The aircraft maker's brutal year means the European budget carrier won't get new aircraft, curbing its forecasts.

Europe's largest low-cost airline, Ryanair on Monday trimmed its passenger growth target for next year due to Boeing delivery delays, but said weakness in fares was moderating following a poor summer.

Michael O’Leary described Boeing delays as “a pain in the backside,” as he continues to negotiate with senior leaders at the planemaker.