Question 1

Which airline has the best punctuality record on Hong Kong to Sydney flights?

Accepted Answer

According to our data, Cathay Pacific have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

Question 2

How many flights depart from Hong Kong to Sydney on average per week?

Accepted Answer

As of January 2026, 190 flights take off from Hong Kong and land in Sydney each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Question 3

What is the cheapest month to fly to Sydney?

Accepted Answer

The month of August is, on average, the cheapest month to fly to Sydney from Hong Kong, with most prices found around $894. If you aren’t able to travel to Sydney during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $910.

Question 4

What is the cheapest Hong Kong to Sydney Kingsford Smith flight route?

Accepted Answer

Fly from Hong Kong Intl to Sydney Kingsford Smith for the best Hong Kong - Sydney Kingsford Smith flight prices

Question 5

How far in advance should I book a flight to Sydney?

Accepted Answer

You are more likely to see cheaper flights to Sydney from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,108 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Hong Kong for as low as $874 on momondo.

Question 6

Which airlines fly to Sydney?

Accepted Answer

Cathay Pacific, Qantas Airways and Hong Kong Airlines are the top three most popular airlines that fly to Sydney from Hong Kong according to our data. Cathay Pacific is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Question 7

How often are flights from Hong Kong to Sydney delayed?

Accepted Answer

Historically, on average around 34% of flights between Hong Kong and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

Question 8

What cabin class options are available on Hong Kong to Sydney Kingsford Smith flights?

Accepted Answer

There are 3 cabin classes available to choose from on Hong Kong to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 9

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Question 10

What is the cheapest time of day to depart on your flight to Sydney?

Accepted Answer

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Hong Kong to Sydney in the evening for as low as $1,062. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,358 on average. Flights to Sydney from Hong Kong in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 11

What is the cheapest day to depart on your flight to Sydney?

Accepted Answer

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,023. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,141.

Question 12

Can stopping save me money on Hong Kong to Sydney flights?

Accepted Answer

You could potentially save up to 1% on your flight if you consider stops on a Hong Kong to Sydney flight.

Question 13

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

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 14

What is the cheapest airline that flies from Hong Kong to Sydney Kingsford Smith?

Accepted Answer

China Eastern and Cebu Pacific are the most popular carriers operating from Hong Kong to Sydney Kingsford Smith

Question 15

How many flights depart from Hong Kong to Sydney on average per day?

Accepted Answer

27 flights are operational daily from Hong Kong to Sydney as of January 2026. The most popular departure time for this route is 19:00, with 85% of flights per day taking off in the evening.

Question 16

When did momondo last update prices for flights from Hong Kong to Sydney Kingsford Smith Airport?

Accepted Answer

Prices for flights from Hong Kong to Sydney Kingsford Smith Airport are updated daily.

Question 17

How many operators does momondo search for flights from Hong Kong to Sydney Kingsford Smith Airport?

Accepted Answer

As of January 2026, there are 3 operators available to choose from for flights from Hong Kong to Sydney Kingsford Smith Airport.

Question 18

How old do you have to be to fly from Hong Kong to Sydney Kingsford Smith Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong to Sydney Kingsford Smith Airport.

Question 19

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

Accepted Answer

The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best price found	$792
Fastest flight time	9h 15m
Direct flights	Every day
Airports in Sydney	1 airport

Airline	Rating	Free cancellation	Price
Hong Kong Airlines	PriceFrom $621	Free cancellation	Rating 6.0 27 reviews	Search Hong Kong Airlines flights
Qantas Airways	PriceFrom $686	Free cancellation	Rating 7.5 978 reviews	Search Qantas Airways flights
Cathay Pacific	PriceFrom $815	Free cancellation	Rating 7.6 1,145 reviews	Search Cathay Pacific flights

Cheap flights from Hong Kong to Sydney from $486

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Sydney departing on 21/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Hong Kong to Sydney

What is the cheapest month to fly to Sydney?

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,023. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,141.

What is the cheapest time of day to depart on your flight to Sydney?

What is the cheapest Hong Kong to Sydney Kingsford Smith flight route?

Fly from Hong Kong Intl to Sydney Kingsford Smith for the best Hong Kong - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

What cabin class options are available on Hong Kong to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Hong Kong to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Hong Kong to Sydney flights?

You could potentially save up to 1% on your flight if you consider stops on a Hong Kong to Sydney flight.

What is the cheapest airline that flies from Hong Kong to Sydney Kingsford Smith?

China Eastern and Cebu Pacific are the most popular carriers operating from Hong Kong to Sydney Kingsford Smith

Which airlines fly to Sydney?

How often are flights from Hong Kong to Sydney delayed?

Historically, on average around 34% of flights between Hong Kong and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Hong Kong to Sydney flights?

According to our data, Cathay Pacific have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

How many flights depart from Hong Kong to Sydney on average per day?

27 flights are operational daily from Hong Kong to Sydney as of January 2026. The most popular departure time for this route is 19:00, with 85% of flights per day taking off in the evening.

How many flights depart from Hong Kong to Sydney on average per week?

As of January 2026, 190 flights take off from Hong Kong and land in Sydney each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

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When did momondo last update prices for flights from Hong Kong to Sydney Kingsford Smith Airport?

How many operators does momondo search for flights from Hong Kong to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Hong Kong to Sydney Kingsford Smith Airport?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

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Best airlines flying from Hong Kong to Sydney

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