As part of booking roundtrip flights which depart from US airports, Orbitz is pleased to offer airline tickets on US Airways, which operates a non-stop flight Saturdays from St Lucia, Saint Lucia (UVF) to Philadelphia (PHL), regularly scheduled to depart at 5:10pm and arrive at 9:06pm. Usually an Airbus A319 is flown for this route. The average travel time from St Lucia, Saint Lucia to Philadelphia, PA is 4 hours and 56 minutes.