Quantcast

Why Boeing decided against building a stretched double-decked 747-9

Asia's airlines blame supply chain woes for disrupted operations
Qantas and Qatar Airways: Planned partnership in the Australian aviation industry under the microscope
Riyadh Air plans new jet order decision early next year
Calls for a blanket ban on politicians receiving free flight upgrades
Wizz Air Loses Challenge Against EU-Approved Romanian Aid for TAROM
Southwest, Other Airlines Plan a Shake-Up. Why They Need More to Boost Their Stocks.
One of Boeing's biggest customers leveled fresh criticism over ongoing 737 Max delivery delays
Low-Cost Airlines Innovate with Subscription Models
LA Considers $25 And $30 Minimum Wages For Hotel And Airport Workers
Airlines are on the hook for more than you think if something goes wrong with your trip
WA Labor & Industries plans to create new airline worker protections
Airlines must now give automatic refunds for significant delays. Here's what to know.
American Airlines Technical Operations, Fleet Service, Cargo and Central Load Planning team members ratify new agreement
Spirit Airlines Pursues Bankruptcy as a Path to Tie-Up With Frontier
American Airlines fined $50M for violating disability laws
Canada's flight attendant union applauds NDP bill to end unpaid work in the airline sector
American Airlines testing new technology that would crack down on boarding
Exciting New Airline Routes Coming to North
Another city ignores airport commission's advice, zones for housing near JWA
United shares hit pre-pandemic high after airline forecasts strong finish to 2024, plans buyback
Alaska Airlines Just Made Its Loyalty Program Even More Lucrative With New Rewards, Better Upgrades, and More
Food safety problem closes Detroit airline kitchen leaving 200 flights without meals
5 Reasons Why Kazakhstan's Air Astana Is Establishing Itself As A Key Player In Asian Aviation
JetBlue is no longer serving hot food in economy class on transatlantic flights
Video shows traveler hurl computer monitor at Frontier employees in Chicago
White House 'in touch' with airlines as hurricanes Helene, Milton spark price-gouging fears
Airline bans two items from luggage amid conflict in the Middle East
Turkish Airlines pilot dies midflight, leading to emergency landing in New York
Spirit Airlines Explores Bankruptcy Filing
Airlines turn to AI to allocate gates and cut waiting times
Why Boeing decided against building a stretched double-decked 747-9
Policy
Webp a3
CEO Kelly Ortberg | Boeing

The Boeing 747, known as the "Queen of the Skies," was produced for over five decades and became a significant part of aviation history. Its recognizable upper deck "hump" originated from a design that prioritized cargo transport, with the cockpit raised to allow freight loading through the nose. Initially, Boeing did not intend for airlines to use this space for passenger seating.

Over time, later versions of the 747 saw an expanded upper deck, which typically housed premium seats but remained smaller than the main cabin below. The idea of a Boeing 747-9 emerged as a potential response to Airbus’s A380, envisioning a full-length upper deck capable of carrying up to 600 passengers in multiple classes. This would have placed Boeing in direct competition with Airbus’s only full double-decker aircraft.

However, several factors led Boeing to abandon the 747-9 concept. As noted by YouTube creator Swiss001 in simulation analyses, such an aircraft would have faced challenges due to its sheer size and weight. It likely would have required upgraded engines and significant technological improvements. Extending the upper deck would also have meant redesigning critical components like landing gear and wings to handle additional weight.

Get the Newsletter
Sign-up to receive weekly round up of news from Sky Industry News
By submitting, you agree to our Privacy Policy and Terms of Service. By providing your phone number you are opting in and consenting to receive recurring SMS/MMS messages, including automated texts, to that number from our short code. Msg & data rates may apply. Reply HELP for help, STOP to end. SMS opt-in will not be sold, rented, or shared.

Market trends played a role as well. Airlines began favoring point-to-point travel using smaller planes rather than operating large hub-to-hub flights with very high-capacity jets. While carriers such as Emirates and Lufthansa successfully operated A380s on international routes, others retired their fleets early due to operational costs and changing demand—Air France and Thai Airways among them.

For profitability, an aircraft like the 747-9 would have needed consistently high passenger loads and robust cargo demand. Additionally, it would have been limited in terms of airport compatibility because many airports lack infrastructure suitable for such large planes.

Boeing instead chose to focus on developing newer models like the 787 Dreamliner. The Dreamliner has become popular among major airlines—including All Nippon Airways (ANA), United Airlines, American Airlines, Qatar Airways, and Japan Airlines—due to its fuel efficiency and suitability for long-haul point-to-point routes previously considered unviable for larger aircraft.

The shift away from ultra-large four-engine jets accelerated after Airbus announced it would end production of the A380 in February 2019. Operational limitations at airports—such as runway width requirements—and higher costs contributed to this decision.

With production of the 747 line ending in January 2023 after more than five generations and over 1,500 units built, most airlines are retiring their remaining fleets or replacing them with more efficient twin-engine models. Some operators—including Lufthansa and Korean Air—continue flying their remaining aircraft where they remain essential for certain operations.

Speculation remains about future designs from Boeing that could fill market gaps between existing models like the 737 and 787; any new development is expected to prioritize efficiency over capacity seen in concepts like the shelved 747-9.

"Swiss001 even believed that the extended aircraft would likely have needed an engine upgrade, along with other technological enhancements."

Organizations Included in this History
More News

Long Beach Airport has entered into a 30-year lease agreement with JetZero, Inc., a company focused on next-generation aircraft design.

Oct 28, 2025

Passengers planning summer travel for 2026 can now book flights with Lufthansa Group Airlines, which has released its schedule featuring new destinations and increased frequencies.

Oct 28, 2025

Flying Food Group, Inc. has announced its Employees of the Month at its LAV facility.

Oct 28, 2025

Flying Food Group's San Francisco facility recently celebrated Hispanic Heritage Month with its employees.

Oct 28, 2025

Etihad Airways has announced the launch of a new route connecting Abu Dhabi and Addis Ababa.

Oct 27, 2025

United Airlines has unveiled its Summer 2026 schedule, which includes new flights from Newark to Bari, Split, Santiago de Compostela, and Glasgow, as well as from Newark to Seoul and Washington, D.C., to Reykjavik.

Oct 27, 2025