Overair Butterfly - program supplier guide | Airframer

Overair Butterfly

In production

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Development concept eVTOL aircraft with four variable-speed tilting electric rotors. Using Optimum Speed Tiltrotor (OSTR) technology.

Photo: Overair, Inc

Lift type

Tilt-rotor

Construction

Factory-built

Control

Piloted

Engine type

Electric

Application

Business

Design & construction

Primary structure

Composite

Ice protection

None

Pressurisation

Unpressurised

Flight controls

Full FBW digital

Autopilot

3-axis

Avionics architecture

Integrated glass suite

Environmental control

None-unpressurised

Certification

Part 23

Minimum crew

Technical reference compiled with AI research; a value appears only where two independent research passes and a web fact-check agree. Gaps are deliberate.

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Type variants

Variant	Launch / first flight	Production end	Notes
Overair Butterfly	/		Passenger eVTOL.

Airframer

Overair, Inc.

News

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Program milestones 9 dated events

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Information on this page is compiled from a variety of published sources; links do not necessarily imply recommendation or confirmation by the airframe manufacturer.