WIKI/ AIRCRAFT/ BOEING-787-9
ICAO B789

Boeing787-9 Dreamliner

· 5 min read

The Boeing 787-9 is the stretched, best-selling member of the Dreamliner family — a carbon-composite long-haul twinjet that carries more passengers and flies farther than the 787-8 with barely higher fuel burn.

Wide-bodyTwin-jetIn production 2014 –Composite 50%
420pax
Max Seating
14,140km
Range
954km/h
Cruise Speed
62.8m
Length

The Boeing 787-9 is the sweet spot of the Dreamliner family. It stretches the original 787-8 by roughly six meters to carry about 20% more passengers over an even longer range — all for only a couple of percent more fuel burn. That efficiency made it the best-selling Dreamliner variant and a favorite for opening thin, ultra-long-haul routes that older widebodies could never justify.

History

Boeing launched the 787 program in the early 2000s as a clean-sheet, efficiency-first widebody built largely from carbon-fiber composites. The stretched 787-9 made its first flight on September 17, 2013, and entered service with Air New Zealand in August 2014 — three years after the 787-8.

The -9 quickly overtook the -8 in orders. Airlines valued its blend of capacity and range, which let them launch routes like Perth–London non-stop for the first time.

The Family

The Dreamliner comes in three lengths sharing the same wing, systems, and type rating:

VariantLengthSeats (typical)Range
787-856.7 m248~13,500 km
787-962.8 m296~14,140 km
787-1068.3 m336~11,750 km

A common type rating lets pilots move between all three with minimal extra training. The -9 sits in the middle and is by far the most-ordered.

Composite Construction

The Dreamliner was the first airliner with a fuselage and wings built mostly from carbon-fiber-reinforced polymer — about 50% of the airframe by weight. Because composites don’t fatigue or corrode like aluminum, the 787 offers:

  1. Higher cabin pressure (equivalent to 6,000 ft instead of 8,000 ft), reducing fatigue
  2. Higher cabin humidity, so passengers arrive less dehydrated
  3. Larger windows — dimmed electronically instead of with pull-down shades

The fuselage is assembled from one-piece composite barrels joined end to end, so the aircraft has almost no external rivets.

Range and Efficiency

With a range of about 14,140 km (7,635 nmi), the 787-9 opens ultra-long-haul city pairs non-stop. Boeing markets a per-seat fuel burn roughly 20–25% lower than the previous-generation widebodies it replaced — the core reason airlines chose it to renew long-haul fleets.

In Service Today

The 787-9 is operated by long-haul carriers worldwide, including United Airlines, All Nippon Airways, British Airways, Qantas, and Etihad. It has become the default choice for medium-capacity intercontinental routes.

Spotting Tips

  • Raked wingtips: The 787’s wingtips taper to a sharp swept point — no separate winglet, unlike the 737 or A320
  • Noise-reducing chevrons: The engine nacelles have a distinctive sawtooth (chevron) trailing edge
  • Nose profile: A smooth, sharklike four-panel windscreen with no eyebrow windows
  • Length vs 787-8: The -9 is noticeably longer with an extra pair of doors; the -10 is longer still

Specifications

ICAO type codeB789
Length62.8 m (206 ft 1 in)
Wingspan60.1 m (197 ft 3 in)
Height17.0 m (55 ft 10 in)
Engines2× GE GEnx-1B or Rolls-Royce Trent 1000 (2× ~339 kN)
Cruise speedMach 0.90 (954 km/h / 593 mph)
Service ceiling13,100 m (43,100 ft)
Typical seating296 (typical 3-class) / 420 (max)
First flight2013-09-17

Major operators

UA United Airlines
NH All Nippon Airways
BA British Airways
QF Qantas
EY Etihad Airways
JL Japan Airlines