Lufthansa, British Airlines, Delta, and other airlines are offering cheap sumertime sales. 

Air travel doesn't have to be either unbearably uncomfortable or outrageously expensive.

There are innumerable loopholes and anomalies in the airline flight schedules that, when detected and exploited, can enable you to claim a ticket in the Business or First Class cabin at deeply discounted rates -- often for little more than the price of coach.