Cathay Pacific
Boeing 777-300ER
Cathay Pacific 777-300ER Seat Map & Intelligence | Cabin
TL;DR
The Cathay Pacific 777-300ER is a premium workhorse. While the airline has transitioned to a 10-abreast (3-4-3) Economy layout, the "soft product" and ergonomics remain high. The Business Class "Cirrus" seat is an industry icon for comfort. Intelligence is vital to distinguish between the 4-class (with First Class) and 3-class (no First Class) configurations.
Try Cabin
Cathay Pacific operates multiple versions of the 777-300ER. Learn how to identify the "Prime" 4-class layout and why the "Twin Seats" in Row 72 are an economy secret.
The Cathay Pacific Boeing 777-300ER is a mainstay of transpacific travel. The primary intelligence point for this fleet is the Configuration Audit. Cathay flies several versions of this plane. The "77A" (4-class) features a world-class First Class cabin with only 6 seats, while the "77K" (3-class) skips First Class to add more Business and Economy seats.
Business Class: The Cirrus Standard
Cathay was one of the first to perfect the 1-2-1 reverse herringbone layout. Even in 2026, this seat is widely regarded as one of the best for sleeping.
The Mini-Cabin (Rows 11-12): On the 4-class aircraft, there is a small Business Class cabin located just behind First Class. This is the "Pro" pick. It is incredibly quiet and feels like a separate aircraft.
The Main Cabin: Avoid the last row of Business Class (Row 26 on some configs) as it is directly in front of the Premium Economy bassinet row.
Feature | Specification | Intelligence Note |
First Class | 1-1-1 (6 Suites) | Only on 4-class "77A" aircraft; ultra-wide seats. |
Business Class | 1-2-1 (Staggered) | Exceptional privacy; storage for shoes/laptops. |
Premium Economy | 2-4-2 Layout | Solid legroom (38"); dedicated cabin. |
Economy | 3-4-3 Layout | High-density; 17.2" seat width. |
The 10-Abreast Economy Reality
Like most 777 operators, Cathay moved to a 3-4-3 layout in Economy. This reduced seat width slightly, but they compensated with better padding and 11-inch 4K screens. Intelligence for long-haul comfort points to the "Twin Seats" at the very back of the plane (Rows 72-73). Because the plane narrows, the 3-seat blocks turn into 2-seat blocks. These are ideal for couples and offer extra space between the seat and the window for bags.
Premium Economy Strategy
Cathay's Premium Economy is a dedicated cabin. Intelligence suggests aiming for Row 31 or 32. Row 31 is the bulkhead and offers significant legroom, but the footrests are manual and can be slightly harder to deploy for shorter passengers.
How do I know if my Cathay 777 has First Class?
Check the seat map for Rows 1-2. If they are arranged in a 1-1-1 layout, you are on the "77A" 4-class aircraft.
Does Cathay Pacific 777 Economy have power?
Yes, every seat is equipped with an international AC outlet and a USB-A port. Newer retrofits are adding USB-C.
Which Economy seats are the best for solo travelers?
The aisle seats in the rear "Twin" sections (Rows 72-73) offer the best balance of aisle access and extra side-room.
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