Business Class|Boeing 777-300ER (77W)
Business class

Singapore Airlines long-haul Business Class seat on the Boeing 777-300ER (77W) in a 1-2-1 layout; very wide seat (~28in) that converts to a fully lie-flat bed via a manual flip-over (turn-down style).
The Analysis
- 1-2-1 reverse-herringbone-style layout (tessellated), all-aisle access
- Very wide seat (~28in / 71cm)
- Converts to a fully-flat bed (~78in length) via manual flip-over
- Two main recline/lounge positions referenced as “Lazy-Z” and “Sundeck” (seat-mode recline quoted as 132° in multiple sources)
Seat Dimensions
Seat Width
71 cm
Bed Length
198 cm
Recline
Lie-flat
How to book this cabin
Airlines may change equipment at any time. To ensure you get the 777-300ER (77W), always check the seat map during and after booking.
Look for these hints:
- Look for "777-300ER" or "77W"
- Cabin is 1-2-1 with staggered/tessellated ‘herringbone’ sleeping orientation; window seats are angled and there are paired center seats
- Commonly discussed ‘bulkhead’ rows (e.g., row 11 and row 15) with larger/less restricted foot/leg space
Where This Cabin Flies
External Sources
- https://www.aircraftinteriorsinternational.com/features/singapore-airlines-777-300er.html
- https://www.businesstraveller.com/tried-and-tested/singapore-airlines-b777-300er-business-class-3/
- https://www.seatguru.com/airlines/Singapore_Air/Singapore_Air_Boeing_777-300ER.php
- https://onemileatatime.com/insights/singapore-airlines-bulkhead-business-class-seats/
- https://mainlymiles.com/2019/08/29/which-seats-does-singapore-airlines-block-for-advance-selection/comment-page-1/
- https://www.seatlink.com/airlines/singapore-airlines/seat-maps/singapore-airlines-boeing-777-300er-v1-3-class-seat-map/
- https://www.seatlink.com/airlines/singapore-airlines/seat-maps/singapore-airlines-boeing-777-300er-v2-3-class-seat-map/