Air Force One is a modified Boeing 747. Two exist and the president flies on both of the more than 30-year-old planes. Boeing has the contract to produce updated versions, but delivery has been delayed while the aircraft maker has lost billions of dollars on the project.

Source: https://www.euronews.com/business/2025/02/17/trump-tours-boeing-plane-to-highlight-delay-in-air-force-one-delivery