This B-737 aircraft is cn #20365/220, a 737-291. It was built in November 1969 and delivered to Frontier Airlines in December 1969. It was acquired by Continental Airlines in November 1986. In February 1996 it was sold to Pacific Transair then, in June 1996, it went to Air Philippines. In April 1997 it was leased to IAL immediately after to Vista Jet. In September 1997 it was returned to IAL.