Shares of some top airlines companies are mixed at 1 p.m.:

Delta Air fell $.30 or .8 percent, to $38.85.

JetBlue Airways Corp. rose $.02 or .2 percent, to $11.30.

Southwest Airlines Co. fell $.01 or percent, to $28.86.

United Continental Holdings Inc. rose $.77 or 1.7 percent, to $46.77.