Ex Pacific Southwest Airlines (N352PS). Merged into USAir in April 1988 (N172US). Stored Mojave between 1991 and April 1996, when USAir leased it to World Airlines (G-WLCY) and from December 1996 to Flightline. From January 1997 subleased to DebonAir. Returned to lessor in April 1997, for lease to Titan Airways (G-WLCY) and re-registered G-ZAPL one month later. One year later bought by Titan Airways.