Cheap flights with US Airways E-Saver fares

Check out these cheap fares from US Airways: beast deals of the week

Philadelphia, PA     Washington, DC (DCA)     $94    
Portland, ME     New York, NY (LGA)     $89    
Charlotte, NC     Pittsburgh, PA     $99    
New York, NY (LGA)     Washington, DC (DCA)     $92    
Charlotte, NC     New York, NY (LGA)     $349     First Class/Envoy
Los Angeles, CA     Phoenix, AZ     $249     First Class/Envoy
Phoenix, AZ     Puerto Vallarta, Mexico     $225    
Los Angeles, CA     Puerto Vallarta, Mexico     $149    
Charlotte, NC     Mexico City, Mexico     $270    
Philadelphia, PA     Mexico City, Mexico     $195