Delta stock surges after airline swings to profit, beats revenue forecasts and provides upbeat outlook

Shares of Delta Air Lines Inc. surged Thursday, after the air carrier swung to a first-quarter profit as revenue rose above expectations, and said it was “confident” in its full-year projections given a “strong” outlook for the current quarter.

The company reported a net loss that narrowed to $363 million, or 57 cents a share, from $940 million, or $1.48 a share, in the same period a year ago.

But…