Qantas
Su, Mo, Tu, We, Th, and Fr
starting at $638
Hong Kong Airlines
Su, Tu, and Th
starting at $421
Cathay Pacific
Su, Mo, Tu, We, Th, and Fr
starting at $698
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Hong Kong to Sydney. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Hong Kong to Sydney, despite the fact that sometimes flights with transfers can cost significantly less.
The airlines on the Hong Kong — Sydney route each fly on specific days: Qantas and Cathay Pacific fly every day except Saturday. Hong Kong Airlines only flies on Sunday, Tuesday, and Thursday.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Qantas
Su, Mo, Tu, We, Th, and Fr
starting at $638
Hong Kong Airlines
Su, Tu, and Th
starting at $421
Cathay Pacific
Su, Mo, Tu, We, Th, and Fr
starting at $698
Hong Kong — Sydney
06/09/2026
Departure
Direct flight
CX139
starting at $712
Hong Kong — Sydney
11/12/2026
Departure
Direct flight
CX161
starting at $717
Hong Kong — Sydney
06/07/2026
Departure
Direct flight
CX181
starting at $739
Hong Kong — Sydney
06/21/2026
Departure
Direct flight
HX17
starting at $465
Hong Kong — Sydney
07/10/2026
Departure
Direct flight
CX111
starting at $830
Hong Kong — Sydney
08/12/2026
Departure
Direct flight
CX111
starting at $746
Hong Kong — Sydney
09/06/2026
Departure
Direct flight
CX181
starting at $681
Hong Kong — Sydney
10/01/2026
Departure
Direct flight
CX111
starting at $712
Hong Kong — Sydney
10/09/2026
Departure
Direct flight
CX181
starting at $836
Hong Kong — Sydney
10/31/2026
Departure
Direct flight
CX101
starting at $739
starting at $654
starting at $386
starting at $720
starting at $290
starting at $297
starting at $305
starting at $329
The Hong Kong — Sydney route is served by a wide range of airlines: 7 in total, including Cathay Pacific, Hong Kong Airlines, Qantas, Cebu Pacific, Scoot, VietjetAir, and Hong Kong Express Airways. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $290. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
We couldn't find any special offers for flights from Hong Kong to Sydney
The cheapest one-way flight from Hong Kong to Sydney departs on 09/07/2026, is operated by Cebu Pacific and costs $290
The cheapest roundtrip flight from Hong Kong to Sydney departs on 09/03/2026, is operated by Cebu Pacific and costs $584
Fastest flight from Hong Kong to Sydney takes 13 hours
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Hong Kong and Sydney is 7366km (4567 miles). The average flight duration is 17h 20m. There are 37 direct flights from Hong Kong to Sydney. The time difference between Hong Kong and Sydney is 2h. Flights from Hong Kong begin at 8:45 AM. The latest flight from Hong Kong departs at 11:55 PM
The cheapest flight ticket from Hong Kong to Sydney according to data for the last 48 hours costs $290
Often the best time to buy tickets from Hong Kong to Sydney is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Hong Kong to Sydney can be found flying in these months: September, June, November.
The fastest flights from Hong Kong to Sydney start from 13 hours in the air.
The following airlines operate direct flights on the route Hong Kong — Sydney: Cathay Pacific, Hong Kong Airlines, Qantas
The minimum one-way ticket price from Hong Kong to Sydney is $290 (September 2026), while the maximum is $455 (April 2027). On average, a ticket costs $371–$773.
Ticket prices for Hong Kong — Sydney are higher at the start and end of the period but lowest in the middle. This creates a convenient window for booking at a reduced price.
Prices fall from July 2026 to September 2026 (36%), then rise from November 2026 to April 2027 (+51%). The best period is August 2026–September 2026 ($309), the most expensive is January 2027–April 2027 ($452).
The best time to buy is August 2026–September 2026, when prices are at their lowest. This can save you up to 32% compared to the expensive months (January 2027–April 2027).
Monthly price variation is 19.2%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
