HKG - SYD

$431 Find Cheap Flights from Hong Kong to Sydney – Compare and Save

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Flight Deals

Cheap Flights from Hong Kong to Sydney (HKG-SYD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Hong Kong to Sydney

Tue, 27 Oct - Sat, 31 Oct
Scoot Logo
16:40 - 18:50HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
23h 10m1 stop Singapore Changi
Scoot Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
22h 35m1 stop Singapore Changi
$739Scoot
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
09:25 - 10:45HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
22h 20m1 stop Manila Ninoy Aquino Intl
Multiple Airlines Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
22h 35m1 stop Singapore Changi
$743Multiple Airlines
Mon, 2 Nov - Thu, 12 Nov
Juneyao Airlines Logo
11:55 - 06:50HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
15h 55m1 stop Shanghai Pu Dong
Juneyao Airlines Logo
08:50 - 10:55SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
29h 05m1 stop Shanghai Pu Dong
$752Juneyao Airlines
Tue, 20 Oct - Tue, 27 Oct
Hong Kong Airlines Logo
22:05 - 10:35HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 30mdirect
Hong Kong Airlines Logo
12:35 - 19:35SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 00mdirect
$841Hong Kong Airlines
Mon, 16 Nov - Tue, 24 Nov
Hong Kong Airlines Logo
22:25 - 11:05HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 40mdirect
Hong Kong Airlines Logo
12:35 - 19:35SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 00mdirect
$863Hong Kong Airlines
Mon, 16 Nov - Tue, 24 Nov
Hong Kong Airlines Logo
22:25 - 11:05HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 40mdirect
Hong Kong Airlines Logo
12:35 - 19:35SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 00mdirect
$865Hong Kong Airlines
Fri, 25 Dec - Sun, 24 Jan
Qantas Airways Logo
19:25 - 07:55HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 30mdirect
Qantas Airways Logo
11:15 - 17:50SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 35mdirect
$942Qantas Airways
Wed, 21 Oct - Wed, 28 Oct
Qantas Airways Logo
20:05 - 15:30HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
16h 25m1 stop Melbourne
Qantas Airways Logo
11:15 - 17:50SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 35mdirect
$963Qantas Airways
Wed, 30 Dec - Thu, 21 Jan
Cathay Pacific Logo
21:25 - 09:35HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 10mdirect
Cathay Pacific Logo
08:45 - 15:00SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 15mdirect
$1,099Cathay Pacific
Mon, 9 Nov - Wed, 11 Nov
Cathay Pacific Logo
21:25 - 09:35HKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 10mdirect
Cathay Pacific Logo
08:45 - 15:00SYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 15mdirect
$1,107Cathay Pacific
Booking Insights

Price, demand, and travel trends for Hong Kong to Sydney flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Hong Kong to Sydney with more confidence.

How much is a return flight from Hong Kong to Sydney?

Return flights from Hong Kong to Sydney start at $734. Prices are below average for this route right now, with typical return fares ranging from $850 to $1,290. The lowest price found in the past 5 days was $734 on Scoot.

What's the cheapest day of the week to fly from Hong Kong to Sydney?

Sunday is the cheapest day of the week to fly from Hong Kong to Sydney and is 6% cheaper than the average day. Friday is the most expensive day with flight prices 5% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • March is the cheapest month to fly from Hong Kong to Sydney at $854 return.
  • January ($1,330) and July ($1,290) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 55% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Hong Kong to Sydney the cheapest?

Flights from Hong Kong to Sydney are cheapest 8 weeks before departure. Booking in this window typically costs about 22% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Hong Kong to Sydney flights

Low season

May

Cheapest flight

$431
Best time to beat the crowds (14% less expensive on average)
Most popular time to fly and prices are also 15% lower on average.
Flights from Hong Kong to Sydney

When to book flights from Hong Kong to Sydney

Are your dates flexible? Find out the best times to travel from Hong Kong to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Hong Kong to Sydney flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Are there direct flights between Hong Kong and Sydney Airports?

    Yes, Cathay Pacific operates frequent direct flights between Hong Kong and Sydney. China Airlines and Philippines Airlines both offer indirect routes transiting between locations such as Manila Ninoy Aquino International Airport (MNL) and Taipei International Airport (TPE). Singapore Airlines also offers an indirect route through Singapore Changi Airport (SIN). Transfer times can vary.

  • Is it easy to connect with central Sydney from the airport by public transport?

    Yes, Sydney is the busiest airport in Australia and consequently there are a range of public transport options between it and the city. The Airport Link train runs every 10min and the journey to Sydney usually takes 13min. A one-way fare is around A$ 15 but you will also have to pay an airport access fee of around A$ 9 on top of the train fare. Sydney Buses operate a regular service on Route 400 and 420; a single fare is also around A$ 15. Travelling by bus, you don’t have to pay the airport access fee. The trip by taxi will cost around A$ 55 and take roughly 20min.

  • Are there hotels at Sydney Airport?

    Yes, there are a number of hotels on the Sydney Airport campus, including ibis budget Sydney Airport, Mantra Sydney and Rydges Hotel. They are each within walking distance of the arrivals area.

  • Which airlines offer extra legroom and free seat selection on Hong Kong to Sydney flights?

    Among airlines operating Hong Kong to Sydney flights:

    • Cathay Pacific: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Hong Kong to Sydney?

    3 airlines operate flights between Hong Kong and Sydney. The airlines offering direct flights on this route include:

    • Cathay Pacific
    • Qantas Airways
    • Hong Kong Airlines

  • Which airports can I use when flying from Hong Kong to Sydney?

    Flights from Hong Kong to Sydney usually depart from Hong Kong Intl (HKG) and arrive at Sydney Kingsford Smith (SYD).

  • Which airlines include bags at no extra cost on Hong Kong to Sydney flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Cathay Pacific: a cabin bag and a checked bag in Economy class
    • Qantas Airways: a cabin bag and a checked bag in Economy class
    • Hong Kong Airlines: a cabin bag and a checked bag in Economy class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Hong Kong to Sydney?

    Three cabin classes are available on flights from Hong Kong to Sydney:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How much can I save by having a stopover when flying from Hong Kong to Sydney?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average $602 return via Kuala Lumpur Intl (KUL), compared with $1,057 for direct.

  • Which aircraft model is used most often on flights from Hong Kong to Sydney?

    The Airbus A330-300 family is used most often on this route, operated mainly by Qantas Airways and Hong Kong Airlines. Other aircraft seen on the route include Airbus A350-900 variants.

  • Which airports do connecting flights from Hong Kong to Sydney pass through?

    One-stop flights from Hong Kong to Sydney most commonly connect through:

    • Singapore Changi (SIN) – 32% of one-stop connections
    • Kuala Lumpur Intl (KUL) – 22% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) – 20% of one-stop connections
    • Haikou Meilan Intl (HAK) – 16% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Hong Kong to Sydney?

    On the Hong Kong to Sydney route, being flexible with your departure day can save you up to 11%. Sunday is the cheapest day at $978 return on average, while Friday is the most expensive at $1,092 – a $114 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • At what point is a flight considered delayed on the route from Hong Kong to Sydney?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Hong Kong to Sydney route, 24% of flights were delayed in the past 3 months, with delays averaging 2 hours 28 minutes.

  • How are flight departures from Hong Kong to Sydney spread across the day?

    Night is the busiest departure period on Hong Kong to Sydney flights, with 50% leaving in that window. Evening departures account for 33%, Morning flights for 17%, and Afternoon flights for 0%.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Darling Harbour, Circular Quay, and Central Railway Station. These are among the most viewed places in Sydney on KAYAK.

  • What are the earliest and latest flights from Hong Kong to Sydney?

    These are the earliest and latest flight times available from Hong Kong to Sydney:

    • Earliest: departs at 00:45 and lands at 09:58
    • Latest: departs at 23:55 and lands at 09:08.

    The flight takes about 9h 13m.

  • How expensive are last-minute Hong Kong to Sydney flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 11% above the route average of $1,031. Book 8 weeks before departure for the lowest fares.

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

    A direct flight from Hong Kong to Sydney takes 9h 13m, covering 11,889 km.

  • Do I need a passport to fly from Hong Kong to Sydney?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Hong Kong to Sydney looking right now?

    One-way fares from Hong Kong to Sydney are currently lower than usual. Average one-way flight prices are about $639, which is 10% below the typical average for this route.

  • How does Hong Kong Airlines's on-time performance compare to other airlines on Hong Kong to Sydney flights?

    Hong Kong Airlines is slightly above the route average for timely arrivals, while Cathay Pacific has a lower on-time arrival rate. On-time arrival rates on Hong Kong to Sydney flights are:

    • Hong Kong Airlines: 81% on time
    • Cathay Pacific: 80% on time
    • Qantas Airways: 61% on time

    On average, flights on this route are punctual 76% of the time.

  • How do delay rates compare for morning and evening flights from Hong Kong to Sydney?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different stopover airport from Hong Kong to Sydney?

    Flying via Melbourne (MEL) gives the shortest average 1-stop total travel time of 12h 31m, compared to 13h 41m via Taipei City Taiwan Taoyuan Intl (TPE) and 14h 14m via Ho Chi Minh City (SGN).

  • What is the time difference between Hong Kong and Sydney?

    Sydney is 2 hours ahead of Hong Kong (Eastern Australia Time vs Hong Kong Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car hire companies, with daily rates starting from around $14 for economy cars. Top options include:
    · Bargain Car Rentals
    · East Coast Car Rentals
    · EverythingFleet
    · YESDRIVE CAR RENTAL
    · No Birds

  • How much should I expect to pay for a Hong Kong to Sydney flight?

    Return flights from Hong Kong to Sydney range from $850 to $1,290, with an average of $1,031 over the past 12 months. Anything below $850 counts as a good deal.

Your guide to booking Hong Kong to Sydney flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure instead of Friday. On this route, Sunday flights average $978 – about $114 less than Friday (10% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 8 weeks before you fly. On this route, that window historically saves about 22% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Hong Kong to Sydney trip for March. Fares historically average $854 return in that month – typically $477 less than the most expensive month, which is January (based on the last 12 months).
  • If arriving on time is high on your priority list, Hong Kong Airlines is the strongest pick on this route. 81% of Hong Kong Airlines flights from Hong Kong to Sydney arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 76%. When flights on this route do arrive late, the average delay is 2 hours28 minutes, so choosing an airline with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Kuala Lumpur Intl Airport (KUL) can be cheaper than flying direct. The cheapest stopover option averages $602 return on this route – about $455 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sydney Kingsford Smith Airport.
    - ibis budget Sydney Airport
    - Rydges Sydney Airport Hotel
    - Travelodge Hotel Sydney Airport
  • Families with young children, people with additional needs, pregnant women and older people departing for Sydney can make use of the Caring Corner at Hong Kong Airport (HKG). This is a specially designated quiet area with televisions, seating and airport telephone helplines.
  • There are currency exchange desks and a range of international ATMs at the arrivals hall in Sydney Kingsford Smith Airport (SYD).
  • There are a number of lounges at Hong Kong Airport available to departing passengers, including Cathay Pacific Lounge, the Emirates Lounge and the United Club.

Prefer to fly direct from Hong Kong Intl to Sydney Kingsford Smith?

 
Find which airlines fly direct from Hong Kong Intl Airport to Sydney Kingsford Smith Airport, which days they fly and book direct flights.

Direct departures

Hong Kong Intl to Sydney Kingsford Smith

Monday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Tuesday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Wednesday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Thursday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Friday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Saturday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Sunday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

See more direct flights

Direct returns

Sydney Kingsford Smith to Hong Kong Intl

Monday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Tuesday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Wednesday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Thursday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Friday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Saturday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Sunday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

See more direct flights

More options for your flight from Hong Kong to Sydney

Complete your trip to Sydney with a hotel stay or car hire