| 29/06/2001 | N552NW | roll out. |
| 18/07/2001 | N552NW | first flight. |
| 27/07/2001 | N552NW | del Northwest Airlines; '5652'. |
| 31/07/2001 | N552NW | rgd to Northwest Airlines Inc. |
| 27/12/2004 | N552NW | at Tampa in 2003 Northwest Airlines c/s (repainted after 13/10/2004). |
| 07/06/2006 | N552NW | ferried Minneapolis-Marana as NWA9868 (TT: 15473 hours; 5854 cycles); for storage. |
| 29/11/2006 | N552NW | ferried Marana-San Antonio as NWA9751; for maintenance. |
| 20/12/2006 | N552NW | ferried San Antonio-Minneapolis as NWA9751; in service: Minneapolis-Anchorage as NWA845. |
| 29/10/2008 | N552NW | Northwest Airlines merged into Delta Air Lines. |
| 21/04/2009 | N552NW | ferried ?-Greenville (MS) as NW986_; for repaint. |
| 02/05/2009 | N552NW | ferried Greenville-? as NWA986_ in 2007 Delta Air Lines c/s with "Delta" titles. |
| 31/12/2009 | N552NW | rgd to Delta Air Lines Inc. |
| 03/04/2010 | N552NW | at Detroit with blended winglets (installed after 31/08/2009). |
