How do most travelers feel about Cathay Pacific?

When planning your SYD-HKG trip, keep in mind that Cathay Pacific is typically rated 7.6/10. This rating comes from 1,351 reviews by Cheapflights users who have traveled with Cathay Pacific.

Can I get a flight from Sydney to Hong Kong on Cathay Pacific for under HK$5,485?

Cathay Pacific offers 9 flights from Sydney to Hong Kong for under HK$5,485. Prices vary by date and time. To see all prices and select your dates, click here.

How far ahead should I book a flight from Sydney to Hong Kong with Cathay Pacific?

Booking with Cathay Pacific 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Hong Kong. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Hong Kong with Cathay Pacific?

Currently, the most affordable month to book a Cathay Pacific flight from Sydney to Hong Kong in October, with an average price of HK$5,046. Conversely, traveling with Cathay Pacific from Sydney to Hong Kong in December will be the most expensive, with an average cost of HK$9,050. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Cathay Pacific flight availability from Sydney to Hong Kong

The most Cathay Pacific flights from SYD to HKG are scheduled on a Friday (4 on average). You will have fewer Cathay Pacific flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Hong Kong ranges from 20.0 - 390.0 inches per month. June is typically the wettest month, when rainfall can reach 390.0 mm. January is typically the driest time to visit Hong Kong when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

HK$4,090+ Cathay Pacific Flights from Sydney to Hong Kong

Cheapflights users flying from Sydney to Hong Kong on Cathay Pacific typically fly into Hong Kong Intl and depart from Sydney Kingsford Smith. Select your dates above for pricing.

Find Cathay Pacific flight deals from Sydney to Hong Kong

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Cheapest Cathay Pacific flights from Sydney to Hong Kong
Explore the most affordable Cathay Pacific flight options available from Sydney to Hong Kong. Find the lowest fares with prices last updated on 30 May 2026.

Mon 1-607:40

SYD

HKG

Nonstop9h 30m

Cathay Pacific

Sun 7-600:45

HKG

SYD

Nonstop9h 00m

Cathay Pacific

Deal found 28-5HK$5,297

Mon 15-614:05

SYD

HKG

Nonstop9h 25m

Cathay Pacific

Sat 15-821:35

HKG

SYD

Nonstop9h 05m

Cathay Pacific

Deal found 29-5HK$5,485

Mon 15-621:55

SYD

HKG

Nonstop9h 15m

Cathay Pacific

Tue 30-621:35

HKG

SYD

Nonstop9h 05m

Cathay Pacific

Deal found 28-5HK$5,540

How do most travelers feel about Cathay Pacific?
When planning your SYD-HKG trip, keep in mind that Cathay Pacific is typically rated 7.6/10. This rating comes from 1,351 reviews by Cheapflights users who have traveled with Cathay Pacific.
Can I get a flight from Sydney to Hong Kong on Cathay Pacific for under HK$5,485?
Cathay Pacific offers 9 flights from Sydney to Hong Kong for under HK$5,485. Prices vary by date and time. To see all prices and select your dates, click here.

Cathay Pacific flights from Sydney to Hong Kong in 2026

One-way from	HK$4,090
Return from	HK$5,085
Popular in	December
Cheapest in	October
Average price (all airlines)	HK$5,226

Cathay Pacific
30-6
Nonstop
9h 25m total
Sydney to Hong Kong

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Cathay Pacific
29-7-26-10
Nonstop
18h 50m total
Sydney to Hong Kong

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Highest demand for flights from Sydney Kingsford Smith to Hong Kong Intl; 15% potential price increase.

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Best time to find cheap flights from Sydney Kingsford Smith to Hong Kong Intl; 4% potential price drop.

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Average price for all Sydney Kingsford Smith to Hong Kong Intl flights (one-way and round-trip).

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Prices

Airlines

When is the best time to book a flight to Hong Kong with Cathay Pacific?

The best time to book a flight to Hong Kong with Cathay Pacific is 89 days before departure. On average, fares are higher if you book 77 days before departure.

Which month is the cheapest to fly Economy class from Sydney to Hong Kong?

For Economy class flights, the cheapest month to fly this route is October. The most expensive months are December and April.

Best time to book a flight from Sydney to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Sydney with our price prediction graph.

SYD-HKG

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Cathay Pacific

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Good

1,351 reviews

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Cathay Pacific flights from Sydney to Hong Kong (SYD - HKG)

Cheapflights users flying from Sydney to Hong Kong on Cathay Pacific typically fly into Hong Kong Intl and depart from Sydney Kingsford Smith. Select your dates above for pricing.

Find Cathay Pacific flight deals from Sydney to Hong Kong

Cheapest Cathay Pacific flights from Sydney to Hong KongExplore the most affordable Cathay Pacific flight options available from Sydney to Hong Kong. Find the lowest fares with prices last updated on 30 May 2026.

Explore the most affordable Cathay Pacific flight options available from Sydney to Hong Kong. Find the lowest fares with prices last updated on 30 May 2026.

Best Cathay Pacific flights from Sydney to Hong KongDiscover carefully curated Cathay Pacific flight deals from Sydney to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 May 2026.

Discover carefully curated Cathay Pacific flight deals from Sydney to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 May 2026.

Direct Cathay Pacific flights from Sydney to Hong KongExplore direct Cathay Pacific flight options from Sydney to Hong Kong based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 May 2026.

Explore direct Cathay Pacific flight options from Sydney to Hong Kong based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 May 2026.

Last-minute Cathay Pacific flights from Sydney to Hong KongDiscover last-minute Cathay Pacific flight deals from Sydney to Hong Kong. Data last updated 30 May 2026 and is based on user searches.

Discover last-minute Cathay Pacific flight deals from Sydney to Hong Kong. Data last updated 30 May 2026 and is based on user searches.

One-way Cathay Pacific flights to Hong KongSearch for one-way Cathay Pacific flight options to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 30 May 2026.

Search for one-way Cathay Pacific flight options to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 30 May 2026.

How do most travelers feel about Cathay Pacific?

Can I get a flight from Sydney to Hong Kong on Cathay Pacific for under HK$5,485?

Cathay Pacific flights from Sydney to Hong Kong in 2026

Find detailed information about Cathay Pacific flights from Sydney to Hong Kong. Explore the options provided by Cathay Pacific to plan your journey from Sydney to Hong Kong. Data last updated 30 May 2026.

One-way from

Return from

Popular in

Cheapest in

Average price (all airlines)

When is the best time to book a flight to Hong Kong with Cathay Pacific?

Which month is the cheapest to fly Economy class from Sydney to Hong Kong?

Weekly Cathay Pacific flight availability from Sydney to Hong Kong

Rainfall in Hong Kong by month

Temperature in Hong Kong by month

Best time to book a flight from Sydney to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Sydney with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Hong Kong on another airline

Consider alternative airlines that service the Hong Kong area. Flight routes are based on user searches made on Cheapflights and were last updated on 30 May 2026.

Other Cathay Pacific flights from Sydney

Browse through other Cathay Pacific flights departing from Sydney. Flight routes are based on user searches made on Cheapflights and were last updated on 30 May 2026.

Other airlines serving Sydney and Hong Kong

Choose from other airlines serving Sydney and Hong Kong.

Other popular destinations in Asia

If Hong Kong is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 30 May 2026.

Popular flights from Cathay Pacific

Browse through some of the most popular routes that Cathay Pacific offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 30 May 2026.

See what others are saying about Cathay Pacific

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Cheapest Cathay Pacific flights from Sydney to Hong Kong
Explore the most affordable Cathay Pacific flight options available from Sydney to Hong Kong. Find the lowest fares with prices last updated on 30 May 2026.

Best Cathay Pacific flights from Sydney to Hong Kong
Discover carefully curated Cathay Pacific flight deals from Sydney to Hong Kong that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 May 2026.

Direct Cathay Pacific flights from Sydney to Hong Kong
Explore direct Cathay Pacific flight options from Sydney to Hong Kong based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 May 2026.

Last-minute Cathay Pacific flights from Sydney to Hong Kong
Discover last-minute Cathay Pacific flight deals from Sydney to Hong Kong. Data last updated 30 May 2026 and is based on user searches.

One-way Cathay Pacific flights to Hong Kong
Search for one-way Cathay Pacific flight options to Hong Kong. Find affordable one-way fares based on user searches. Data last updated 30 May 2026.