The skies are clearing up a bit for airlines as states ease lockdown measures and travelers slowly return to airport check-in lines.After a pronounced slump in air travel in the spring, airlines are adding back flights as they hope to salvage some lost revenue during the key summer travel season.
As of Monday, investors had driven shares for the major airlines back to their early March levels, before the coronavirus forced the U.S.
economy to a standstill. The airline industry has essentially been grounded for months after a plunge in passenger demand forced American Airlines, United Airlines and others to slash flight schedules.