Overview

• Vertical Aerospace plans to complete piloted transition testing of the VX4 by Q4 2025, bridging the 30–70 kt speed range required to validate its flight model.
• The company is building a third prototype to increase flight-test capacity and support next year’s hybrid-powered VX4 variant trials.
• Assembly of the first certification aircraft has begun, with long-lead parts purchased to prepare for testing around December 2026.
• Vertical is securing expanded approvals from the UK Civil Aviation Authority to grant its own flight permits and streamline future tests.
• Key supply-chain partnerships are solidifying production plans, with Aciturri confirmed for full aerostructure build, Honeywell for flight systems and Bristow providing operational services.