| Date/Target | Result |
|---|---|
| 11 March – 24 August 1944 | No. 466 Squadron RAAF laid mines.[23] |
| 18 April 1944 | No. 466 Squadron RAAF conducted bombing operations.[23] |
| 29 August 1944 | Mission 584: 11 B-17 Flying Fortresses and 34 B-24 Liberators bomb Heligoland Island; 3 B-24s are damaged. Escort is provided by 169 P-38 Lightnings and P-51 Mustangs; 7 P-51s are damaged.[24] |
| 3 September 1944 | Operation Aphrodite B-17 63954 attempt on U-boat pens[25] failed when US Navy controller flew aircraft into Düne Island by mistake. |
| 11 September 1944 | Operation Aphrodite B-17 30180 attempt on U-boat pens[25] hit by enemy flak and crashed into sea. |
| 29–30 September 1944 | 15 Lancasters conducted minelaying in the Kattegat and off Heligoland. No aircraft lost.[26] |
| 5–6 October 1944 | 10 Halifaxes conducted minelaying off Heligoland. No aircraft lost.[26] |
| 15 October 1944 | Operation Aphrodite B-17 30039 *Liberty Belle* and B-17 37743 attempt on U-boat pens[27] destroyed many of the buildings of the Unterland. |
| 26–27 October 1944 | 10 Lancasters of No 1 Group conducted minelaying off Heligoland. 1 Lancaster minelayer lost.[26] and the islands were evacuated the following night. |
| 22–23 November 1944 | 17 Lancasters conducted minelaying off Heligoland and in the mouth of the River Elbe without loss.[26] |
| 23 November 1944 | 4 Mosquitoes conducted Ranger patrols in the Heligoland area. No aircraft lost.[26] |
| 31 December 1944 | On Eighth Air Force Mission 772, 1 B-17 bombed Heligoland island.[28] |
| 4–5 February 1945 | 15 Lancasters and 12 Halifaxes minelaying off Heligoland and in the River Elbe. No minelaying aircraft lost.[26] |
| 16–17 March 1945 | 12 Halifaxes and 12 Lancasters minelaying in the Kattegat and off Heligoland. No aircraft lost.[29] |
| 18 April 1945 | 969 aircraft: 617 Lancasters, 332 Halifaxes, 20 Mosquitoes bombed the Naval base, airfield, & village into crater-pitted moonscapes. 3 Halifaxes were lost. The islands were evacuated the following day.[30] |
| 19 April 1945 | 36 Lancasters of 9 and 617 Squadrons attacked coastal battery positions with Tallboy bombs for no losses.[30] |