FS2004 – Southwest Illinois One Boeing 737-700 flight2000it 10 years ago FS2004 – Southwest Illinois One Boeing 737-700. A repaint of the Vistaliners B737-700 in Southwest Illinois One livery, complete with model. Repaint by Colin Lowe. 5 MB FS2004 Southwest Airlines Boeing 737-7H4– FS2004 Southwest Airlines Boeing 737-700– FS2004 Southwest Boeing 737-700