| Line number | 0699 |
| Type | 251 W |
| Engines | Pratt & Whitney PW2037 |
| Mode S | A6CFF8 |
| Configuration | F24W18Y138 |
| Name | |
|
| Date | Registration | Remarks |
| 13/01/1996 | N538US | roll out. |
| 14/02/1996 | N538US | first flight. |
| 01/03/1996 | N538US | del Northwest Airlines; '5638'. |
| 30/04/1996 | N538US | bt First Security Bank of Utah; opb Northwest Airlines on lease. |
| 01/05/1996 | N538US | rgd to First Security Bank of Utah (as of 2000 Wells Fargo Bank Northwest after merger). |
| 21/04/2001 | N538US | tfd to Wells Fargo Bank Northwest; opb Northwest Airlines on lease. |
| 29/05/2004 | N538US | at Baltimore in 2003 Northwest Airlines c/s (repainted after 22/12/2003). |
| 01/11/2005 | N538US | last service: Los Angeles-Detroit as NWA336; ferried Detroit-Marana as NWA9868 (TT: 32958 hours; 12957 cycles); for storage. |
| 13/01/2006 | N538US | ferried Marana-Minneapolis as NWA9751. |
| 11/10/2006 | N538US | last service: Detroit-Seattle as NWA215; ferried Seattle-Kelowna as NWA9751; for installation of blended winglets. |
| 24/10/2006 | N538US | ferried Kelowna-Minneapolis as NWA9750 with blended winglets. |
| 25/10/2006 | N538US | in service: Minneapolis-Seattle as NWA155. |
| 02/04/2007 | N538US | rgd to Wells Fargo Bank Northwest. |
| 29/10/2008 | N538US | Northwest Airlines merged into Delta Air Lines. |
| 22/08/2009 | N538US | arr Kuala Lumpur; for repaint. |
| 01/09/2009 | N538US | r/o at Kuala Lumpur in 2007 Delta Air Lines c/s with "Delta" titles. |
| 14/01/2019 | N538US | rgd to Delta Air Lines Inc. |
| 22/03/2020 | N538US | last service: Detroit/DTW-Salt Lake City/SLC as DAL803. |
| 24/03/2020 | N538US | ferried Salt Lake City/SLC-Victorville/VCV as DAL9945; for parking because of COVID-19 pandemic. |
| 05/10/2020 | N538US | ferried Victorville/VCV-Jacksonville/VQQ as DAL9961; for maintenance. |
| 31/10/2020 | N538US | ferried Jacksonville/VQQ-Minneapolis/MSP as DAL9968; after maintenance. |
| 01/11/2020 | N538US | ferried Minneapolis/MSP-Los Angeles/LAX as DAL9961; ret to service: Los Angeles/LAX-Minneapolis/MSP as DAL937. |
