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Cheap flights from Hong Kong to Sydney from HK$1,373

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 19-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
11 Jun — 18 Jun1
1 adult

Cheapflights Tip: The best prices from Hong Kong to Sydney Kingsford Smith are usually found in August or March, booked 87 days in advance, depart on a Sunday or Monday and return on a Sunday

Cheap flight deals from Hong Kong to Sydney

Keep the following information in mind while searching for Hong Kong to Sydney flight deals. Data was last updated 6 June 2025.

Round-trip from

HK$3,750

One-way from

HK$1,373

Popular in

January

Cheapest in

August

Average price

HK$5,869

Good round-trip deal

HK$5,125 or less

Good one-way deal

HK$3,242 or less
Hong Kong Airlines
  • Hong Kong Airlines
  • 20-6-18-7
  • Nonstop
  • 19h 05m total
  • Hong Kong to Sydney
Search Deals
Scoot
  • Scoot
  • 19-6
  • 1 total stop
  • 14h 15m total
  • Hong Kong to Sydney
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$10,661 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (HK$2,112 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Hong Kong to Sydney Kingsford Smith.
Search Deals

Find flight deals from Hong Kong to Sydney

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 6 June 2025.

Fri 20-622:25HKG - SYD
Nonstop9h 25mHong Kong Airlines
Fri 18-711:30SYD - HKG
Nonstop9h 40mHong Kong Airlines
Deal found 6-6HK$3,750
Thu 31-718:40HKG - SYD
3 stops47h 20mMultiple Airlines
Sun 3-809:15SYD - HKG
1 stop28h 00mMultiple Airlines
Deal found 5-6HK$3,758
Tue 14-1019:20HKG - SYD
1 stop22h 10mScoot
Thu 30-1014:00SYD - HKG
1 stop33h 00mScoot
Deal found 5-6HK$3,829
Mon 9-619:50HKG - SYD
1 stop33h 30mVietJet Air
Fri 13-610:15SYD - HKG
1 stop35h 20mVietJet Air
Deal found 5-6HK$3,876
Mon 9-614:35HKG - SYD
2 stops39h 25mChina Eastern
Mon 16-611:20SYD - HKG
2 stops30h 45mChina Eastern
Deal found 4-6HK$3,923
Mon 9-619:30HKG - SYD
Nonstop9h 15mQantas Airways
Tue 10-610:20SYD - HKG
Nonstop9h 40mQantas Airways
Deal found 5-6HK$4,323
Wed 9-721:35HKG - SYD
Nonstop9h 05mCathay Pacific
Wed 23-710:10SYD - HKG
Nonstop9h 40mCathay Pacific
Deal found 6-6HK$4,409
Wed 11-616:55HKG - SYD
1 stop19h 20mHainan Airlines
Sat 28-621:00SYD - HKG
1 stop24h 50mHainan Airlines
Deal found 5-6HK$4,904

Cheapflights 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, Cheapflights users made 70,647 searches. Data last updated 6 June 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

Fri 20-6

22:25-09:50

Nonstop9h 25m

Sydney Kingsford Smith

Fri 18-7

11:30-19:10

Nonstop9h 40m

HK$3,750

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 31-7

18:40-20:00

3 stops47h 20m

Sydney Kingsford Smith

Sun 3-8

09:15-11:15

1 stop28h 00m

HK$3,758

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 14-10

19:20-20:30

1 stop22h 10m

Sydney Kingsford Smith

Thu 30-10

14:00-20:00

1 stop33h 00m

HK$3,829

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 22-6

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Tue 8-7

10:20-18:00

Nonstop9h 40m

HK$4,268

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sun 22-6

14:35-08:30

2 stops39h 55m

Sydney Kingsford Smith

Tue 8-7

11:20-13:35

2 stops28h 15m

HK$4,347

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 9-7

21:35-08:40

Nonstop9h 05m

Sydney Kingsford Smith

Wed 23-7

10:10-17:50

Nonstop9h 40m

HK$4,409

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 19-6

19:20-11:35

1 stop14h 15m

HK$1,373

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 1-8

18:30-20:00

1 stop23h 30m

HK$1,381

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 16-6

19:50-07:20

1 stop33h 30m

HK$1,483

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Tue 17-6

20:40-06:15

1 stop31h 35m

HK$1,961

Flights are sorted by cheapest return flights first.

Deals found on 4-6

Showing 1-10 of 16 results
1
2

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

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 23 May 2025.

The best time to book flights from Hong Kong to Sydney is 87 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, August is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$535). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$987). 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 HK 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 6 June 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 at midday, which can drop the price by up to 26% 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 1 June 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. Thursday 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 6 June 2025.

The most flights from HK0 to SYD are scheduled on a Wednesday (26 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (20 on average).

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

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 6 June 2025.
See what other customers who have flown with Hainan Airlines, Qantas Airways and Cathay Pacific from Hong Kong to Sydney have to say. 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.
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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.
Hainan Airlines
8.1
Very Good
39 reviews
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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.
Qantas Airways
7.5
Good
854 reviews
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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.
Cathay Pacific
7.5
Good
890 reviews
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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.
China Eastern
7.2
Good
150 reviews
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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.
宿霧太平洋航空
6.8
Okay
198 reviews
Hainan Airlines
8.1
Very Good
39 reviews
Check prices

Food

8.5

Crew

8.9

Comfort

8.1

Entertainment

7.7

Boarding

8.6

Overall

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

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 airport do you fly into for flights to Sydney from Hong Kong?

    If you book a flight to Sydney from Hong Kong, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

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

    This flight path from Hong Kong to Sydney Kingsford Smith was viewed by 1,199 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Hong Kong Airlines, at HK$3,750, was found to be the cheapest airline from Hong Kong to Sydney.Alternate airlines to your destination round-trip include Scoot and Qantas Airways. You may be able to fly from Hong Kong to Sydney for 42% 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$1,373. VietJet Air flights start at HK$1,483 while deals on Juneyao Airlines start at HK$1,961 one-way.

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

    Before booking your flight to Sydney from Hong Kong, have a look at the most reliable airlines to get you to your destination on time: MIAT Mongolian (74%), Finnair (72%), British Airways( 72%).

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

    Looking for the cheapest flight from Hong Kong to Sydney? While on average our users pay HK$13,244, our data indicates the cheapest price to be HK$2,445. The most popular route (Hong Kong Intl - Sydney Kingsford Smith), is priced around HK$2,668.

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

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

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

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

  • 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, August is the cheapest month in which you can book a flight from Hong Kong to Sydney (average of HK$535). Flying from Hong Kong to Sydney in January is currently the most expensive (average of HK$987). 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

Travelling to a place near Hong Kong?

Book flights to Hong Kong if you plan to visit one of these locations
Bondi Beach

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Alternative routes for Hong Kong to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Sydney flights
Hong Kong to Coolangatta flights

Top 8 airlines flying from Hong Kong to Sydney

Discover the top 8 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 6 June 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapestHK$1,769AverageHK$4,014FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
ScootCheapestHK$2,734AverageHK$3,288FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Sichuan AirlinesCheapestHK$2,861AverageHK$3,058FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Hong Kong AirlinesCheapestHK$3,514AverageHK$4,460FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Philippine AirlinesCheapestHK$3,829AverageHK$5,311FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Singapore AirlinesCheapestHK$3,877AverageHK$5,041FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapestHK$4,730AverageHK$6,302FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapestHK$4,847AverageHK$6,778FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Hong Kong to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Sydney?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Sydney for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Hong Kong to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Hong Kong to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Hong Kong to Sydney become cheaper?

Of course! You can now track prices for flights from Hong Kong to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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