Ryanair will order 150 Boeing 737 Max planes with an option for 150 more, ... which O'Leary said will have 21% more seats but burn 20% less fuel than the airline's current 737s.

Associated Press . Ryanair will order 150 Boeing 737 Max planes with an option for 150 more, marking the biggest aircraft purchase in the Irish airline’s history and a boost for Boeing.

Ryanair said Tuesday it agreed to buy 150 Boeing 737 Max planes with an option for 150 more, marking the biggest aircraft purchase in the Irish airline's history and a boost for Boeing.