
Symphony
Selected developmental propulsion system; not a claim that an airworthy Overture has flown.
Link Confirmed
Aircraft · Air
Supersonic passenger airliner under development by Boom Supersonic.
by Boom Supersonic · Unveiled Jan 4, 2019

Photo: Courtesy of Boom Supersonic · Editorial use (company media kit) · Company concept rendering, not a photograph of operational hardware. Resized and converted to WebP; metadata removed; original framing and branding retained.
Overture named in public funding announcement
Earliest dated public naming located in this research. Earlier unnamed airliner proposals are not treated as a named product unveil.
SourcesBoom Supersonic
United signs conditional agreement for 15 Overture aircraft
United agreed to buy 15 aircraft, with 35 options, subject to its safety, operating and sustainability requirements. This was a purchase agreement, not an aircraft delivery.
SourcesUnited Airlines
Refined Overture design presented at Farnborough
Design revision during development, not serial production or first flight.
SourcesBoom Supersonic
American agrees to purchase up to 20 Overture aircraft
American paid a deposit for an agreement covering up to 20 aircraft, with 40 options. Deliveries remained conditional on operating, performance, safety and other customary requirements.
SourcesBoom Supersonic
Overture Superfactory construction completed
Boom marked completion of the Greensboro factory building. Tooling installation and production-floor preparation were subsequent work; this milestone does not mark aircraft production.
SourcesBoom Supersonic
New Overture flight deck presented
Boom presented a redesigned flight deck incorporating Honeywell Anthem avionics and force-feedback sidesticks. The exhibit was a development simulator, not a flying aircraft.
SourcesBoom Supersonic
Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.

Selected developmental propulsion system; not a claim that an airworthy Overture has flown.
Link Confirmed
Boom Supersonic · Jul 23, 2024 · Supports: System milestone
“Boom is reinventing the cockpit with an all-new flight deck”
Boom Supersonic · Jun 17, 2024 · Supports: System milestone
“ribbon-cutting ceremony on June 17, 2024”
Boom Supersonic · Dec 13, 2022 · Supports: System · system component:boom-symphony
“today announced Symphony, a new propulsion system designed and optimized for its Overture supersonic airliner”
Boom Supersonic · Aug 16, 2022 · Supports: System milestone
“agreement to purchase up to 20 Overture aircraft”
Boom Supersonic · Jul 19, 2022 · Supports: System milestone
“today presented the refined design of Overture”
United Airlines · Jun 3, 2021 · Supports: System milestone
“United will purchase 15 of Boom's 'Overture' airliners”
Boom Supersonic · Jan 4, 2019 · Supports: System, System milestone
“advance the development of its Mach-2.2 commercial airliner called Overture”
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.