| 11/09/1990 | N522UA | roll out. |
| 05/10/1990 | N522UA | first flight. |
| 19/10/1990 | N522UA | del & rgd to United Airlines; '5422'. |
| 05/12/2008 | N522UA | bt & rgd to Wells Fargo Bank Northwest; opb United Airlines on lease. |
| 21/12/2008 | N522UA | at Denver in 2004 United Airlines c/s (repainted after 10/10/2008). |
| 02/05/2010 | N522UA | United Airlines agreed with Continental Airlines to merge into United Airlines. |
| 01/10/2010 | N522UA | United Airlines merged with Continental Airlines into United Airlines. |
| 02/02/2011 | N522UA | at Los Angeles in 2010 United Airlines c/s with "United" titles (repainted after 11/11/2010). |
| 22/09/2015 | N522UA | last service: Chicago/O'Hare-Los Angeles as UAL204. |
| 23/09/2015 | N522UA | ferried Los Angeles-San Francisco as UAL2129. |
| 24/09/2015 | N522UA | ferried San Francisco-Goodyear as UAL2182; for lease return and storage. |
| 27/04/2016 | N522UA | at Goodyear in United Airlines c/s without titles and tail logo partly painted out; missing both engines; stored. |
