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Cheap flights from Hong Kong to Australia from HK$1,145

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 18-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
1 Jan — 8 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Australia

Keep the following information in mind while searching for Hong Kong to Australia flight deals. Data was last updated 2 December 2025.

Round-trip from

HK$2,352

One-way from

HK$1,145

Popular in

January

Cheapest in

August

Average price

HK$6,900

Good round-trip deal

HK$5,015 or less

Good one-way deal

HK$3,001 or less
AirAsia
  • AirAsia
  • 10-3-17-3
  • 2 total stops
  • 28h 45m total
  • Hong Kong to Australia
Search Deals
AirAsia
  • AirAsia
  • 18-12
  • 1 total stop
  • 25h 40m total
  • Hong Kong to Australia
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (HK$12,676 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (HK$2,487 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong Intl to Australia.
Search Deals
Price to beat on a one-way flight from Hong Kong Intl to Australia.
Search Deals

Find flight deals from Hong Kong to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Australia
Explore the most affordable flight options available from Hong Kong to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 December 2025.

Wed 24-1218:15HKG - PER
1 stop25h 40mMultiple Airlines
Wed 31-1205:15PER - HKG
3 stops31h 20mMultiple Airlines
Deal found 1-12HK$3,543
Mon 1-1218:15HKG - PER
1 stop25h 40mMultiple Airlines
Sun 7-1220:25PER - HKG
3 stops51h 00mMultiple Airlines
Deal found 30-11HK$3,684
Tue 2-1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Sun 1-212:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 30-11HK$3,715
Tue 16-1220:05HKG - SYD
2 stops33h 00mMultiple Airlines
Mon 2-213:35SYD - HKG
1 stop28h 45mMultiple Airlines
Deal found 30-11HK$3,723
Thu 18-1218:15HKG - PER
1 stop25h 40mAirAsia
Sun 4-120:40PER - HKG
1 stop20h 50mAirAsia
Deal found 1-12HK$3,730
Tue 2-1215:10HKG - PER
1 stop14h 40mMultiple Airlines
Mon 8-1216:45PER - HKG
2 stops43h 50mMultiple Airlines
Deal found 30-11HK$3,762
Thu 4-1212:00HKG - PER
1 stop16h 30mMultiple Airlines
Fri 12-1211:30PER - HKG
2 stops23h 45mMultiple Airlines
Deal found 1-12HK$3,855
Sun 28-1222:25HKG - SYD
Nonstop9h 30mHong Kong Airlines
Tue 13-112:35SYD - HKG
Nonstop9h 50mHong Kong Airlines
Deal found 30-11HK$3,917
Sat 20-1218:15HKG - PER
1 stop25h 40mMultiple Airlines
Thu 1-105:15PER - HKG
2 stops23h 20mMultiple Airlines
Deal found 30-11HK$3,941
Tue 2-1222:25HKG - SYD
Nonstop9h 30mMultiple Airlines
Sun 1-221:50SYD - HKG
1 stop16h 25mMultiple Airlines
Deal found 30-11HK$3,964
Wed 24-1212:00HKG - PER
1 stop16h 30mAirAsia
Wed 31-1205:15PER - HKG
1 stop12h 15mAirAsia
Deal found 1-12HK$3,964
Fri 5-1215:10HKG - PER
1 stop14h 40mMultiple Airlines
Mon 8-1216:45PER - HKG
1 stop20h 30mMultiple Airlines
Deal found 30-11HK$4,026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Australia 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 2 December 2025.
Use the filters below to find and compare flights from Hong Kong to Australia that are best for you.

Fly from

Hong Kong

Fly to

Australia

Route

Departure

Return

Price

Hong KongPerth

HKG - PER

HKGPER

Hong Kong Intl

Sat 7-3

15:10-00:40

1 stop33h 30m

Perth

Mon 9-3

23:15-14:10

1 stop14h 55m

HK$3,528

Hong KongPerth

HKG - PER

HKGPER

Hong Kong Intl

Fri 6-3

15:10-00:40

1 stop33h 30m

Perth

Mon 9-3

23:15-14:10

1 stop14h 55m

HK$3,551

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 12-3

22:25-10:55

Nonstop9h 30m

Sydney Kingsford Smith

Mon 16-3

12:35-19:25

Nonstop9h 50m

HK$3,910

Hong KongDarwin

HKG - DRW

HKGDRW

Hong Kong Intl

Thu 15-1

18:15-16:00

1 stop20h 15m

Darwin

Thu 22-1

16:50-11:15

2 stops19h 55m

HK$4,065

Hong KongPerth

HKG - PER

HKGPER

Hong Kong Intl

Wed 11-3

15:10-05:50

1 stop14h 40m

Perth

Fri 20-3

23:15-14:10

1 stop14h 55m

HK$4,167

Hong KongPerth

HKG - PER

HKGPER

Hong Kong Intl

Thu 26-2

15:10-21:45

2 stops30h 35m

Perth

Fri 6-3

23:15-14:10

1 stop14h 55m

HK$4,190

Hong KongPerth

HKG - PER

HKGPER

Hong Kong Intl

Fri 13-3

15:10-05:50

1 stop14h 40m

Perth

Fri 20-3

23:15-14:10

1 stop14h 55m

HK$4,291

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 16-3

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Mon 20-4

10:10-17:55

Nonstop9h 45m

HK$4,392

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 12-3

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Sat 30-5

10:10-17:55

Nonstop9h 45m

HK$4,392

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 4-5

19:30-06:45

Nonstop9h 15m

Sydney Kingsford Smith

Mon 18-5

10:10-17:55

Nonstop9h 45m

HK$4,416

Flights are sorted by cheapest return flights first.

Deals found on 2-12

Showing 1-10 of 60 results
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Best time to book a flight from Hong Kong to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

What is the cheapest month to book a flight from Hong Kong to Australia?

Currently, April is the cheapest month in which you can book a flight from Hong Kong to Australia (average of HK$1,487). Flying from Hong Kong to Australia in January is currently the most expensive (average of HK$5,615). 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 AU?

Find hourly flight availability from Hong Kong to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 December 2025.

It’s typically best to fly out from Hong Kong to Australia in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly return from Hong Kong to Australia. Price data was last updated on 16 December 2024.

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

Weekly flight availability from Hong Kong to Australia

Explore weekly flight availability from Hong Kong to Australia. 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 2 December 2025.

The most flights from HKG to AU0 are scheduled on a Tuesday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (26 on average).

How often are flights from Hong Kong to Australia delayed?

About 29% of weekly flights between Hong Kong and Australia have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Hong Kong to Australia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening 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 Sunday 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 Australia flights?

Over the past year, Air New Zealand have had the lowest number of delays on this route, with no flights being classified as delayed.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 2 December 2025.
Read through reviews of airlines operating flights from Hong Kong to Australia, such as Singapore Airlines, Cathay Pacific, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.1

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
1,411 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.1

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
1,080 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.1

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
946 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.1

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
Scoot
6.7
Okay
311 reviews
Singapore Airlines
8.1
Very Good
1,411 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Overall

8.1

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 Hong Kong to Australia. 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 from for flights from Hong Kong to Australia?

    For a flight from Hong Kong to Australia, you will be flying from Hong Kong Intl. Hong Kong Intl (HKG) is just 26.0 km from the centre of the city.

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

    The Hong Kong Intl to Australia flight path was viewed by 1,201 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 Australia?

    A quick flight from Hong Kong to Australia can take about 9h 30m. Batik Air provides one of the quickest options available for as low as HK$3,910. The distance between Hong Kong and Australia is about 7387 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Hong Kong to Australia one-way?

    One-way options have recently been found by users for as low as HK$1,153 on AirAsia. Other airlines that offer cheap prices include Scoot from HK$1,464 and Batik Air from HK$1,651 one-way.

  • What are the most popular routes from Hong Kong to Australia?

    The most popular flight routes from Hong Kong to Australia are Hong Kong Intl - Melbourne, Hong Kong Intl - Sydney Kingsford Smith and Hong Kong Intl - Melbourne Avalon.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to Australia on time: Turkish Airlines (95%), Lufthansa (87%), Hong Kong Airlines (84%).

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

    While on average a flight from Hong Kong to Australia is generally HK$8,718, our data shows the cheapest flight currently is HK$2,672. When looking at the most popular route, (Hong Kong Intl - Melbourne), you can expect to pay HK$3,551 for that flight.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Hong Kong to Australia (average of HK$1,487). Flying from Hong Kong to Australia in January is currently the most expensive (average of HK$5,615). 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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Top 10 airlines flying from Hong Kong to Australia

Discover the top 10 airlines that operate flights from Hong Kong to Australia. 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 2 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapestHK$1,961AverageHK$4,460FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
ScootCheapestHK$2,082AverageHK$3,081FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
AirAsiaCheapestHK$2,132AverageHK$2,201FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Hong Kong AirlinesCheapestHK$3,390AverageHK$5,467FlexibilityNo cancel feeOn-time65%
Search Hong Kong Airlines flights
Singapore AirlinesCheapestHK$3,661AverageHK$5,538FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapestHK$4,281AverageHK$6,326FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapestHK$4,594AverageHK$7,477FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Philippine AirlinesCheapestHK$4,921AverageHK$6,703FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestHK$4,960AverageHK$6,582FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air NiuginiCheapestHK$5,008AverageHK$6,245FlexibilityNo cancel feeOn-time77%
Search Air Niugini flights

Fly with Cheapflights

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 Australia?

Deals for Hong Kong to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hong Kong to Australia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Hong Kong to Australia 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 Australia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Australia from Hong Kong today and book when prices fit your budget.

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