Investors in Delta Air Lines (NYSE:DAL) have seen stellar returns of 105% over the past five years

It hasn’t been the best quarter for Delta Air Lines, Inc. (NYSE:DAL) shareholders, since the share price has fallen 23% in that time. But that doesn’t change the fact that shareholders have received really good returns over the last five years. Indeed, the share price is up an impressive 101% in that time. To some, the recent pullback wouldn’t be surprising after such a fast rise. Of course, that doesn’t necessarily mean it’s cheap now.

With that in mind, it’s worth seeing if the…