HKG - SYD

$318 Find Cheap Flights from Hong Kong to Sydney - Compare and Save

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Everything you should know

Cheapest round-trip
$549
Typical prices: $614-$931
Scoot
Thu 9/6Sun 9/9
HKG - SYD • 1 stop
Cheapest non-stop
$589
Typical prices: $623-$946
Hong Kong Airlines
Thu 8/30Fri 10/26
HKG - SYD • Non-stop
Nonstop flights
You can fly direct with Cathay Pacific, Qantas Airways and Hong Kong Airlines. Average duration is 9h 11m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 80% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 8 weeks in advance save around 22% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 17% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $437 (round-trip)
Shortest trip • 12h 31m (one-way)
Insights
Insights
Start a new search
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We hope you love your trip to Sydney!
Flight Deals
Booking Insights
Expert advice
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 round-trip flight deals from Hong Kong to Sydney

Sun, Sep 6 - Wed, Sep 9
Scoot Logo
8:45 pm - 11:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
13h 00m1 stop Singapore Changi
Scoot Logo
1:00 pm - 7:45 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
32h 45m1 stop Singapore Changi
$549Scoot
Mon, Sep 7 - Fri, Sep 11
Multiple Airlines Logo
8:45 pm - 11:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
13h 00m1 stop Singapore Changi
Multiple Airlines Logo
9:45 am - 11:15 amSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
27h 30m1 stop Kuala Lumpur Intl
$550Multiple Airlines
Thu, Sep 3 - Wed, Sep 9
Multiple Airlines Logo
8:45 pm - 7:20 pmHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
20h 35m1 stop Singapore Changi
Multiple Airlines Logo
1:00 pm - 8:20 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
33h 20m2 stops Singapore Changi Penang Intl
$563Multiple Airlines
Sun, Aug 30 - Mon, Oct 26
Hong Kong Airlines Logo
10:05 pm - 9:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 40mnonstop
Hong Kong Airlines Logo
12:35 pm - 7:35 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 00mnonstop
$589Hong Kong Airlines
Sun, Sep 6 - Wed, Sep 9
Hong Kong Airlines Logo
10:05 pm - 9:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 40mnonstop
Hong Kong Airlines Logo
11:05 am - 7:10 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 05mnonstop
$590Hong Kong Airlines
Sat, Sep 5 - Wed, Sep 16
Hong Kong Airlines Logo
10:05 pm - 9:35 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 30mnonstop
Hong Kong Airlines Logo
11:05 am - 7:10 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
10h 05mnonstop
$653Hong Kong Airlines
Mon, Sep 7 - Fri, Sep 11
Qantas Airways Logo
7:30 pm - 6:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 15mnonstop
Qantas Airways Logo
10:10 am - 5:55 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 45mnonstop
$750Qantas Airways
Mon, Sep 7 - Fri, Sep 11
Qantas Airways Logo
7:30 pm - 6:45 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 15mnonstop
Qantas Airways Logo
10:10 am - 5:55 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 45mnonstop
$764Qantas Airways
Mon, Oct 12 - Wed, Oct 14
Cathay Pacific Logo
9:35 pm - 9:40 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 05mnonstop
Cathay Pacific Logo
8:40 am - 3:10 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 30mnonstop
$764Cathay Pacific
Sun, Nov 15 - Tue, Nov 17
Cathay Pacific Logo
9:20 pm - 9:35 amHKG  Hong Kong Intl-SYD Sydney Kingsford Smith
9h 15mnonstop
Cathay Pacific Logo
8:45 am - 3:05 pmSYD  Sydney Kingsford Smith-HKG Hong Kong Intl
9h 20mnonstop
$764Cathay 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 round-trip flight from Hong Kong to Sydney?

Round-trip flights from Hong Kong to Sydney start at $549. Prices are below average for this route right now, with typical round-trip fares ranging from $614 to $931. The lowest price found in the past 5 days was $549 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, it 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 $616 round-trip.
  • January ($960) and July ($931) 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.

Expert advice

Expert advice for your flight from Hong Kong to Sydney

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Bill Fink

Bill Fink

Expert on Qantas Airways

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Chris Dong

Chris Dong

Expert on Cathay Pacific

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Robert Schrader

Robert Schrader

Expert on HKG and SYD

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Key details for Hong Kong to Sydney flights

Low season

May

Cheapest flight

$318
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly and prices are also 15% lower on average.
Flight 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 round-trip 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.

  • What airlines are available from Hong Kong to Sydney?

    3 airlines operate flights between Hong Kong and Sydney. The airlines offering nonstop 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 travelers should check the fare details before booking.

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

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

    • Economy Class
    • Business Class

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $437 round-trip via Kuala Lumpur Intl (KUL), compared to $763 for nonstop.

  • 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) - 33% of one-stop connections
    • Kuala Lumpur Intl (KUL) - 21% 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 $706 round-trip on average, while Friday is the most expensive at $788: a $82 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • At what point is a flight considered delayed 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, 25% of flights were delayed in the past 3 months, with delays averaging 2 hours 26 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 83% of flights leaving in that window. Morning departures account for 17%, afternoon flights for 0%, and evening flights for 0%.

  • What popular places can I visit in Sydney?

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

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

    A nonstop flight from Hong Kong to Sydney takes 9h 11m, covering 4,590 miles.

  • 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 12:45 am and lands at 9:56 am
    • Latest: departs at 11:55 pm and lands at 9:06 am.

    The flight takes about 9h 11m.

  • 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 $744. Book 8 weeks before departure for the lowest fares.

  • 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.

  • Have flight prices from Hong Kong to Sydney changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $549 to $5,173. That means the highest observed fare was about 9x higher than the lowest one.

  • 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 $468, which is 9% 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: 80% on time
    • Cathay Pacific: 80% on time
    • Qantas Airways: 59% on time

    Overall, flights on this route are on time 75% of the time on average.

  • 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 layover airport from Hong Kong to Sydney?

    Flying via Melbourne (MEL) gives the shortest average 1-stop total travel time at 12h 31m, compared with 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.

  • What car rental options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car rental companies, with daily rates starting from around $10 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?

    Round-trip flights from Hong Kong to Sydney range from $614 to $931, with an average of $744 over the past 12 months. Anything below $614 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 can be flexible, aim for a Sunday departure instead of Friday. On this route, Sunday flights average $706 - about $82 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 $616 round-trip in that month - typically $344 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. 80% 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 75%. When flights on this route do arrive late, the average delay is 2 hours 26 minutes, so choosing a carrier 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 layover option averages $437 round-trip on this route - about $326 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.
    - Travelodge Hotel Sydney Airport
    - Rydges Sydney Airport Hotel
    - ibis budget 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 to Sydney?

 
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,Qantas Airways,Hong Kong Airlines

Cathay Pacific,Qantas Airways, +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,Qantas Airways,Hong Kong Airlines

Cathay Pacific,Qantas Airways, +1 more

Wednesday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Thursday

Cathay Pacific,Qantas Airways,Hong Kong Airlines

Cathay Pacific,Qantas Airways, +1 more

Friday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

Saturday

Cathay Pacific,Qantas Airways,Hong Kong Airlines

Cathay Pacific,Qantas Airways, +1 more

Sunday

Cathay Pacific,Hong Kong Airlines,Qantas Airways

Cathay Pacific,Hong Kong Airlines, +1 more

See more direct flights

Everything you need to know for your flight from Hong Kong to Sydney

Information on your arrival and departure airports