The 10 Best Airline Stocks to Invest In Before They Fly Too High

5. Delta Air Lines Inc (NYSE:DAL)

As one of the largest US airlines, Delta not only has an extensive array of destinations at the disposal of clients, but also a large fleet of aircraft. Operating more than 5,400 flights per day to 64 countries, this carrier is almost too large to fail.
Delta Air Lines, Inc. (NYSE:DAL)