Leeham News and Comment

Rise and Fall of Boeing

My book, “The Rise and Fall of Boeing and the Way Back”, has been named as one of its top picks of aviation books by the Royal Aeronautical Society for Christmas 2025. “Following on from his previous ...
Leeham News and Comment

Airbus Once Boasted of More Widebody Sales Than Boeing; Now Distant Second

Aug. 26, 2026, © Leeham News: When Boeing was going through travails with the 787 program from 2007-2015, Airbus boasted it sold more A330s after the Dreamliner ...
Leeham News and Comment

Second 737 North Line Likely Needed as Early as 2028: Analysis

The company was already thinking about a further rate increase to 63 per month. Additionally, Boeing informed the supply chain that it should consider preparations for a 737-production rate of up to ...
Leeham News and Comment

(Updated with statements:) Engineers, Technicians reject Boeing’s “Best and Final Offer”; authorize strike; talks to resume

Aug. 21, 2026, © Leeham News: Engineers and technicians represented by the Society of Professional Engineering Employees in Aerospace (SPEEA) soundly rejected ...
Leeham News and Comment

Bjorn’s Corner: Aircraft Structures Part 15. Automated layup systems.

August 21, 2026, ©. Leeham News: Last week we looked at thermoset prepreg tape layup, which is subsequently cured in an autoclave. It’s the method used for the composite structural parts for the ...
Leeham News and Comment

Boeing’s Deferred Production Costs Growing Again, Part II

August 17, 2026, © Leeham News: In the second part of our examination of Boeing's heavy use of program accounting, Leeham News & Analysis (LNA) dives into the ...
Leeham News and Comment

First Delivery of A350F Could Slip to 2028, Though Airbus Reaffirms Timeline

Aug. 11, 2026, © Leeham News: The first delivery of the Airbus A350F could be slipping from late 2027 to 2028, LNA has learned. LNA first reported this likelihood of ...
Leeham News and Comment

Boeing CEO: Max 7 and Max 10 deliveries in 2027, low margins until 2030

July 28, 2026, © Leeham News: Boeing chief executive Kelly Ortberg has reiterated that the airframer expects to soon secure an amended type certificate for its long ...
Leeham News and Comment

Bjorn’s Corner: Aircraft Structures Part 11. Composite allowables.

July 24, 2026, ©. Leeham News: In our series on aircraft structures and how they have shaped the way our airliners transport us around the world today, we have covered why structural composites ...
Leeham News and Comment

Airbus to begin testing the Wing of Tomorrow on A321neo

July 22, 2026, © Leeham News: Airbus will begin testing its Wing of Tomorrow on an A321neo. This is the first time the program’s wing concepts will be tested on a ...
Leeham News and Comment

Boeing faces ‘terrible teens’ scenario with early 777-9s

July 22, 2026, © Leeham News: Boeing faces a 787 “Terrible Teens” scenario with its early build 777-9s because of the large amount of change incorporation ...
Leeham News and Comment

Pratt & Whitney adding composite materials to next GTF engine

July 17, 2026, © Leeham News/AIN: When rivals Pratt & Whitney and CFM International developed the Geared TurboFan (GTF) and the LEAP engines powering today’s ...