CHARLOTTE, N.C., Oct. 21, 2013 /PRNewswire/ — US Airways (NYSE: LCC) will launch new nonstop service between its largest hub at Charlotte, N.C. and Barcelona, Spain; Brussels, Belgium; Lisbon, Portugal and Manchester, England this spring.? The four flights from Charlotte supplement the airline’s current service to these destinations from its international gateway at Philadelphia International Airport. Service to Barcelona, Lisbon and Manchester will begin May 22, 2014.? Service to Brussels will launch on June 5, 2014. The new flights bring the number of international destinations US Airways serves from Charlotte to 38 ? ten cities in Europe and 28 in Canada, Mexico, Latin America, South Ame…