London, Paris and Amsterdam are among the most popular European city breaks for customers travelling this autumn and winter, while New York and Boston top the list of transatlantic destinations, according to new Aer Lingus booking data. Aer Lingus recently launched of one of its biggest sales of the year, offering savings across its global network. The airline is offering discounts on millions of seats across over 100 routes, giving customers the opportunity to plan their next getaway for less.