Delta Air Lines, Inc. reported unaudited consolidated earnings and operating results for the fourth quarter and full year ended December 31, 2018. For the quarter, the company's reported total operating revenue was $10,742 million compared to $10,229 million for the same period a year ago. Operating income was $1,090 million compared to $1,162 million for the same period a year ago. Net income was $1,019 million compared to $299 million for the same period a year ago. Basic earnings per share were $1.50 compared to $0.42 for the same period a year ago. Diluted earnings per share were $1.49 compared to $0.42 for the same period a year ago.

For the year, the company's reported total operating revenue was $44,438 million compared to $41,138 million for the same period a year ago. Operating income was $5,264 million compared to $5,966 million for the same period a year ago. Net income was $3,935 million compared to $3,205 million for the same period a year ago. Basic earnings per share were $5.69 compared to $4.45 for the same period a year ago. Diluted earnings per share were $5.67 compared to $4.43 for the same period a year ago.

For the quarter, the company reported revenue passenger miles of 53,241 million, available seat miles of 62,523 million and passenger load factor of 85.2% compared to revenue passenger miles of 51,180 million, available seat miles of 60,060 million and passenger load factor of 85.2% a year ago.

For the year, the company reported revenue passenger miles of 225,243 million, available seat miles of 263,365 million and passenger load factor of 85.5% compared to revenue passenger miles of 217,712 million, available seat miles of 254,325 million and passenger load factor of 85.6% a year ago.

For the first quarter of fiscal 2019, the company's reported earnings per share to be $0.70 - $0.90, at the high-end of initial guidance provided in October. The company expects to deliver four to 6% total adjusted revenue growth and non-fuel unit cost growth below inflation. March quarter total revenue was expected to increase 4% to 6% with adjusted unit revenue growth of flat to up to on a 4% higher capacity.

For 2019, the company expects to drive double-digit earnings growth through higher revenues, maintaining a cost trajectory below inflation, and the modest benefit from lower fuel costs. Margin expansion is a business imperative and the company remain confident in its full-year earnings guidance of $6 to $7 per share.