Virgin America inaugural flight between Los Angeles and Dallas Fort Worth International Airport after arrival in Grapevine, Texas Wednesday, Dec. 1, 2010. Virgin will be serving air routes between DFW and San Francisco-Los Angeles. (AP Photo/LM Otero)
January 17, 2012 10:53:10 AM PST
SAN FRANCISCO (AP) - January 17, 2012 --
Virgin America says it will start flying to and from Philadelphia in April.