Book a trip from Sydney to London with Cathay Pacific , fares from AUD1,845

Begin your journey from Sydney to London aboard our fleet of modern aircraft, which includes the Boeing 777s, Airbus A321neos, Airbus A330s, and Airbus A350s. Your flight, including a layover in Hong Kong, will take approximately 25 hours and 10 minutes. Please note that the aircraft used may vary depending on operational needs.

Our First class and Business class passengers can relax and unwind at our award-winning lounge facilities, enjoying amenities like Relaxation Rooms, Shower Suites, and our signature Noodle Bar during their layover.

Utilising the online check-in service is the most straightforward method to conserve time and bypass lines at the airport. You have the option to complete this process via a computer or mobile device starting 48 hours prior to your scheduled departure, allowing you to choose or modify your seat assignment and obtain your boarding pass in either a digital or printed format, based on local rules and your origin location. Cathay Green members and those in higher tiers can benefit from priority online check-in for added convenience. Depending on your ticket type and cabin, you may also be able to pre-select meals to suit your dietary preferences.

If your Cathay Pacific flight to London is delayed or cancelled, we’ll keep you informed via our flight status page , airport screens, public announcements, or SMS services such as notiFLY. If your flight is delayed, we will share your updated check-in and boarding times as soon as possible. If you miss a connection due to a delay, assistance is provided to help arrange travel. For more information, you may refer to your rights and regulations before you fly or reach out to us .

When you arrive in Hong Kong, simply follow the signage to the departures level for your onward journey. Passengers holding their connecting flight boarding pass may proceed through security clearance and head towards their gate. Those needing assistance can visit our transfer desks, where our team will assist with check-in and address any enquiries. Passengers aged seven and older holding eligible travel documents may utilise the e-Security Gates for expedited clearance. To find the most up-to-date details regarding transit procedures and desk locations, please consult the transfer guide .

You will find that there are plenty of things to do at Hong Kong International Airport to ensure a more enjoyable layover for your journey from Sydney to London. The Sky Garden terrace, located on Level 7 of the East Hall, offers a tranquil environment filled with greenery and vantage points of the runway. Coffee enthusiasts will appreciate outlets such as Maison Kayser or % Arabica, and those seeking a more distinctive atmosphere can head up to the Intervals Sky Bar on Level 9 within the Sky Bridge to savour beverages accompanied by a panoramic view. Families will find interactive play spaces and dedicated zones designed to keep younger passengers occupied. You can also explore the retail offerings or admire the various observation areas across the facility, such as the glass-floored Sky Bridge that presents captivating perspectives of aircraft taxiing right beneath you.

First and Business class passengers enjoy refined, tranquil comfort in our Terminal 1 HKIA lounges, designed by award-winning architects and interior designers, with distinct spaces tailored for Cathay Pacific's First and Business class.

The Wing : Located near Gate 2, The Wing, Business class lounge combines sophistication and practicality. It offers ample seating, refined design aesthetics, the popular Noodle Bar serving Asian dishes, and shower suites for pre-departure freshening up.

First class passengers can enjoy The Wing, First which combines classic glamour with renowned hospitality. The lounge offers a rotating menu of Asian and international classics, alongside light, bite-sized delicacies. Guests can also unwind before their flight in shower suites, treatment rooms, and day beds.

The Pier : Adjacent to Gate 65, The Pier, Business class lounge is celebrated for its calming atmosphere and contemporary styling. Guests can enjoy an assortment of dining options including a diverse buffet and an à la carte dining menu. The lounge features shower facilities and private relaxation areas, delivering a quiet retreat.

For our First class passengers, The Pier, First presents a highly tailored environment. Passengers will enjoy exclusive private suites, fine dining curated by renowned chefs, and attentive, personalised service. This premium space provides thoughtfully considered amenities, including massage services and expansive relaxation zones.

The Bridge : Located just a short distance from Gate 35, The Bridge is crafted with a distinctly modern aesthetic. It offers a laid-back atmosphere complemented by cosy seating and a variety of dining options. Passengers can indulge in assorted snacks and drinks, and access shower suites or workstations to stay productive before departure.

The Deck : Located near Gate 6, The Deck Lounge introduces a more relaxed environment focused on comfort. It features an inviting atmosphere alongside light refreshments and multiple seating options. This lounge serves as an excellent choice for those wanting to unwind ahead of boarding.

For the most up-to-date details regarding these facilities, visit our lounge site for more information.

By choosing a stopover in Hong Kong instead of a quick transit, travellers can enjoy a second holiday with culture, food and city views. Start with a cycling tour along the West Kowloon Waterfront Promenade for fresh air, public art and Victoria Harbour views. Then visit the Tsim Sha Tsui Promenade to take in the skyline and landmarks like the historic Clock Tower. For shopping, Nathan Road offers a lively mix of luxury stores and local shops.

If time allows, explore cultural sites such as Man Mo Temple or the streets of Central, where colonial and modern architecture sit side by side. Food lovers shouldn’t miss Hong Kong’s famous dim sum in neighbourhoods like Wan Chai or Mong Kok.

As evening falls, unwind at a rooftop bar or waterfront café and take in the city lights across Victoria Harbour.

For more inspiration, visit our guide to Hong Kong for first-time visitors or our short weekend guide to Hong Kong .

Cathay Pacific provides an array of Economy fare options to select from, ensuring you find the option best suited for your travel needs. Each category includes benefits, baggage allowances, and flexibility for changes or cancellations, allowing you to pick the choice that aligns with your itinerary.

Light Fare : Designed for passengers seeking a more economical ticket, the Light fare provides a standard baggage allowance alongside more limited options for changes or refunds.

Essential Fare : Serving as an upgraded option from Light, this fare offers greater flexibility, permitting changes for a fee, while granting extra perks such as advance seat selection and higher Asia Miles accrual.

Flexi Fare : Representing the most versatile Economy fare available, this ticket permits alterations or cancellations with minimal charges and includes an enhanced baggage allowance. This selection is ideal for passengers who value flexibility and peace of mind.

To gather further details regarding the baggage rules associated with your chosen ticket, please navigate to our fare classes page.

From the moment you book your ticket with us, your exceptional Premium Economy and Business class journey begins. With an enhanced baggage allowance, you have the freedom to pack your belongings with greater ease before receiving a welcoming reception from our people at the dedicated check-in counters. Following your priority boarding, you will encounter an inflight refined environment featuring generous seating and thoughtfully prepared dining options.

Business class passengers travelling on specific routes onboard our Boeing 777-300ER aircraft have the opportunity to relax inside our award-winning Aria Suite *, expertly designed to prioritise your ultimate comfort.

*New Boeing 777-300ER cabins will be progressively introduced.

The amount of carry-on baggage allocated is determined by cabin class. Economy and Premium Economy passengers can bring one primary piece of carry-on baggage with a maximum weight of 7kg, including a single small personal item. Business class passengers can carry up to 10kg of carry-on baggage alongside their personal item, while First class passengers are granted an allowance of up to 15kg for their carry-on baggage and a personal item. Every piece of carry-on baggage must meet the size requirements of 56 x 36 x 23cm, and your personal item must be small enough to be stored directly beneath the seat in front of you.

Passengers flying with Economy Light tickets are permitted one item of checked luggage with a weight limit of 23kg. Economy and Premium Economy passengers holding other ticket types are authorised to check up to two items, with each piece weighing a maximum of 23kg. Business class passengers have the allowance to check two items weighing up to 32kg each, and First class passengers are granted a limit of up to three checked pieces.

Be sure to remember that surpassing your allocated baggage limits will result in extra charges, which vary based on whether the items exceed the restricted weight or physical dimensions. Based on your specific flight path, you may want to consider securing a prepaid extra baggage allowance in advance to simplify your travels.

During your flight, access our inflight retail offerings via the onboard Wi-Fi , an amenity available on most of our aircraft. After linking your device to the "Cathay Pacific" wireless connection and opening the digital retail platform, you may explore an assortment of merchandise spanning more than a thousand brands. Cathay members can sign in to their profiles to spend Asia Miles on items or accumulate additional rewards during their retail experience.

To calculate how many Asia Miles you earn flying from Sydney to London on Cathay Pacific, you can use our online Status Points and Asia Miles calculator . The amount of Asia Miles earned depends primarily on three factors: the route distance, your travel cabin, and the fare type you purchased. More flexible and premium fares generally earn more Asia Miles and Status Points. Bear in mind that Asia Miles and Status Points are earned only on flights marketed by Cathay Pacific.

Our extensive international network links you to more than 100 global destinations, guaranteeing plentiful travel options and efficient connections. Our modern fleet of aircraft features spacious environments equipped with fully flat beds* within Business class, generous Premium Economy seating, and comfortable Economy arrangements. Our considerable inflight entertainment library and high-speed Wi-Fi ensure you stay in touch and entertained throughout your flight. When you travel as a Cathay member, you can earn Asia Miles and Status Points, unlocking a range of benefits.

*This feature is being gradually introduced across our entire fleet and is now available on most of our aircraft.

Booking directly through Cathay Pacific provides greater flexibility, exclusive promotions, and dedicated customer support compared to third-party platforms. When you book directly, you receive advantages such as complimentary cancellations within a 24-hour window, direct access to all ticket categories, and incentives including bonus Asia Miles and discounts on travel add-ons when available. Passengers receive priority assistance for changes or disruptions, seamless earning and redemption of Asia Miles, and benefits such as priority upgrade opportunities for Cathay members.

*Terms and conditions apply. Please visit our dedicated page for comprehensive details.

Status Points determine your Cathay membership tier and corresponding benefits. The balances revert to zero at the start of every fresh Cathay membership year, whether your tier is renewed, upgraded or downgraded. Asia Miles, on the other hand, functions as a reward currency designed for redeeming flight tickets and various lifestyle bonuses, and remains valid for a duration of three years. Status Points serve to elevate your tier progression, whereas Asia Miles empower you to secure your next holiday adventures and diverse retail goods.

The Cathay membership structure consists of Green, Silver, Gold, and Diamond levels. As you progress through the tiers by earning Status Points, you gain access to a wider range of benefits and privileges. Green members receive introductory Cathay membership privileges, including access to exclusive flight offers and priority online check-in starting 48 hours prior to departure. You can book seats with extra legroom by spending Asia Miles, depending on seat availability, and you will gain complimentary two-day access to PressReader alongside every confirmed itinerary.

Silver members retain all the perks of the preceding level, accompanied by priority check-in at the Business class desks, entry into selected Business class lounges, and priority baggage handling. This level grants an enhanced Asia Miles earning when purchasing or dining at partner establishments.

Gold members are permitted to travel with an additional piece of checked baggage and hold guaranteed seating in Economy on all Cathay Pacific flights. Furthermore, Gold members receive two complimentary Business class lounge passes and upgrade opportunities, paired with enhanced accrual rates for Asia Miles.

Diamond members take advantage of dedicated First class check-in services, access to all First class and Business class lounges, and the privilege of bringing companions. Diamond members can also enjoy priority baggage handling and exclusive offers at selected partner hotels and dining venues.

You can discover details regarding Status Points and the benefits of each tier here .

Qualifying tickets consist of those provided by Cathay Pacific or our oneworld alliance partners within our classes eligible for earning Status Points. While completing your reservation and reviewing your itinerary digitally, you are able to view the exact number of Status Points and Asia Miles your journey will generate, determined by the carrier, cabin, fare type, and distance travelled.

When holding a qualifying ticket, Status Points will be credited to your account after your flight. Travelling with our partner airlines also allows you to gather Status Points for your Cathay membership, provided your specific fare and cabin meet the eligibility requirements.

Discover a range of advantages the next time you arrange an adventure through Cathay Pacific, including our updated Economy fares , giving you options, flexibility, and outstanding value. Our current flight and holiday package offers are regularly updated to ensure you receive greater flexibility and ease during your flights with Cathay Pacific.