| Europa League | Sp. | S | U | N | Tore | |||
| Zu Hause | 1 | 0 | 1 | 0 | 0 | : | 0 | |
| Auswärts | 1 | 0 | 0 | 1 | 0 | : | 2 | |
| ∑ | 2 | 0 | 1 | 1 | 0 | : | 2 | |
| Europa Conference League | Sp. | S | U | N | Tore | |||
| Zu Hause | 1 | 1 | 0 | 0 | 3 | : | 1 | |
| Auswärts | 1 | 1 | 0 | 0 | 3 | : | 0 | |
| ∑ | 2 | 2 | 0 | 0 | 6 | : | 1 | |
| GESAMT | Sp. | S | U | N | Tore | |||
| Zu Hause | 2 | 1 | 1 | 0 | 3 | : | 1 | |
| Auswärts | 2 | 1 | 0 | 1 | 3 | : | 2 | |
| Neutraler Ort | 0 | 0 | 0 | 0 | 0 | : | 0 | |
| ∑ | 4 | 2 | 1 | 1 | 6 | : | 3 | |
| Europa League | |||||
| 1999/2000 | 2. Runde | West Ham United | - | AFC Steaua București | 0:0 (0:0) |
| 1999/2000 | 2. Runde | AFC Steaua București | - | West Ham United | 2:0 (1:0) |
| Europa Conference League | |||||
| 2022/2023 | Gruppe B | FCSB | - | West Ham United | 0:3 (0:1) |
| 2022/2023 | Gruppe B | West Ham United | - | FCSB | 3:1 (0:1) |
|
Für Spiele, die im Elfmeterschießen entschieden wurden, geht der Spielstand nach 120 Minuten in diese Wertung ein. |
England 
![West Ham United WFC [Frauen]](https://s.hs-data.com/bilder/wappen/mini/24793.gif?fallback=png "West Ham United WFC [Frauen]"){kind=small}
![West Ham United [U18]](https://s.hs-data.com/bilder/wappen/mini/28101.gif?fallback=png "West Ham United [U18]"){kind=small}
![West Ham United [U16]](https://s.hs-data.com/bilder/wappen/mini/22847.gif?fallback=png "West Ham United [U16]"){kind=small}
![West Ham United [A-Junioren]](https://s.hs-data.com/bilder/wappen/mini/19797.gif?fallback=png "West Ham United [A-Junioren]"){kind=small}
![West Ham United [B-Junioren]](https://s.hs-data.com/bilder/wappen/mini/38677.gif?fallback=png "West Ham United [B-Junioren]"){kind=small}
