Ryanair tops European seat capacity in Apr-2010. LCCs have largest market share at 34%. Top routes
A report "Capacity and Frequency Analysis for Intra-European Operations" by UK-based RDC Aviation makes some interesting points about capacity distribution in Europe. The top ten airlines in terms of seat capacity in Apr-2010 were headed by Ryanair with 7.3 million, a 13.3% increase, followed by Lufthansa (5.7 million +2.8%) and Air France (3.8 million -8.4%).