669 Squadron
| Dates | Location | Higher Formation/Remarks |
| . | . | . |
| . | 669 Aviation Squadron | . |
| 1971.06.01 | Germany: Formed at RAF Wildenrath from 131 Flight, with six Beaver AL1 and four Scout AH1. Directly supported the HQ in Rheindahlen | 1st Wing AAC |
| . | Nov 71: Under command 9 Regiment AAC | 9 Regiment AAC |
| . | 1 Jan 73: Renamed 669 Squadron AAC | . |
| . | 17 Oct 73 - 15 Feb 74: Northern Ireland: Long Kesh | Scout Helicopter Detachment |
| . | 10 Jun - 10 Oct 74: Northern Ireland: Aldergrove | Beaver Flight |
| . | 10 Feb - 26 Mar 75: Northern Ireland: Aldergrove | Beaver Flight |
| . | 27 Mar - 10 Jun 75: Northern Ireland: Omagh | Scout Helicopter Detachment |
| . | 10 Oct 75 - 10 Feb 76: Northern Ireland: Aldergrove | Beaver Flight |
| . | 1 Sep 1976: Renamed 12 Flight | . |
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| 1978.04.01 | Germany: Reformed at Hobart Bks, Detmold: From 659 Squadron AAC | 9 Regiment AAC: Scout |
| . | 11 Dec 78 - 11 Apr 79: Northern Ireland: Aldergrove | . |
| . | 23 Oct 80 - 09 Mar 81: Northern Ireland: Aldergrove | . |
| . | 2 Jun - 12 Oct 83: Northern Ireland: Aldergrove | . |
| . | 1983: Hobart Bks, Detmold | 4 Regiment AAC |
| . | 1 Jul - 1 Nov 84: Northern Ireland: Aldergrove | . |
| 1995 | England: Wattisham: Anti-tank role | 4 Regiment AAC: Lynx AH 7 & Gazelle AH 1 |
| . | 2007: AAC restructured into single type regiments | . |
| 2007 | England: Dishforth: Joined 9 Regiment AAC | 9 Regiment AAC: Lynx AH 7 |
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