Cheap flights from Hong Kong to Sydney from $165
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 7/11. 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
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Hong Kong and Sydney?
What is the cheapest month to fly to Sydney?
In general, August is the cheapest month to fly from Hong Kong to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $659. If you are unable to visit Sydney during the month of August, then departing from Hong Kong during the month June is also very affordable. Most momondo users find prices during this month for around $715.
What is the cheapest day to depart on your flight to Sydney?
The cheapest day to depart from Hong Kong to Sydney is on a Friday when prices can be found for as low as $810. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,094.
What is the cheapest time of day to depart on your flight to Sydney?
According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Hong Kong to Sydney in the morning for as low as $820. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $864. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Hong Kong Intl to Sydney Kingsford Smith flight route?
Fly from Hong Kong Intl to Sydney Kingsford Smith for the best Hong Kong Intl - Sydney Kingsford Smith flight prices
How far in advance should I book a flight to Sydney?
You are more likely to see cheaper flights to Sydney from Hong Kong when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $819 when searching 21 weeks out.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 $680 on momondo.
What cabin class options are available on Hong Kong Intl to Sydney Kingsford Smith flights?
There are 3 cabin classes available to choose from on Hong Kong Intl 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 23% on your flight if you consider stops on a Hong Kong to Sydney flight.
How have Hong Kong to Sydney flight prices changed over time?
As of June 2025, prices for Hong Kong to Sydney flights are approximately 13% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Hong Kong Intl to Sydney Kingsford Smith?
VietJet Air, Scoot, and Hainan Airlines are the most popular carriers operating from Hong Kong Intl to Sydney Kingsford Smith
What airlines fly to Sydney?
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 51% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
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 June 2025. The most popular departure time for this route is 7:00PM, with 88% of flights per day taking off in the evening.
How many flights depart from Hong Kong to Sydney on average per week?
As of June 2025, there are 189 flights per week flying from Hong Kong to Sydney. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
When to book flights from Hong Kong to Sydney
Cheap Hong Kong to Sydney (HKG to SYD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Sydney
How far is Hong Kong Intl to Sydney Kingsford Smith by plane?
Hong Kong Intl and Sydney Kingsford Smith are 4580.5 mi apart from one another. In terms of flight time, this usually takes a little over 9h 00m.
When did momondo last update prices for flights from Hong Kong Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Hong Kong Intl Airport to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Hong Kong Intl Airport to Sydney Kingsford Smith Airport?
As of June 2025, there are 4 operators available to choose from for flights from Hong Kong Intl Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Hong Kong Intl Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Hong Kong to Sydney?
momondo data reveals that the most frequently booked plane model on the route from Hong Kong to Sydney is Airbus A330-300, representing 38.60% of all bookings. The subsequent popular models are Airbus A350-900 at 28.27%, Boeing 777-300ER at 25.50%, and Airbus A330-200 at 5.83%.
What is the most popular airline from Hong Kong to Sydney?
Based on momondo bookings for flights between Hong Kong and Sydney, the leading airline is Cathay Pacific, making up 51% of the total bookings. Other popular airlines include Qantas Airways with 38%, Hong Kong Airlines with 6%, and Scoot with 4%.
Best airlines flying from Hong Kong to Sydney
Compare and see reviews for airlines that fly from Hong Kong to Sydney with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $348 | Free Cancellation | Rating 6.7 306 reviews | |||
| PriceFrom $462 | Free Cancellation | Rating 5.5 17 reviews | |||
| PriceFrom $598 | Free Cancellation | Rating 7.5 892 reviews | |||
| PriceFrom $625 | Free Cancellation | Rating 7.5 854 reviews |
Cathay Pacific Flights From Hong Kong to Sydney
Cathay Pacific operates around 28 flights from Hong Kong to Sydney every week. The average price of these flights found in the last 72 hours has been $817, but momondo users have found Cathay Pacific deals from Hong Kong to Sydney from as low as $598 round-trip. Cathay Pacific has been scored 7.5/10 in 892 reviews.
Qantas Airways Flights From Hong Kong to Sydney
Another popular option for Hong Kong to Sydney flights is Qantas Airways (7.5/10, 854 ratings). Qantas Airways flies from Hong Kong to Sydney around 7 times per week, with deals starting from $625 round-trip and rising to an average price of around $868.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Hong Kong to Sydney?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to Sydney for you.
Can I find flights from Hong Kong to Sydney with flexible booking policies on momondo?
Yes. All flights to Sydney from Hong Kong on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Hong Kong to Sydney?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Hong Kong to Sydney.
I’m not ready to book a flight from Hong Kong to Sydney right now. Can momondo alert me if prices change?
Price alerts on flights to Sydney from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.