Those $100k signing bonuses that Delta and American got would have been nice. The money was there. Maybe next time.

Individual airline projections for full year 2013

United - $1.4 billion profit from $38.6 billion revenue
Delta - $1.8 billion profit from $37.6 billion revenue**
American - $1.1 billion profit from $26 billion revenue
Southwest - $776 million profit from $18 billion revenue**
US Airways - $626 million profit from $14.5 billion revenue**
JetBlue - $220 million profit from $5.5 billion revenue**
Alaska - $433 million profit from $5 billion revenue**

Airlines Set Course To $6 Billion In Record Profits For 2013 - Seeking Alpha