US Airways Group, Inc. announced May and year-to-date 2010 traffic results. Mainline revenue passenger miles (RPMs) for the month were 5.2 billion, up 1.8 percent versus May 2009. Mainline capacity was 6.3 billion available seat miles (ASMs), up 1.7 percent versus May 2009. Passenger load factor was a record 82.9 percent for the month of May, up 0.1 points versus May 2009.

US Airways President Scott Kirby said, "Our May consolidated (mainline and Express) passenger revenue per available seat mile (PRASM) increased approximately 18 percent versus the same period last year while total revenue per available seat mile increased approximately 19 percent on a year-over-year basis. As we head into the busy summer travel period, we continue to be optimistic as the revenue environment remains robust with continued strength in close-in bookings and overall yields."

For the month, US Airways' preliminary on-time performance as reported to the U.S. Department of Transportation (DOT) was 85.3 percent with a completion factor of 99.4 percent, up 6.1 points and 0.3 points respectively from May 2009.

The following summarizes US Airways Group's traffic results for the month and year-to-date ended May 31, 2010 and 2009, consisting of mainline operated flights as well as US Airways Express flights operated by wholly owned subsidiaries PSA Airlines and Piedmont Airlines.