yThe summer season has started in the air and the tourism sector. It will extend until October. It means a general increase in the number and variety of destinations, and hence flights, compared to the less active winter season. The Easter (from this Friday) and Ascent and Pentecost weekends announce the summer as brilliant in July-August. The most profitable months for all airlines in the northern hemisphere. Months airlines with the best and newest aircraft had to take advantage of them to make the economic and operational difference with their direct competitors.