand for flights based on searches. 19% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Sydney Kingsford Smith to Hong Kong Intl.
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Price to beat on a one-way flight from Sydney Kingsford Smith to Hong Kong Intl.
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Find flight deals from Sydney to Hong Kong

Cheapest flights from Sydney to Hong Kong
Explore the most affordable flight options available from Sydney to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:20 pmSYD - HKG
1 stop28h 10mMultiple Airlines
Fri 11/711:45 amHKG - SYD
2 stops28h 05mMultiple Airlines
Deal found 9/10$430
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/111:15 amSYD - HKG
2 stops16h 10mMultiple Airlines
Sat 11/154:30 pmHKG - SYD
1 stop23h 20mMultiple Airlines
Deal found 9/9$435
This Hong Kong Airlines deal was found by Cheapflights users on 9/10. 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 10/2212:20 pmSYD - HKG
Nonstop9h 50mHong Kong Airlines
Sun 10/2610:25 pmHKG - SYD
Nonstop9h 30mHong Kong Airlines
Deal found 9/10$440
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/221:50 pmSYD - HKG
2 stops30h 25mMultiple Airlines
Wed 10/294:50 pmHKG - SYD
3 stops47h 00mMultiple Airlines
Deal found 9/11$444
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:25 pmSYD - HKG
1 stop21h 05mMultiple Airlines
Sat 11/14:55 pmHKG - SYD
2 stops22h 55mMultiple Airlines
Deal found 9/10$446
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:15 pmSYD - HKG
2 stops28h 20mMultiple Airlines
Fri 9/265:40 pmHKG - SYD
2 stops24h 20mMultiple Airlines
Deal found 9/9$447
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:05 pmSYD - HKG
1 stop22h 25mMultiple Airlines
Thu 11/611:45 amHKG - SYD
2 stops28h 05mMultiple Airlines
Deal found 9/10$453
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/1612:15 pmSYD - HKG
1 stop14h 20mMultiple Airlines
Sun 10/267:50 pmHKG - SYD
1 stop33h 15mMultiple Airlines
Deal found 9/9$464
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/3112:35 pmSYD - HKG
Nonstop9h 50mMultiple Airlines
Tue 11/114:30 pmHKG - SYD
1 stop17h 35mMultiple Airlines
Deal found 9/9$466

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney to Hong Kong 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Sydney to Hong Kong that are best for you.

Fly from

Sydney

Fly to

Hong Kong

Route

Depart

Return

Price

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 3/9

12:35 pm-7:25 pm

Nonstop9h 50m

Hong Kong Intl

Tue 3/10

10:25 pm-10:55 am

Nonstop9h 30m

$492

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 3/9

11:35 am-9:45 pm

1 stop13h 10m

Hong Kong Intl

Tue 3/10

11:15 am-9:50 am

1 stop19h 35m

$539

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Sun 3/8

8:45 am-3:10 pm

Nonstop9h 25m

Hong Kong Intl

Sun 3/15

9:20 pm-9:35 am

Nonstop9h 15m

$589

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 2/16

11:15 am-5:50 pm

Nonstop9h 35m

Hong Kong Intl

Tue 3/10

7:25 pm-7:55 am

Nonstop9h 30m

$590

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Tue 10/21

8:40 am-3:15 pm

Nonstop9h 35m

Hong Kong Intl

Sat 11/1

9:20 pm-9:35 am

Nonstop9h 15m

$593

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Tue 3/10

11:05 am-5:30 pm

Nonstop9h 25m

Hong Kong Intl

Thu 3/19

7:10 pm-7:15 am

Nonstop9h 05m

$615

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Sat 3/7

8:45 am-3:10 pm

Nonstop9h 25m

Hong Kong Intl

Sun 3/15

9:20 pm-9:35 am

Nonstop9h 15m

$615

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Sat 3/7

11:05 am-5:30 pm

Nonstop9h 25m

Hong Kong Intl

Sat 3/14

9:20 pm-9:35 am

Nonstop9h 15m

$615

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 1/19

10:45 am-11:15 am

1 stop27h 30m

$215

SydneyHong Kong

SYD - HKG

SYDHKG

Sydney Kingsford Smith

Mon 9/29

11:15 am-11:35 pm

1 stop14h 20m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
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The best insider tips for Sydney to Hong Kong flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Sydney to Hong Kong trip
Airports
SYD

For a swift departure, use the Express Path fast-track at Terminal 1 if eligible. It's hidden between check-in counters C and D.

Read more about SYDby John Walton
HKG

The Airport Express train takes 24 minutes to central HK, offering a fast and frequent service from HKG.

Read more about HKGby Gabriel Leigh
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on HKG

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
John Walton

John Walton

Expert on SYD

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Best time to book a flight from Sydney to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Sydney with our price prediction graph.
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 Sydney to Hong Kong

How far ahead should I book a flight from Sydney to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Hong Kong. Price data was last updated on August 29, 2025.

The best time to book flights from Sydney to Hong Kong is 79 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 Sydney to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from Sydney to Hong Kong (average of $945). Flying from Sydney to Hong Kong in December is currently the most expensive (average of $1,614). 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 SYD to HKG?

Find hourly flight availability from Sydney to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Sydney to Hong Kong, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 32% versus a flight at noon.

What is the cheapest day to fly from Sydney to Hong Kong?

Use this chart to determine the cheapest time to fly round-trip from Sydney to Hong Kong. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Sydney to Hong Kong flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Sydney to Hong Kong?

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Singapore Airlines, Cathay Pacific, and Qantas Airways from Sydney to Hong Kong. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,365 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very good
1,365 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Cathay Pacific
7.6
Good
993 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Qantas Airways
7.5
Good
905 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

8.0

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

Find useful and relevant information for your journey from Sydney to Hong Kong. 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 Sydney to Hong Kong?

    Hong Kong Intl is the airport most travelers will use when flying to Hong Kong from Sydney Kingsford Smith. Booking flights from Kingsford Smith (SYD) to Hong Kong Intl (HKG) should be relatively easy as there are 23 daily flights to Hong Kong from 4 different airlines. 9h 35m is how long a flight from Sydney to Hong Kong Intl will take if you book a nonstop flight.

  • How popular is this Sydney to Hong Kong flight route?

    Within the past month, 112 users have taken a look at flights from Sydney Kingsford Smith to Hong Kong Intl.

  • How long is the flight from Sydney to Hong Kong?

    For as low as $589, Hong Kong Airlines can have you in Hong Kong from Sydney in 9h 25m. There are 4590 mi between Sydney and Hong Kong. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to Hong Kong round-trip?

    Flying on Hong Kong Airlines is currently your cheapest option to Hong Kong, with prices starting at $472. Additional round-trip tickets that might be worth considering are offered by Singapore Airlines and Qantas Airways, with the lowest prices starting at $486 and $584, respectively. Users have found that Hong Kong Airlines is 33% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Sydney to Hong Kong?

    Consider SWISS (87%), Lufthansa (87%) or Cathay Pacific (67%) when booking your flight. These represent the most reliable airlines when flying from Sydney to Hong Kong.

  • What are the cheapest flights from Sydney to Hong Kong?

    Looking for the cheapest flight from Sydney to Hong Kong? While on average our users pay $973, our data indicates the cheapest price to be $314. The most popular route (Sydney Kingsford Smith - Hong Kong Intl), is priced around $760.

  • Can I find deals for flights from Sydney to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Sydney to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Hong Kong.

  • Can I find deals for business class flights from Sydney to Hong Kong?

    Yes. Cheapflights offers flight deals from Sydney to Hong Kong 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 Sydney to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Sydney to Hong Kong (average of $945). Flying from Sydney to Hong Kong in December is currently the most expensive (average of $1,614). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Search flights from Sydney to Hong Kong by cabin class

Find flights from Sydney to Hong Kong, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Economy Class

Top 4 airlines flying from Sydney to Hong Kong

Discover the top 4 airlines that operate flights from Sydney to Hong Kong. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hong Kong AirlinesCheapest$472Average$659FlexibilityNo cancel feeOn-time65%
Singapore AirlinesCheapest$486Average$536FlexibilityNo cancel feeOn-time81%
Qantas AirwaysCheapest$584Average$786FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$611Average$826FlexibilityNo cancel feeOn-time72%

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