Ryanair, the Irish low-cost airline yesterday announced that it will add four new Boeing 737-800 aircraft (12 in total) and open 6 new routes (57 in total) from its Brussels-Charleroi base to Ibiza, Kaunas, Krakow, Nador, Seville and Zadar from March 2010. This brings the carrier’s investment in Brussels-Charleroi to twelve aircraft worth over $ 800 million. These six new routes along with increased f...