Cheap flights from Hong Kong to Sydney from $251
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 4/9. 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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Scoot flights from Hong Kong to Sydney
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Qantas Airways flights from Hong Kong to Sydney
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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 cheapest month to fly to Sydney?
The month of August is, on average, the cheapest month to fly to Sydney from Hong Kong, with most prices found around $1,008. If you aren’t able to travel to Sydney during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,095.
What is the cheapest day to depart on your flight to Sydney?
Our data shows that Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,172. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $1,384.
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 evening. momondo users have found flights departing from Hong Kong to Sydney in the evening for as low as $1,242. 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 $1,783 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.
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 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,250 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 $1,038 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.
What is the cheapest airline that flies from Hong Kong Intl to Sydney Kingsford Smith?
Scoot, Cebu Pacific, and VietJet Air are the most popular carriers operating from Hong Kong Intl to Sydney Kingsford Smith
Which 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 47% of people opting to fly with this airline when travelling 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?
28 flights are operational daily from Hong Kong to Sydney as of July 2025. The most popular departure time for this route is 19:00, with 89% of flights per day taking off in the evening.
How many flights depart from Hong Kong to Sydney on average per week?
As of July 2025, there are 196 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?
The straight-line distance from Hong Kong Intl to Sydney Kingsford Smith is 7371.6 km. In terms of flight time, this usually takes a little over 12h 30m.
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 are updated daily.
How many operators does momondo search for flights from Hong Kong Intl Airport to Sydney Kingsford Smith Airport?
As of July 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 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 Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Hong Kong to Sydney?
Based on momondo bookings for flights between Hong Kong and Sydney, the leading plane model is Airbus A330-300, making up 38.90% of the total bookings. Other popular models include Airbus A350-900 with 27.91%, Boeing 777-300ER with 25.42%, and Airbus A330-200 with 5.48%.
What is the most popular airline from Hong Kong to Sydney?
momondo data reveals that the most frequently booked airline on the route from Hong Kong to Sydney is Cathay Pacific, representing 47% of all bookings. The subsequent popular airlines are Qantas Airways at 45%, Hong Kong Airlines at 4%, and Scoot at 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 $546 | Free cancellation | Rating 6.7 305 reviews | |||
| PriceFrom $644 | Free cancellation | Rating 5.5 17 reviews | |||
| PriceFrom $888 | Free cancellation | Rating 7.5 873 reviews | |||
| PriceFrom $899 | Free cancellation | Rating 7.6 927 reviews |
Cathay Pacific Flights From Hong Kong to Sydney
Cathay Pacific flight deals from Hong Kong to Sydney start from $587 round-trip. Over the 28 Cathay Pacific flights for this route in a normal week, average airfare is usually $897 round-trip - but some users have found much cheaper deals with momondo.
Qantas Airways Flights From Hong Kong to Sydney
Another popular option for Hong Kong to Sydney flights is Qantas Airways (7.5/10, 873 ratings). Qantas Airways flies from Hong Kong to Sydney around 7 times per week, with deals starting from $580 round-trip and rising to an average price of around $797.
Travelling 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?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hong Kong to Sydney . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Hong Kong to Sydney with flexible booking policies on momondo?
All flight searches from Hong Kong to Sydney on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Hong Kong to Sydney?
Once you have performed a search for Hong Kong to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Hong Kong to Sydney right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Hong Kong to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.