CHICAGO (Reuters) - U.S. airline shares vaulted higher alongside the broader stock market on Tuesday with AMR Corp
One analyst said airline stocks were simply tracking the Dow Jones industrial average <.DJI> and the Nasdaq Composite Index <.IXIC> -- up 2.3 percent and 2.7 percent, respectively.
"I think it's the overall market being up," said Jim Corridore, equity analyst at Standard & Poor's. "The entire market is giddy about the prospects of the economy improving."
The Amex airline index
AMR was up 8.1 percent at $9.75 in afternoon trade on the New York Stock Exchange. UAL Corp
(Reporting by Kyle Peterson; Editing by Braden Reddall)