Ryanair (Dublin) has finalized a firm order for 175 Next-Generation 737-800 airplanes with Boeing valued at $15.6 billion at list prices. The order, originally announced as a commitment in March, is Boeing’s largest ever aircraft order from a European airline.

CEO O’Leary flew into the air show on one of Ryanair’s 303 737-800s, which bore a special livery celebrating the agreement.

Ryanair, which took delivery of its first 737-800 from Boeing in 1999 and has the largest fleet of Boeing airplanes in Europe.

The airline operates over 1,600 flights per day from 57 bases on 1,600 routes across 29 countries, connecting more than 180 destinations.

Copyright Photo: Boeing. Michael O’Leary, president and CEO of Ryanair (left) joined Ray Conner, Boeing Commercial Airplanes president and CEO (right), at the Paris signing ceremony.

Video:

Ryanair: