Cheap flights from Hong Kong to Sydney from $241
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 4/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Hong Kong to Sydney
Recent return flight deals from Hong Kong to Sydney
Recent one-way flight deals from Hong Kong to Sydney
Recent last minute flight deals from Hong Kong to Sydney
Recent direct flight deals from Hong Kong to Sydney
Scoot flights from Hong Kong to Sydney
Our best Scoot deals on Hong Kong to Sydney flight tickets
Cebu Pacific flights from Hong Kong to Sydney
Our best Cebu Pacific deals on Hong Kong to Sydney flight tickets
See travel insights to Sydney from
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 $1,003. 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 $1,090.
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 $1,166. The most expensive day to fly to Sydney is Monday, with ticket prices averaging around $1,378.
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 $1,248. 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 $1,774 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 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?
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 $1,245 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 $1,033 on momondo.
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.
What is the cheapest airline that flies from Hong Kong to Sydney Kingsford Smith?
Scoot, Cebu Pacific, and Hong Kong Airlines are the most popular carriers operating from Hong Kong 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?
26 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 90% 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, 187 flights take off from Hong Kong and land in Sydney each week. The most common flight departure day for this route is Thu, with 15% of weekly flights taking off on this day.
Cheap Hong Kong to Sydney flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Sydney
When did momondo last update prices for flights from Hong Kong to Sydney Kingsford Smith Airport?
Prices for flights from Hong Kong to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Hong Kong to Sydney Kingsford Smith Airport?
As of July 2025, there are 4 operators available to choose from 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?
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.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
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.
What is the most popular plane model from Hong Kong to Sydney?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Hong Kong to Sydney is Airbus A330-300 (38.73% of total bookings). The next most popular plane models are Airbus A350-900 (27.91%), Boeing 777-300ER (25.39%), and Airbus A330-200 (5.80%).
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 $543 | Free cancellation | Rating 6.7 304 reviews | |||
| PriceFrom $641 | Free cancellation | Rating 5.5 17 reviews | |||
| PriceFrom $884 | Free cancellation | Rating 7.5 870 reviews | |||
| PriceFrom $894 | Free cancellation | Rating 7.6 921 reviews |
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 collates all your flight options in one place and lets you filter them to find the perfect flight from Hong Kong to Sydney. momondo saves you time and could save you money on your trip.
Can I find flights from Hong Kong to Sydney with flexible booking policies on momondo?
momondo does allow users to show only those flights to Sydney from Hong Kong which offer a flexible booking policy as well as other useful filters and features.
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?
Of course. momondo tracks the price of Hong Kong to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.