That's why the deals here are mostly multi-billion dollar newsworthy ones. He also visited Euro-Fighter's pavilion to learn about its aircraft and equipment and the Japanese company of Kawasaki Heavy Industries.
Airbus said on Wednesday that it would sell 430 airplanes to the USA firm Indigo Partners for $49.5 billion in the European airline's biggest deal ever.
Major-General Ishaq Saleh Al Baloushi, head of the Executive Administration of Industries and Development of Defence Capabilities at the UAE Defence Ministry, announced the deal.
It wasn't until day three of the show that Airbus announced a commercial order. Dubai is geographically at the centre of the global aviation world, and Dubai Airshow is where the sector comes to do business.
AerCap is also behind a leasing deal to provide EgyptAir with six Boeing 787-9 Dreamliner aircraft, which will start operating in 2019.More news: Franken Accuser Says She Was Afraid To Speak Out At The Time
Leahy said: "Indigo Partners have been a tremendous customer and supporter of the Airbus single-aisle fleet for many years".
The 430-aircraft commitment comprises 273 A320neos and 157 A321neos worth $49.5bn (£37.6bn) at list prices. The deal will spread the jets out across Frontier Airlines in the U.S., Mexico's Volaris, Wizz Air of Hungary and newcomer JetSmart of Chile.
The deal between Airbus and Franke's Indigo Partners is billed as the industry's largest by number of aircraft.
For now, the headline total of nearly 700 jets covered by air show announcements fails to change the order battle as barely 30 of the deals so far represent finalised contracts.
The Dubai Airshow on Wednesday recorded deals worth more than $90 billion, including two enormous aircraft purchase orders for both Airbus and Boeing valued at $76.5 billion. "Our regional customers have maintained their trust in our products and technology, and our partnerships in the Middle East region continue to grow", said Bernard Dunn, President, Boeing Middle East, North Africa and Turkey.