The Zacks Airline industry has been benefiting from buoyant air travel demand, both on domestic and international fronts. Upbeat passenger volumes have always been acting as a tailwind. Higher bookings contribute to the airlines' top-line performance. While air travel demand is robust on the leisure front, business travel has also made an encouraging comeback. Further, the decline in fuel expenses represents another tailwind for the industry. Notably, oil prices declined almost 15.6% from the beginning of J ...