| Group | Squadron | Base | County | Arrived | Comments |
|---|---|---|---|---|---|
| 13 | 41 | Catterick | Yorkshire | 03/09/39 | Spitfire I. |
| 13 | 41 | Wick | Caithness | 19/10/39 | |
| 13 | 41 | Catterick | Yorkshire | 25/10/39 | |
| 11 | 41 | Hornchurch | Essex | 28/05/40 | |
| 13 | 41 | Catterick | Yorkshire | 17/06/40 | |
| 11 | 41 | Hornchurch | Essex | 26/07/40 | |
| 13 | 41 | Catterick | Yorkshire | 08/08/40 | |
| 11 | 41 | Hornchurch | Essex | 03/09/40 | Spitfire IIa, 11/40. |
| 13 | 41 | Catterick | Yorkshire | 23/02/41 | |
| 11 | 41 | Merston | Sussex | 28/07/41 | Spitfire Vb, 08/41. |
| 11 | 41 | Westhampnett | Sussex | 16/12/41 | |
| 11 | 41 | Merston | Sussex | 01/04/42 | |
| 11 | 41 | Martlesham Heath | Suffolk | 15/06/42 | |
| 11 | 41 | Hawkinge | Kent | 30/06/42 | |
| 11 | 41 | Debden | Essex | 08/07/42 | |
| 13 | 41 | Longtown | Cumberland | 01/08/42 | |
| 9 | 41 | Llanbedr | Merioneth | 11/08/42 | |
| 11 | 41 | Tangmere | Sussex | 17/08/42 | |
| 9 | 41 | Llanbedr | Merioneth | 20/08/42 | |
| 13 | 41 | Eglinton | County Londonderry | 22/09/42 | |
| 9 | 41 | Llanbedr | Merioneth | 30/09/42 | |
| 11 | 41 | Tangmere | Sussex | 05/10/42 | |
| 9 | 41 | Llanbedr | Merioneth | 11/10/42 | Spitfire XII, 02/43. |
| 9 | 41 | High Ercall | Salop | 25/02/43 | |
| 11 | 41 | Hawkinge | Kent | 12/04/43 | |
| 11 | 41 | Biggin Hill | Kent | 21/05/43 | |
| 11 | 41 | Friston | Sussex | 28/05/43 | |
| 11 | 41 | Westhampnett | Sussex | 21/06/43 | |
| 11 | 41 | Tangmere | Sussex | 04/10/43 | |
| 11 | 41 | Friston | Sussex | 11/03/44 | |
| 10/11 | 41 | Bolt Head | Devon | 29/04/44 | |
| 10 | 41 | Fairwood Common | Glamorganshire | 16/05/44 | |
| 10/11 | 41 | Bolt Head | Devon | 24/05/44 | |
| 11 | 41 | West Malling | Kent | 19/06/44 | |
| 11 | 41 | Westhampnett | Sussex | 28/06/44 | |
| 11 | 41 | Friston | Sussex | 03/07/44 | |
| 11 | 41 | Lympne | Kent | 11/07/44 | Spitfire XIV, 08/44. To Europe 05/12/44. |
| 10 | 41 | Warmwell | Dorset | 07/03/45 | Ex-Europe. To Europe 18/03/45. |