NEW YORK (

TheStreet

) --

UAL's

( UAUA) stock skyrocketed Tuesday after the company reported improved operational performance and appointed an executive to a newly created role.

UAL shares were climbing 15.5% to $15.10 Tuesday afternoon.

After Monday's closing bell, UAL's United Airlines reported its preliminary consolidated traffic results for January. Total consolidated revenue passenger miles (RPMs) increased in January by 2.4% on a decrease of 2% in available seat miles (ASMs) compared with the year before. This resulted in a reported January 2010 consolidated passenger load factor of 78.5%, an increase of 3.4 points compared with 2009.

For January 2010, consolidated passenger revenue per available seat mile (PRASM) is estimated to have increased 9.5% to 11.5% year-over-year.

UAL on Monday also announced that it has named Rohit Philip to the newly created role of senior vice president, corporate strategy and business development. John Gebo was named vice president, financial planning and analysis, succeeding Philip in that role. Additionally, the company named Tyler Reddien as managing director of investor relations, succeeding Gebo.

Airline stocks have generally advanced Tuesday, in line with the broader stock market.

Delta

(DAL) - Get Report

has soared 10% to $12.40, while

TheStreet Recommends

US Airways

(LCC)

has jumped 6.6% to $6.30.

Continental Airlines

(CAL) - Get Report

has increased 7.8% to $18.70.

-- Reported by Andrea Tse in New York

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