| 09/06/1986 | N517US | roll out. |
| 15/07/1986 | N517US | first flight. |
| 01/08/1986 | N517US | del Northwest Orient Airlines; '5517'; named "City of Portland". |
| 24/09/1986 | N517US | bt NEMLC Leasing Associates; opb Northwest Orient Airlines on lease. |
| 01/10/1986 | N517US | company renamed Northwest Airlines. |
| 07/11/1986 | N517US | bt First Bank of Boston, Boston, MA; opb Northwest Airlines on lease. |
| 28/02/2001 | N517US | rgd to State Street Bank & Trust Company. |
| 30/12/2003 | N517US | rgd to US Bank, Boston, MA. |
| 16/02/2006 | N517US | bt RPK Capital V LLC, Chicago, IL; opb Northwest Airlines on lease. |
| 22/02/2006 | N517US | rgd to RPK Capital V LLC, Chicago, IL. |
| 13/03/2006 | N517US | last service: Phoenix-Minneapolis as NWA1994. |
| 14/04/2006 | N517US | ferried Marana-Minneapolis as NWA9771 (TT: 64406 hours; 26744 cycles); for storage. |
| 14/04/2006 | N517US | bt & rgd to Northwest Airlines Inc. |
| 23/06/2006 | N617US | ferried Marana-San Antonio as NWA9750; for maintenance. |
| 07/07/2006 | N617US | ferried San Antonio-Minneapolis as NWA9750; in service: Minneapolis-Las Vegas as NWA711. |
| 23/12/2006 | N617US | at Las Vegas in 2003 Northwest Airlines c/s (repainted after 30/09/2006). |
| 29/10/2008 | N517US | Northwest Airlines merged into Delta Air Lines. |
| 07/07/2010 | N517US | arr Marana in Northwest Airlines c/s; for storage. |
| 07/10/2011 | N517US | at Marana in basic Northwest Airlines c/s; stored. |
| 27/01/2013 | N517US | at Marana; stored. |
| 25/10/2013 | N517US | at Marana in basic Northwest Airlines c/s; missing both engines; stored. |
