401
FlightFinder has no observed route profile for this registration. The documented safety events below are available independently of live flight tracking.
Scheduled US airline service
Reported in scheduled US passenger service from March 2002 to January 2007 — 10,369 flights. Last reported flight: January 31, 2007, Southwest Airlines, SJC → ONT.
Not reported in scheduled US service since January 2007 (data through July 2026).
| Carrier | First | Last | Flights |
|---|---|---|---|
| Southwest Airlines WN | March 2002 | January 2007 | 10,369 |
Source: BTS Reporting Carrier On-Time Performance (public domain; US reporting carriers, scheduled domestic flights).
US fleet inventory (BTS B-43)
Filed in BTS’s annual carrier fleet inventory from 2010 to 2014, most recently reported as owned.
| Carrier | First filed | Last filed |
|---|---|---|
| Southwest Airlines WN | 2010 | 2014 |
Source: BTS Form 41 Schedule B-43 (Annual Inventory of Airframe and Aircraft Engines) (open data; large certificated US carriers, annual filing).
Safety history
- November 23, 1972Accident
While on a supply mission from Pakse and flying at low height, the airplane was struck by ground fire and crashed in flames in the region of Salavan. All four occupants were killed. Probable cause (official findings): Shot down by ground fire.
- October 5, 1939Accident
The pilot took off from Vélizy-Villacoublay Airport almost simultaneously with a French Air Force Lioré 451. While in initial climb, the Simoun that was positioned to the left of the Lioré, collided the Lioré with its right wing. Out of control, the Simoun entered a dive and crashed on a farm adjacent to the Montcel Castle in Jouy-en-Josas.