Cathay 777-300ER Seat Map: Aria Suites & Cabin Guide (2026)

Cathay Pacific has finally rolled out its newly retrofitted Boeing 777-300ER, complete with the much anticipated Aria Suites in Business Class. These new seats are designed with sliding doors, smarter storage, and more privacy, a major step up from the old cabin.

The first retrofitted 777 flew on October 18, 2024, between Hong Kong and Beijing. For Australian flyers, the big news is April 2025, when Sydney to Hong Kong gets the upgrade as well as Melbourne in August 2025.

You’ll love the different seating options available, especially in business class.

However, Cathay Pacific still operates several different Boeing 777 configurations, which means the seat map can vary depending on the aircraft assigned to your flight.

In this guide, we break down all Cathay Pacific Boeing 777 seat maps currently flying, including the new Aria Suites aircraft and the older layouts still operating across the network, so you can quickly identify your aircraft and choose the best seats before you book.

Choosing the right seat on the right aircraft can make all the difference to your flight.

Cathay Pacific 777-300er

Here’s What We’ll Cover

Cathay Pacific Boeing 777 fleet configurations
Cathay Pacific 777-300er (77J) Seat Map (Aria Suites)
Is there First Class on the New Cathay Pacific 777-300ER?
Cathay Pacific Aria Suites
Best Seats – Cathay Pacific 777-300ER (77J)
Other Cathay Pacific Boeing 777 Configurations
Cathay Pacific Boeing 777-300 (77K) Seat Map & Best Seats
Cathay Pacific Boeing 777-300 (77A) Seat Map & Best Seats
Cathay Pacific Boeing 777-300 (77P) Seat Map & Best Seats
How Do I Know If I Am Flying The New Retrofitted Cathay Pacific 777-300ER?
Cathay Pacific New Retrofitted 777-300ER
Cathay Pacific Boeing 777 Aria Suite Routes 2026
How to check Cathay 777 seat maps and seat availability before booking

By the end of this guide, you’ll know exactly which seats are worth choosing and which ones to avoid when flying Cathay Pacific’s Boeing 777.

Cathay Pacific Boeing 777 Fleet Configurations

Unlike Singapore Airlines 777-300ER who operate only one variant, Cathay Pacific operates several Boeing 777 configurations across its network. While the airline is gradually rolling out the new Aria Suites on retrofitted aircraft, many flights are still operated by earlier cabin layouts.Because of this, the seat map you see during booking may vary depending on the aircraft operating your flight.

AircraftFirstBusinessPremium EconomyEconomyTotal777-300ER (77J)–45 ARIA SUITES48268361777-300 (77A)65334201294777-300 (77K)–4032296368777-300 (77P)–42–396438

1. Cathay Pacific 777-300er (77J) Seat Map

Here is the Cathay Pacific Boeing 777-300ER seat map which allows for an easy overview of the cabin layout, helping travellers make informed choices when booking their flights. The aircraft has five sections:

Two Business Sections, One Premium Economy Section and Two Economy Sections.

Image Credits: Courtesy of Cathay Pacific

Cathay Pacific Business Class 777-300er Seat Map

45 Aria Suites in a 1-2-1 layout.Direct aisle access for all seats, enhancing convenience.Baby bassinet is located in Row 19.

💡 Tip: Avoid the first row if you prefer less galley noise; the middle of the cabin is usually the quietest.

Courtesy of AeroLOPA Ltd – https://www.aerolopa.com/cx-77j

Cathay Pacific Premium Economy Class 777-300er Seat Map

48 Seats arranged in a 2-4-2 layout.Provides a comfortable experience with additional legroom.Baby bassinet is located in Row 30

💡 Tip: The first row of Premium Economy (Row 30) has more legroom, but bassinets may mean baby noise. If you prefer quiet, aim for Rows 32-33.

Courtesy of AeroLOPA Ltd – https://www.aerolopa.com/cx-77j

Cathay Pacific Economy Class 777-300er Seat Map

268 Seats arranged in a 3-4-3 layout.Designed to ensure comfort, even in the economy section.Baby bassinet is located in Row 39 and 60Extra Leg Room Seats are located in Rows 39 and 59

Economy on the retrofitted 777 is standard for this type of aircraft, but smart seat choice makes a big difference.

💡 Tip: Exit rows (39 and 59) are worth grabbing for the legroom. The very back rows near Row 60 tend to be noisier and have more foot traffic thanks to the lavatories.

Courtesy of AeroLOPA Ltd – https://www.aerolopa.com/cx-77j

Is there First Class on the New Cathay Pacific 777-300ER?

No, the retrofitted 777-300ER doesn’t include a First Class cabin.

Unlike Emirates’ Game Changer 777-300ER, which still offers a game changer First Class cabin, Cathay has gone all in on Business Class. The good news is that the new Aria Suites are designed to feel like “first in business,” similar to what you’ll find with Qatar Airways QSuites.

Cathay hasn’t abandoned First Class altogether though. A brand new First Class product is expected to debut on the Boeing 777-9s in the coming years (likely around 2026 if there are no further delays).

Cathay Pacific Aria Suites

The Aria Suites are the highlight of Cathay’s retrofitted 777. They are a reverse herringbone design, quite similar to the Business Class layout on Cathay Pacific’s A350-1000.

The Aria Suites however are with sliding doors for privacy and a layout that balances solo and shared travel.

Here’s what stands out:

45 suites in a 1-2-1 configuration
24-inch 4K in-flight screen
Wireless charging & Bluetooth connectivity for your own devices
Ample storage for personal items
Amenity kit provided
Middle suites include a divider, perfect if you’re traveling with family or a partner
Touchscreen seat controls (even shows lavatory status in real time – one of the coolest onboard features you will love )

💡 Tip: Window seats (A/K) are the most private. Couples should aim for the middle pairs (D/G) and drop the divider.

If you’re flying long haul regularly, proper noise cancelling headphones are one of the biggest comfort upgrades you can make. They help reduce cabin noise, improve sleep quality, and make inflight entertainment much clearer on overnight flights.

Image Credits: Courtesy of Cathay Pacific

Unlike other airlines for example the JAL A350-1000 Suites, the Cathay Pacific Aria Suites are a reverse herringbone design.

Image Credits: Courtesy of Cathay Pacific

The suites are equipped with a 24-inch 4K in-flight entertainment monitor, wireless charging capabilities, storage compartments, Bluetooth connectivity for personal devices, and adjustable lighting options. Each passenger also received an amenity kit.

Image Credits: Courtesy of Cathay Pacific

An exciting feature of the Cathay Pacific Boeing 777-300ER Aria Suites is a touch screen that can control the seat and display the status of lavatories, showing whether they are occupied.

Image Credits: Courtesy of Cathay Pacific

Additionally, the middle suites include a privacy divider, allowing solo travelers to enjoy their own space while enabling families or those travelling with kids to lower the divider for a shared experience.

Cathay Pacific 777-300er Premium Economy

In addition to the Cathay Pacific Aria Suites, the retrofitted aircraft includes 48 premium economy seats arranged in a 2-4-2 configuration.

Image Credits: Courtesy of Cathay Pacific

The premium economy section features a total of 6 rows, with each seat boasting a 15.6-inch 4K screen, ensuring passengers enjoy a comfortable and entertaining journey.

Image Credits: Courtesy of Cathay Pacific

Cathay Pacific 777-300er Economy

The economy section, designed to accommodate 268 passengers, is laid out in a 3-4-3 configuration.

Image Credits: Courtesy of Cathay Pacific Image Credits: Courtesy of Cathay Pacific

Best Seats – Cathay Pacific 777-300ER (Aria Suites)

✔ Best Business Class: Window seats A or K for maximum privacy✔ Best Premium Economy: Row 30 for extra legroom✔ Best Economy: Rows 39 and 59 for additional space❌ Seats to avoid: very rear rows near the lavatories

💡 Locking In the Seat You Actually Want

Choosing the best seat on the Cathay Pacific 777 is one thing, but actually securing it can be another challenge, especially on popular long-haul routes.

If your preferred seat is not available straight away, tools like ExpertFlyer allow you to monitor seat availability and set alerts so you don’t miss out when it opens up.

Other Cathay Pacific Boeing 777 Configurations

While Cathay Pacific is gradually rolling out the new Aria Suites on its Boeing 777-300ER fleet, many aircraft in service still feature earlier cabin layouts.

Depending on the route and aircraft assignment, you may encounter a different seat map when booking your flight.

Below are the other 3 Cathay Pacific Boeing 777 configurations currently operating across the network.

2. Cathay Pacific Boeing 777-300 (77K) Seat Map

Cathay Pacific also operates a Boeing 777-300 configuration known internally as the 77K. This aircraft features a three-class layout with Business Class, Premium Economy, and Economy cabins.

This configuration is commonly used on medium and long-haul routes where First Class is not offered, but passengers still benefit from Cathay Pacific’s fully flat Business Class seats.

The aircraft is divided into six cabin sections: two Business Class sections, one Premium Economy section, and three Economy sections.

Seat Map Credit: Cathay Pacific

Cathay Pacific Business Class 777-300 (77K)

Business Class includes 40 flat bed seats in a 1-2-1 configuration, meaning every passenger has direct aisle access.

Baby bassinet location: Row 20

⚠️ Windowless seats: 19A and 19K

Tip: Window seats offer the most privacy, while the centre seats are ideal for couples travelling together.

Cathay Pacific Premium Economy 777-300 (77K)

Premium Economy consists of 32 seats arranged in a 2-4-2 configuration, offering wider seats, additional legroom, and improved recline compared with Economy Class.

Baby bassinet location: Row 30

💡 Tip: Row 30 offers additional legroom but may be close to bassinets.

Cathay Pacific Economy Class 777-300 (77K)

The Economy cabin contains 296 seats arranged in a 3-4-3 configuration across three sections.

Extra legroom seats are located in: Row 40.Rows 43 and 59 (exit rows) also have extra legroom but they are also windowless.

⚠️ Windowless seats: 43A & 43K and 59A & 59K

3. Cathay Pacific Boeing 777-300 (77A) Seat Map

Another Cathay Pacific Boeing 777 configuration is the 77A, which is notable because it still includes a First Class cabin.

This aircraft features a four-class layout with First Class, Business Class, Premium Economy, and Economy.

The aircraft is divided into six cabin sections: one First Class section, two Business Class sections, one Premium Economy section, and two Economy sections.

Seat Map Credit: Cathay Pacific

Cathay Pacific First Class 777-300 (77A)

The First Class cabin features six flat bed suites arranged in a 1-1-1 configuration, providing significant personal space and privacy.

Cathay Pacific Business Class 777-300 (77A)

Business Class includes 53 flat bed seats in a 1-2-1 configuration.

⚠️ Windowless seat: 15ABaby bassinet location: Row 16

💡Tip: The middle rows of the Business Class cabin are typically quieter and further from galleys.

Cathay Pacific Premium Economy 777-300 (77A)

Premium Economy includes 34 seats arranged in a 2-4-2 configuration.

⚠️ Windowless seat: 31ABaby bassinet location: Row 33

💡Tip: Bassinet rows offer additional legroom but may experience more movement from nearby families.

Cathay Pacific Economy 777-300 (77A)

The Economy cabin contains 201 seats arranged in a 3-4-3 configuration.

Extra legroom seats are located in: Rows 40 and 59⚠️ Windowless seat: 59A and 59K

4. Cathay Pacific Boeing 777-300 (77P) Seat Map

The 77P configuration is a higher-density Boeing 777 layout used on routes where demand for Economy seating is higher.

This aircraft features two cabin classes: Business Class and Economy Class.

The aircraft is divided into four sections: one Business Class cabin and three Economy cabins.

Seat Map Credit: Cathay Pacific

Cathay Pacific Business Class 777-300 (77P)

Business Class features 42 seats in a 2-3-2 configuration.

Unlike Cathay’s newer products, these seats do not provide direct aisle access for every passenger.

Cathay Pacific Economy Class 777-300 (77P)

Economy includes 396 seats arranged in a 3-4-3 configuration, making this the highest capacity Boeing 777 configuration in the Cathay Pacific fleet.

Extra legroom rows: 54 and 68

⚠️ Windowless seats:46A and 46K49A and 49K54A and 54K

How Do I Know If I Am Flying The New Retrofitted Cathay Pacific 777-300ER?

Easy. You can figure this out two ways.

Check Cathay’s seat map when booking. If you see the Aria Suites layout, you’re on the right aircraft. Here’s what that looks like.

Image Credits: Courtesy of Cathay Pacific Image Credits: Courtesy of Cathay Pacific

2. Tail Number:

A tail number is the unique identification code painted on an aircraft, usually on its tail section, much like a car license plate. It helps identify each plane in a fleet and can be used to track specific aircraft.

Image Credits: Courtesy of FlightAware

The tail number of the new retrofitted cathay pacific 777-300ER is B-KPO. If you search this on flight aware you will see that it took its first flight as mentioned above, on the 18 th October 2024 from Hong Kong to Beijing and Beijing to Hong Kong. It is flying this route daily until the 31st October. The flight numbers are CX332 and CX331.

Image Credits: Courtesy of FlightAware

Since then, Cathay Pacific has continued rolling out the Aria Suite across additional Boeing 777-300ER aircraft. Here’s the full list:

Aircraft Registration / Tail NumberStatusB-KPARetrofitted with Aria SuitesB-KPERetrofitted with Aria SuitesB-KPFRetrofitted with Aria SuitesB-KPIRetrofitted with Aria SuitesB-KPORetrofitted with Aria SuitesB-KPURetrofitted with Aria SuitesB-KPXRetrofitted with Aria SuitesB-KQHRetrofitted with Aria SuitesB-KQLRetrofitted with Aria SuitesB-KQQRetrofitted with Aria SuitesB-KQTRetrofitted with Aria SuitesB-KQURetrofitted with Aria SuitesB-KQXRetrofitted with Aria Suites

These are gradually being introduced into regular long-haul service as the retrofit programme progresses. As with all fleet upgrades, aircraft assignments can change at short notice, so it is always worth checking the aircraft type and seat map close to departure to confirm you are flying on a 777 fitted with Aria Suites.

Cathay Pacific New Retrofitted 777-300ER

Cathay plans to retrofit 30 Boeing 777-300ERs, about one per month, with all upgrades finished by 2027.

At first, these upgraded jets are being used on regional routes like Beijing, Shanghai, Seoul, Taipei, Tokyo, and Singapore. From January 2025, Cathay will start shifting them onto long-haul flights, with London and Sydney among the first big destinations.

Travellers connecting through Hong Kong often use the city as a gateway particularly when looking at routes to Europe that connect through Asia rather than the Middle East.

It’s taken six years to reach this point, largely due to the impact of COVID-19, but Cathay is now firmly back in growth mode. The retrofitted 777s aren’t just about fleet modernisation, they’re about giving passengers the comfort and privacy they’ve been asking for on Cathay’s most important aircraft.

Here are the current known routes:

✈️ Cathay Pacific Boeing 777 Aria Suite Routes 2026

🌍 Region🏙️ City🌍 Europe🇩🇪 Frankfurt 🇬🇧 London (Heathrow) 🇮🇹 Milan🌏 Oceania🇦🇺 Melbourne 🇦🇺 Sydney🌎 North America🇨🇦 Vancouver 🇺🇸 San Francisco🌏 Asia🇯🇵 Tokyo (Haneda)

Always double check with the airline that your flight is operated by an aircraft fitted with Aria Suites, as last minute aircraft swaps do happen. Keep reading to learn how you can identify an Aria Suites aircraft before you fly.

How to Check Cathay 777 Seat Maps and Seat Availability Before Booking

If you’re booking using points, tools like Seats.aero can help you quickly see when Cathay Pacific Business Class award seats are available via partner programs, such as Qantas Frequent Flyer. I personally have the Pro version as it displays live and real time results.

While Seats.aero doesn’t search Asia Miles directly, it’s still one of the fastest ways to spot when Cathay award space exists before you start checking individual airline websites and this is where tools like this can start to feel worth it for frequent points travellers.

Using tools like Seats.aero, you can also check seat map layouts and seat availability before booking. This makes it much easier to compare flight options, secure preferred seats early, and make sure couples or families travelling together can sit together where possible.

For example, I recently travelled on a Cathay flight and had flexible travel dates. I checked Seats.aero to compare seat maps and see which flights had two Business Class seats together. Once I found a flight that worked, I went to the Cathay website and booked the tickets. During booking, I was able to select the exact two seats I wanted.

It also saves you from having to enter all your details just to reach the seat selection page on the Cathay website. Normally, you would have to follow this process:

1. Search for flights2. Select your flight3. Enter passenger information (full name, phone number, email, frequent flyer numbers)4. Seats and extras (this is usually the first time you see the seat map)

If you want to check another date or flight, you often have to repeat the entire process. Being able to check seat layouts beforehand makes planning much easier.

👇 Example showing how seat availability displayed in Seats.aero matched the seat selection screen on the Cathay website.

Seats.aero Seat Map Key:⚪ White = Available | 🟡 Gold = Blocked | 🔘 Grey = Unavailable

seats.aero seats.aero Cathay Pacific

Frequently Asked Questions (FAQs)

Does Cathay Pacific 777-300ER have First Class?

No. The newly retrofitted Cathay Pacific 777-300ER does not include a First Class cabin. Instead, Cathay has introduced its new Aria Suites Business Class, which offer sliding doors, enhanced privacy, and upgraded technology.Cathay is expected to introduce a new First Class product on the Boeing 777-9 in the coming years.

First class on Cathay Pacific 777 300 is available only on the (77A) version.

What is the best seat on Cathay Pacific 777-300ER?

The best seats depend on the specific Boeing 777 configuration operating your flight, but some rows are generally good choices across many Cathay Pacific 777 layouts. Bulkhead rows such as Row 30 (Premium Economy) and Rows 39–40 (Economy) often offer extra legroom, while exit rows like 43 or 59 usually provide the most space in Economy.Travellers should also be aware that some exit row seats, particularly 43A/K and 59A/K on certain aircraft, may be windowless despite being window seats, which can surprise passengers expecting a view.

How can I tell if my Cathay flight has Aria Suites?

The easiest way is to check the seat map during booking. If the Business Class cabin shows a 1-2-1 layout with enclosed suites, you are likely flying on a retrofitted Boeing 777-300ER.You can also check the aircraft tail number, which helps identify whether the aircraft has already been upgraded with Aria Suites.

Are Cathay Pacific 777 seats fully flat in Business Class?

Yes. Business Class seats on Cathay Pacific’s Boeing 777-300ER convert into fully flat beds, making them suitable for long-haul flights.The new Aria Suites offer additional privacy with sliding doors, wireless charging, and large 4K entertainment screens.

Is Cathay Pacific Premium Economy worth it?

Premium Economy offers wider seats, additional recline, and more legroom compared with standard Economy Class.While it does not provide the privacy of Business Class, it can be a comfortable option for travellers looking for extra space on long-haul flights without the Business Class price tag.

How many seats are on a Cathay Pacific Boeing 777?

The number of seats depends on the aircraft configuration. The retrofitted Cathay Pacific Boeing 777-300ER with Aria Suites has 361 seats, including 45 Business Class, 48 Premium Economy, and 268 Economy seats.

Is the Cathay Pacific Boeing 777 comfortable in Economy?

Yes, the Cathay Pacific Boeing 777 is generally considered comfortable in Economy Class compared with many other airlines. Most aircraft use a 3-4-3 seating layout, which is standard for modern Boeing 777 aircraft, and seat comfort largely depends on the row selected. Choosing bulkhead or exit row seats can provide additional legroom on long-haul flights.

Summing Up

The arrival of the Aria Suites on Cathay Pacific’s 777-300ER finally brings the airline’s flagship long haul jet up to modern standards. With sliding doors, spacious layouts, and high tech features like wireless charging and 24-inch 4K screens, Business Class now feels truly competitive with products like Qatar QSuites and business class on board Emirates A380. Premium Economy offers a quieter, more private space, and in Economy smart seat choices can make a big difference on long flights.

Having flown Cathay many times before, including one of their leased aircraft operated by Air New Zealand, I’ve seen firsthand the quality and consistency of their service. Hong Kong International Airport also adds to the experience, with lounges like The Wing and The Pier still among the best I’ve ever visited. I once received a guest pass to The Pier, and it remains one of my most memorable lounge visits. It makes a great and unique gift to travellers.

I’ve been eagerly awaiting the rollout of the retrofitted 777-300ER with Aria Suites on long haul routes to Australia. Sydney is set to get the first upgrade in April 2025 followed by Melbourne in August 2025. For points collectors, this will be a fantastic redemption option. Ensure you use a miles redemption calculator to check value before booking.

One small thing many travellers forget is power sockets onboard and in transit airports can vary between aircraft and regions. Having a universal travel adaptor removes the guesswork completely and means you can charge devices wherever you land.

For me, Cathay Pacific remains one of the top airlines in the world. The Aria Suites show that even after the challenges of recent years, Cathay is still investing in comfort, privacy, and passenger experience. If you’re planning a trip through Hong Kong, this is definitely an aircraft worth seeking out.

Finally, if you need some packing tips, download this ultimate travel packing list for helpful suggestions you might not have thought of!

Travel safe, travel well, and if you’ve flown enough, you’ll know there are always those little habits that can make a cabin feel chaotic, which I explore in The Most Annoying Things People Do on Planes.

📚Related Reading:

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How to Fly to Europe Without a Middle East Stopover
Emirates 777-300ER Seat Map : Best Seats & Layouts
Singapore Airlines 777-300ER Seat Map & Cabin Layout
Airbus A350 Seat Map Turkish Airlines – Best Seats & Tips!
Singapore Airlines A350 900 Business Class Seat Maps
Qantas Project Sunrise: A350 1000
Lufthansa Allegris: The Most Beautifully Confusing Cabin Yet

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✍️ About The Author

From building a thriving company to mastering the frequent flyer game, Cranky Boss has learned that in both business and travel, the journey teaches more than the destination. A Melbourne Business Awards finalist with a knack for building strong teams and keeping things real, Cranky Boss shares the wins, the mishaps, and the occasional “OMG” moments along the way.

Today, Cranky Boss brings real stories, sharp insights, and a grounded perspective from the boardroom to the boarding gate.Read more about Cranky Boss →

✍️ Quick Facts

Miles flown: Closing in on one million | Hidden talent: Turning frequent flyer points into first class tickets | Coffee strength: Dangerously high | Office pet peeve: Speakerphone calls | Business mantra: Culture first, profit follows | Superpower: Understanding people before they speak.

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