Cheap flights from Sydney to Hong Kong from $320

The month of March is, on average, the cheapest month to fly to Hong Kong from Sydney, with most prices found around $597. The month of February is another great option to travel to Hong Kong, with average flight prices from Sydney averaging around $631.

The cheapest day to depart from Sydney to Hong Kong is on a Friday. Travelers who choose to depart for Hong Kong on a Friday will often find tickets for as low as $958. The most expensive day to fly to Hong Kong is Thursday, with ticket prices averaging around $1,329.

The cheapest time of day to fly to Hong Kong is in the morning when flights can be purchased for as low as $1,047. At noon is when there is more demand to fly to Hong Kong, so prices are often more expensive at around $1,450 per ticket.

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

You are more likely to see cheaper flights to Hong Kong from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $786 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Sydney for as low as $695 on momondo.

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

You could potentially save up to 34% on your flight if you consider stops on a Sydney to Hong Kong flight.

As of September 2026, prices for Sydney to Hong Kong flights are approximately 34% more expensive when compared to flights at the same time last year.

Hong Kong Airlines, VietJet Air, and China Eastern are the most popular carriers operating from Sydney Kingsford Smith to Hong Kong Intl

Cathay Pacific, Qantas Airways and Hong Kong Airlines are the top three most popular airlines that fly to Hong Kong from Sydney according to our data. Cathay Pacific is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 3 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.

Historically, on average around 26% of flights between Sydney and Hong Kong have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

According to our data, Cathay Pacific have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

As of September 2026, 15 flights take off from Sydney and land in Hong Kong each day. The most common flight departure time for this route is 10:00AM, with 57% of daily flights taking off at noon.

105 flights are operational weekly from Sydney to Hong Kong as of September 2026. The most popular departure day for this route is Wed, with 23% of flights per week taking off on this day.