Thomsonfly – Boeing – B737-3q8 (g-thof) Flight By3894 Lion Air – Boeing B737-800 (pk-lkh) Flight Lni892 Lufthansa/sun Express – Airbus/boeing A321-131/b737-8bk (d-airt/tc-snm) Flight Dlh5nc/sxs5663 Southwest Airlines – Boeing – B737-300 (n-668sw) Flight Wn1455 The Boeing 737 is a short-to-medium-range twinjet narrow-body airliner. originally developed as a shorter, lower-cost twin-engined airliner derived from Boeing’s 707 and 727, the 737 has developed into a family