Cheap flights from Hong Kong to Australia from £149

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — SYD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Round-trip from

£354

One-way from

£149

Popular in

January

Cheapest in

August

Average price

£522

Good round-trip deal

£429 or less

Good one-way deal

£225 or less
Scoot
  • Scoot
  • 27/10-30/10
  • 3 total stops
  • 46h 35m total
  • Hong Kong to Australia
15/11
  • 15/11
  • 2 total stops
  • 27h 45m total
  • Hong Kong to Australia
Highest demand for flights based on searches. 20% potential increase in price (£111 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Hong Kong Intl to Australia.
Price to beat on a one-way flight from Hong Kong Intl to Australia.

Find flight deals from Hong Kong to Australia

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 16 September 2025.

Mon 27/1017:25HKG - SYD
2 stops24h 10mMultiple Airlines
Thu 30/1020:05SYD - HKG
1 stop22h 25mMultiple Airlines
Deal found 14/9£354
Fri 24/1017:40HKG - MEL
2 stops24h 40mMultiple Airlines
Tue 28/1022:35MEL - HKG
1 stop19h 55mMultiple Airlines
Deal found 14/9£355
Fri 24/1019:20HKG - MEL
1 stop14h 25mScoot
Tue 28/1022:35MEL - HKG
1 stop19h 55mScoot
Deal found 14/9£362
Wed 29/1016:50HKG - BNE
2 stops26h 50mMultiple Airlines
Wed 5/1123:40BNE - HKG
2 stops26h 45mMultiple Airlines
Deal found 14/9£375
Wed 17/1218:15HKG - SYD
1 stop23h 20mMultiple Airlines
Mon 2/221:50SYD - HKG
1 stop22h 40mMultiple Airlines
Deal found 16/9£375
Wed 15/1018:30HKG - SYD
1 stop23h 30mMultiple Airlines
Wed 22/1010:15SYD - HKG
1 stop28h 00mMultiple Airlines
Deal found 14/9£381
Mon 27/1019:25HKG - SYD
Nonstop9h 30mQantas Airways
Thu 30/1011:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 14/9£408
Fri 14/1119:25HKG - SYD
Nonstop9h 30mQantas Airways
Tue 18/1111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 14/9£409
Mon 27/1019:25HKG - SYD
Nonstop9h 30mQantas Airways
Wed 29/1011:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 15/9£410
Sat 15/1119:25HKG - SYD
Nonstop9h 30mQantas Airways
Thu 15/111:15SYD - HKG
Nonstop9h 35mQantas Airways
Deal found 16/9£411
Tue 28/1018:15HKG - SYD
1 stop23h 20mMultiple Airlines
Sun 2/1110:45SYD - HKG
1 stop27h 30mMultiple Airlines
Deal found 15/9£422
Thu 30/1019:10HKG - SYD
Nonstop9h 05mCathay Pacific
Sat 1/1111:05SYD - HKG
Nonstop9h 25mCathay Pacific
Deal found 14/9£431

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 858,174 searches. Data last updated 16 September 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

Depart

Return

Price

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 27/10

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Thu 30/10

11:15-17:50

Nonstop9h 35m

£408

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 27/10

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Wed 29/10

11:15-17:50

Nonstop9h 35m

£410

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Mon 27/10

21:20-09:35

Nonstop9h 15m

Sydney Kingsford Smith

Sat 1/11

08:45-15:10

Nonstop9h 25m

£455

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Fri 31/10

08:45-20:50

Nonstop9h 05m

Sydney Kingsford Smith

Sun 9/11

08:45-15:05

Nonstop9h 20m

£457

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Sat 27/12

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Sat 17/1

11:15-17:50

Nonstop9h 35m

£483

Hong KongMelbourne

HKG - MEL

HKGMEL

Hong Kong Intl

Thu 25/12

19:30-07:50

Nonstop9h 20m

Melbourne

Sat 17/1

11:05-17:35

Nonstop9h 30m

£489

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Wed 29/10

19:25-07:55

Nonstop9h 30m

Sydney Kingsford Smith

Tue 4/11

07:15-17:35

1 stop13h 20m

£494

Hong KongSydney

HKG - SYD

HKGSYD

Hong Kong Intl

Thu 16/10

19:30-07:45

Nonstop9h 15m

Sydney Kingsford Smith

Sat 1/11

11:15-17:50

Nonstop9h 35m

£507

Hong KongMelbourne

HKG - MEL

HKGMEL

Hong Kong Intl

Tue 25/11

11:15-08:35

1 stop18h 20m

Melbourne

Mon 19/1

05:55-17:55

1 stop15h 00m

£508

Hong KongBrisbane

HKG - BNE

HKGBNE

Hong Kong Intl

Sat 14/3

11:15-10:05

1 stop20h 50m

Brisbane

Mon 16/3

11:05-17:55

1 stop32h 50m

£510

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 52 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, May is the cheapest month in which you can book a flight from Hong Kong to Australia (average of £985). Flying from Hong Kong to Australia in July is currently the most expensive (average of £1,725). 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 16 September 2025.

When flying from Hong Kong to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 16 September 2025.

The most flights from HKG to AU0 are scheduled on a Friday (28 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (22 on average).

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 16 September 2025.
Read through reviews of airlines operating flights from Hong Kong to Australia, such as Cathay Pacific and Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Crew

8.1

Food

7.3

Comfort

7.6

Entertainment

7.8

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

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?

    Hong Kong Intl (HKG), located 16.2 mi from the city center, is the airport you fly out of when you book flights from Hong Kong to Australia.

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

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

    Airlines like Qantas Airways, Cathay Pacific, and Philippine Airlines fly from Hong Kong to Australia in about 9h 15m. The time it takes to get you to your destination can typically vary by up to 9h 05m. The distance between Hong Kong and Australia is about 4590 mi. 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 £180 on VietJet Air. Other airlines that offer cheap prices include Hainan Airlines from £270 and Air Niugini from £275 one-way.

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

  • 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: MIAT Mongolian (51%), Finnair (48%), British Airways (48%).

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

    Looking for the cheapest flight from Hong Kong to Australia? While on average our users pay £429, our data indicates the cheapest price to be £225. The most popular route (Hong Kong Intl - Sydney Kingsford Smith), is priced around £258.

  • 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, May is the cheapest month in which you can book a flight from Hong Kong to Australia (average of £985). Flying from Hong Kong to Australia in July is currently the most expensive (average of £1,725). 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

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Alternative routes for Hong Kong to Australia

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Hong Kong to Australia

Discover the top 2 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 858,174 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest£425Average£555FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest£447Average£572FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Australia flexibly with Cheapflights today.

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

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