678 — routes, history & safety record

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 January 1995 to February 2007 — 30,664 flights. Last reported flight: February 28, 2007, Southwest Airlines, SMF → SEA.

Not reported in scheduled US service since February 2007 (data through July 2026).

Carrier	First	Last	Flights
Southwest Airlines WN	January 1995	February 2007	30,664

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 2006 to 2008, most recently reported as operating lease.

Carrier	First filed	Last filed
Southwest Airlines WN	2006	2008

Source: BTS Form 41 Schedule B-43 (Annual Inventory of Airframe and Aircraft Engines) (open data; large certificated US carriers, annual filing).

Safety history

May 17, 1940Accident
En route from Camp Borden to Trenton, while cruising at night in adverse weather conditions, the pilot lost control of the airplane that crashed in high ground near Grafton. All four crew members were killed. Crew: F/L H. B. Jasper, pilot, F/O J. E. Pidcook, navigator, F/O G. E. Auld, navigator, AC1 J. R. Kean, wireless operator.
Noorduyn Norseman · 4 fatalities
While in a night cross country flight to give experience in practical air navigation, the pilot lost control of the airplane when flying in adverse weather conditions at low altitude over high ground. Full accident record