| 14/03/1989 | N648DL | roll out. |
| 06/04/1989 | N648DL | first flight. |
| 04/05/1989 | N648DL | del Delta Air Lines; '648'. |
| 05/05/1989 | N648DL | rgd to Delta Air Lines Inc. |
| 01/01/2002 | N648DL | at Los Angeles in 2000 Delta Air Lines c/s with "Delta" titles (repainted after 19/07/2000). |
| 22/11/2003 | N648DL | at New York/La Guardia in full Song c/s with "flysong.com" titles (repainted after 10/08/2003). |
| 24/10/2006 | N648DL | at Atlanta in 2000 Delta Air Lines c/s with "Delta" titles (repainted after 19/08/2006). |
| 08/10/2008 | N648DL | at Dallas/Fort Worth with blended winglets (installed after 11/08/2008). |
| 26/01/2009 | N648DL | at Atlanta in 2007 Delta Air Lines c/s with "Delta" titles (repainted after 07/11/2009) |
| 28/09/2014 | N648DL | last service: Philadelphia-Atlanta as DAL1661. |
| 29/09/2014 | N648DL | ferried Atlanta-Marana as DAL9931 (TT: 86094 hours; 37271 cycles); for storage. |
| 28/03/2015 | N648DL | at Marana; stored. |
| 09/06/2016 | N648DL | at Marana; stored. |
| 31/07/2016 | N648DL | at Marana/MZJ; all usable parts removed; still standing on landing gear; for part out and scrapping. |
| 06/12/20218 | N648DL | registration cancelled. |
